Jelajahi Sumber

HUE-9429 [editor] Extract cte, joins, from and union to separate grammar files for the generic 2 parser

Johan Ahlen 5 tahun lalu
induk
melakukan
5a6af42023

+ 85 - 0
desktop/core/src/desktop/js/parse/jison/sql/generic2/select/cte_select_statement.jison

@@ -0,0 +1,85 @@
+// Licensed to Cloudera, Inc. under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  Cloudera, Inc. licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+QuerySpecification
+ : CommonTableExpression SelectStatement OptionalUnions
+ | CommonTableExpression '(' QuerySpecification ')' OptionalUnions  -> $3
+ ;
+
+QuerySpecification_EDIT
+ : CommonTableExpression '(' QuerySpecification_EDIT ')'
+   {
+     parser.addCommonTableExpressions($1);
+   }
+ | CommonTableExpression SelectStatement_EDIT OptionalUnions
+   {
+     parser.addCommonTableExpressions($1);
+   }
+ | CommonTableExpression SelectStatement OptionalUnions_EDIT
+   {
+     parser.addCommonTableExpressions($1);
+   }
+ | CommonTableExpression_EDIT
+ | CommonTableExpression_EDIT '(' QuerySpecification ')'
+ | CommonTableExpression_EDIT SelectStatement OptionalUnions
+ ;
+
+CommonTableExpression
+ : 'WITH' WithQueries  -> $2
+ ;
+
+CommonTableExpression_EDIT
+ : 'WITH' WithQueries_EDIT
+ ;
+
+WithQueries
+ : WithQuery                   -> [$1]
+ | WithQueries ',' WithQuery   -> $1.concat([$3])
+ ;
+
+WithQueries_EDIT
+ : WithQuery_EDIT
+ | WithQueries ',' WithQuery_EDIT
+   {
+     parser.addCommonTableExpressions($1);
+   }
+ | WithQuery_EDIT ',' WithQueries
+ | WithQueries ',' WithQuery_EDIT ',' WithQueries
+   {
+     parser.addCommonTableExpressions($1);
+   }
+ ;
+
+WithQuery
+ : RegularOrBacktickedIdentifier 'AS' '(' TableSubQueryInner ')'
+   {
+     parser.addCteAliasLocation(@1, $1);
+     $4.alias = $1;
+     $$ = $4;
+   }
+ ;
+
+WithQuery_EDIT
+ : RegularOrBacktickedIdentifier 'CURSOR'
+   {
+     parser.suggestKeywords(['AS']);
+   }
+ | RegularOrBacktickedIdentifier 'AS' '(' AnyCursor RightParenthesisOrError
+   {
+     parser.suggestKeywords(['SELECT']);
+   }
+ | RegularOrBacktickedIdentifier 'AS' '(' TableSubQueryInner_EDIT RightParenthesisOrError
+ ;

+ 48 - 0
desktop/core/src/desktop/js/parse/jison/sql/generic2/select/from_clause.jison

@@ -0,0 +1,48 @@
+// Licensed to Cloudera, Inc. under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  Cloudera, Inc. licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+FromClause
+ : 'FROM' TableReferenceList
+   {
+     $$ = { tableReferenceList : $2 }
+   }
+ ;
+
+FromClause_EDIT
+ : 'FROM' 'CURSOR'
+   {
+       parser.suggestTables();
+       parser.suggestDatabases({ appendDot: true });
+   }
+ | 'FROM' TableReferenceList_EDIT
+ ;
+
+TableReferenceList
+ : TableReference
+ | TableReferenceList ',' TableReference  -> $3
+ ;
+
+TableReferenceList_EDIT
+ : TableReference_EDIT
+ | TableReference_EDIT ',' TableReference
+ | TableReferenceList ',' TableReference_EDIT
+ | TableReferenceList ',' TableReference_EDIT ',' TableReferenceList
+ | TableReferenceList ',' AnyCursor
+   {
+       parser.suggestTables();
+       parser.suggestDatabases({ appendDot: true });
+   }
+ ;

+ 169 - 0
desktop/core/src/desktop/js/parse/jison/sql/generic2/select/joins.jison

@@ -0,0 +1,169 @@
+// Licensed to Cloudera, Inc. under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  Cloudera, Inc. licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+OptionalJoins
+ :
+ | Joins
+ | Joins_INVALID
+ ;
+
+Joins
+ : JoinType TablePrimary OptionalJoinCondition
+   {
+     if ($3 && $3.valueExpression) {
+       $$ = $3.valueExpression;
+     } else {
+       $$ = {};
+     }
+     $$.joinType = $1;
+     if ($3.noJoinCondition) {
+       $$.suggestJoinConditions = { prependOn: true, tablePrimaries: parser.yy.latestTablePrimaries.concat() }
+     }
+     if ($3.suggestKeywords) {
+       $$.suggestKeywords = $3.suggestKeywords;
+     }
+     if (parser.yy.latestTablePrimaries.length > 0) {
+        parser.yy.latestTablePrimaries[parser.yy.latestTablePrimaries.length - 1].join = true;
+     }
+   }
+ | Joins JoinType TablePrimary OptionalJoinCondition
+   {
+     if ($4 && $4.valueExpression) {
+       $$ = $4.valueExpression;
+     } else {
+       $$ = {};
+     }
+     $$.joinType = $1;
+     if ($4.noJoinCondition) {
+       $$.suggestJoinConditions = { prependOn: true, tablePrimaries: parser.yy.latestTablePrimaries.concat() }
+     }
+     if ($4.suggestKeywords) {
+       $$.suggestKeywords = $4.suggestKeywords;
+     }
+     if (parser.yy.latestTablePrimaries.length > 0) {
+       parser.yy.latestTablePrimaries[parser.yy.latestTablePrimaries.length - 1].join = true;
+     }
+   }
+ ;
+
+Joins_INVALID
+ : JoinType                                           -> { joinType: $1 }
+ | JoinType Joins                                     -> { joinType: $1 }
+ ;
+
+Join_EDIT
+ : JoinType_EDIT TablePrimary OptionalJoinCondition
+   {
+     if ($1.suggestKeywords) {
+       parser.suggestKeywords($1.suggestKeywords);
+     }
+   }
+ | JoinType_EDIT
+   {
+     if ($1.suggestKeywords) {
+       parser.suggestKeywords($1.suggestKeywords);
+     }
+   }
+ | JoinType TablePrimary_EDIT OptionalJoinCondition
+ | JoinType TablePrimary JoinCondition_EDIT
+ | JoinType 'CURSOR' OptionalJoinCondition
+   {
+     if (parser.yy.latestTablePrimaries.length > 0) {
+       var idx = parser.yy.latestTablePrimaries.length - 1;
+       var tables = [];
+       do {
+         var tablePrimary = parser.yy.latestTablePrimaries[idx];
+         if (!tablePrimary.subQueryAlias) {
+           tables.unshift(tablePrimary.alias ? { identifierChain: tablePrimary.identifierChain, alias: tablePrimary.alias } : { identifierChain: tablePrimary.identifierChain })
+         }
+         idx--;
+       } while (idx >= 0 && tablePrimary.join && !tablePrimary.subQueryAlias)
+
+       if (tables.length > 0) {
+         parser.suggestJoins({
+           prependJoin: false,
+           joinType: $1,
+           tables: tables
+         })
+       }
+     }
+     parser.suggestTables();
+     parser.suggestDatabases({
+       appendDot: true
+     });
+   }
+ ;
+
+Joins_EDIT
+ : Join_EDIT
+ | Join_EDIT Joins
+ | Joins Join_EDIT
+ | Joins Join_EDIT Joins
+ ;
+
+JoinType
+ : 'CROSS' 'JOIN'                 -> 'CROSS JOIN'
+ | 'FULL' 'JOIN'                  -> 'FULL JOIN'
+ | 'FULL' 'OUTER' 'JOIN'          -> 'FULL OUTER JOIN'
+ | 'INNER' 'JOIN'                 -> 'INNER JOIN'
+ | 'JOIN'                         -> 'JOIN'
+ | 'LEFT' 'INNER' 'JOIN'          -> 'LEFT INNER JOIN'
+ | 'LEFT' 'JOIN'                  -> 'LEFT JOIN'
+ | 'LEFT' 'OUTER' 'JOIN'          -> 'LEFT OUTER JOIN'
+ | 'LEFT' 'SEMI' 'JOIN'           -> 'LEFT SEMI JOIN'
+ | 'OUTER' 'JOIN'                 -> 'OUTER JOIN'
+ | 'RIGHT' 'INNER' 'JOIN'         -> 'RIGHT OUTER JOIN'
+ | 'RIGHT' 'JOIN'                 -> 'RIGHT JOIN'
+ | 'RIGHT' 'OUTER' 'JOIN'         -> 'RIGHT OUTER JOIN'
+ | 'RIGHT' 'SEMI' 'JOIN'          -> 'RIGHT SEMI JOIN'
+ | 'SEMI' 'JOIN'                  -> 'SEMI JOIN'
+ ;
+
+JoinType_EDIT
+ : 'CROSS' 'CURSOR'                 -> { suggestKeywords: ['JOIN'] }
+ | 'FULL' 'CURSOR' 'JOIN'           -> { suggestKeywords: ['OUTER'] }
+ | 'FULL' 'OUTER' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
+ | 'INNER' 'CURSOR'                 -> { suggestKeywords: ['JOIN'] }
+ | 'LEFT' 'CURSOR' 'JOIN'           -> { suggestKeywords: ['OUTER'] }
+ | 'LEFT' 'INNER' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
+ | 'LEFT' 'OUTER' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
+ | 'LEFT' 'SEMI' 'CURSOR'           -> { suggestKeywords: ['JOIN'] }
+ | 'OUTER' 'CURSOR'                 -> { suggestKeywords: ['JOIN'] }
+ | 'RIGHT' 'CURSOR' 'JOIN'          -> { suggestKeywords: ['OUTER'] }
+ | 'RIGHT' 'INNER' 'CURSOR'         -> { suggestKeywords: ['JOIN'] }
+ | 'RIGHT' 'OUTER' 'CURSOR'         -> { suggestKeywords: ['JOIN'] }
+ | 'RIGHT' 'SEMI' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
+ | 'SEMI' 'CURSOR'                  -> { suggestKeywords: ['JOIN'] }
+ ;
+
+OptionalJoinCondition
+ :                                       -> { noJoinCondition: true, suggestKeywords: ['ON'] }
+ | 'ON' ValueExpression                  -> { valueExpression: $2 }
+ ;
+
+UsingColList
+ : RegularOrBacktickedIdentifier
+ | UsingColList ',' RegularOrBacktickedIdentifier
+ ;
+
+JoinCondition_EDIT
+ : 'ON' ValueExpression_EDIT
+ | 'ON' 'CURSOR'
+   {
+     parser.valueExpressionSuggest();
+     parser.suggestJoinConditions({ prependOn: false });
+   }
+ ;

+ 33 - 173
desktop/core/src/desktop/js/parse/jison/sql/generic2/select/select_statement.jison

@@ -16,28 +16,11 @@
 
 QuerySpecification
  : SelectStatement OptionalUnions                                   -> $1
- | CommonTableExpression SelectStatement OptionalUnions
- | CommonTableExpression '(' QuerySpecification ')' OptionalUnions  -> $3
  ;
 
 QuerySpecification_EDIT
  : SelectStatement_EDIT OptionalUnions
  | SelectStatement OptionalUnions_EDIT
- | CommonTableExpression '(' QuerySpecification_EDIT ')'
-   {
-     parser.addCommonTableExpressions($1);
-   }
- | CommonTableExpression SelectStatement_EDIT OptionalUnions
-   {
-     parser.addCommonTableExpressions($1);
-   }
- | CommonTableExpression SelectStatement OptionalUnions_EDIT
-   {
-     parser.addCommonTableExpressions($1);
-   }
- | CommonTableExpression_EDIT
- | CommonTableExpression_EDIT '(' QuerySpecification ')'
- | CommonTableExpression_EDIT SelectStatement OptionalUnions
  ;
 
 SelectStatement
@@ -53,43 +36,6 @@ SelectStatement
    }
  ;
 
-OptionalUnions
- :
- | Unions
- ;
-
-OptionalUnions_EDIT
- : Unions_EDIT
- ;
-
-Unions
- : UnionClause
- | Unions UnionClause
- ;
-
-Unions_EDIT
- : UnionClause_EDIT
- | Unions UnionClause_EDIT
- | UnionClause_EDIT Unions
- | Unions UnionClause_EDIT Unions
- ;
-
-UnionClause
- : 'UNION' NewStatement OptionalAllOrDistinct SelectStatement
- ;
-
-UnionClause_EDIT
- : 'UNION' NewStatement 'CURSOR'
-   {
-     parser.suggestKeywords(['ALL', 'DISTINCT', 'SELECT']);
-   }
- | 'UNION' NewStatement 'CURSOR' SelectStatement
-   {
-     parser.suggestKeywords(['ALL', 'DISTINCT']);
-   }
- | 'UNION' NewStatement OptionalAllOrDistinct SelectStatement_EDIT
- ;
-
 SelectStatement_EDIT
  : 'SELECT' OptionalAllOrDistinct SelectList_EDIT
    {
@@ -193,53 +139,6 @@ SelectStatement_EDIT
    }
  ;
 
-CommonTableExpression
- : 'WITH' WithQueries  -> $2
- ;
-
-CommonTableExpression_EDIT
- : 'WITH' WithQueries_EDIT
- ;
-
-WithQueries
- : WithQuery                   -> [$1]
- | WithQueries ',' WithQuery   -> $1.concat([$3])
- ;
-
-WithQueries_EDIT
- : WithQuery_EDIT
- | WithQueries ',' WithQuery_EDIT
-   {
-     parser.addCommonTableExpressions($1);
-   }
- | WithQuery_EDIT ',' WithQueries
- | WithQueries ',' WithQuery_EDIT ',' WithQueries
-   {
-     parser.addCommonTableExpressions($1);
-   }
- ;
-
-WithQuery
- : RegularOrBacktickedIdentifier 'AS' '(' TableSubQueryInner ')'
-   {
-     parser.addCteAliasLocation(@1, $1);
-     $4.alias = $1;
-     $$ = $4;
-   }
- ;
-
-WithQuery_EDIT
- : RegularOrBacktickedIdentifier 'CURSOR'
-   {
-     parser.suggestKeywords(['AS']);
-   }
- | RegularOrBacktickedIdentifier 'AS' '(' AnyCursor RightParenthesisOrError
-   {
-     parser.suggestKeywords(['SELECT']);
-   }
- | RegularOrBacktickedIdentifier 'AS' '(' TableSubQueryInner_EDIT RightParenthesisOrError
- ;
-
 OptionalAllOrDistinct
  :
  | 'ALL'
@@ -371,67 +270,6 @@ TableExpression_EDIT
    }
  ;
 
-OptionalJoins
- :
- | Joins
- | Joins_INVALID
- ;
-
-FromClause
- : 'FROM' TableReferenceList
-   {
-     $$ = { tableReferenceList : $2 }
-   }
- ;
-
-FromClause_EDIT
- : 'FROM' 'CURSOR'
-   {
-       parser.suggestTables();
-       parser.suggestDatabases({ appendDot: true });
-   }
- | 'FROM' TableReferenceList_EDIT
- ;
-
-SelectSpecification
- : ValueExpression OptionalCorrelationName
-   {
-     if ($2) {
-       parser.addColumnAliasLocation($2.location, $2.alias, @1);
-       $$ = { valueExpression: $1, alias: $2.alias };
-       if (!parser.yy.selectListAliases) {
-         parser.yy.selectListAliases = [];
-       }
-       parser.yy.selectListAliases.push($1.function && $1.types && $1.types.length && $1.types[0] === 'UDFREF' ? { name: $2.alias, udfRef: $1.function, types: $1.types } : { name: $2.alias, types: $1.types || ['T'] });
-     } else {
-       $$ = { valueExpression: $1 }
-     }
-   }
- | '*'
-   {
-     parser.addAsteriskLocation(@1, [{ asterisk: true }]);
-     $$ = { asterisk: true }
-   }
- ;
-
-SelectSpecification_EDIT
- : ValueExpression_EDIT OptionalCorrelationName
-   {
-     if ($2) {
-       parser.addColumnAliasLocation($2.location, $2.alias, @1);
-     }
-   }
-
- | AnyCursor 'AS' RegularOrBacktickedIdentifier
-   {
-     parser.suggestFunctions();
-     parser.suggestColumns();
-     parser.addColumnAliasLocation(@3, $3, @1);
-     $$ = { suggestAggregateFunctions: true };
-   }
- | ValueExpression OptionalCorrelationName_EDIT  -> $2
- ;
-
 SelectList
  : SelectSpecification                 -> [ $1 ]
  | SelectList ',' SelectSpecification
@@ -480,19 +318,41 @@ SelectList_EDIT
  | SelectList ',' SelectSpecification_EDIT ',' SelectList  -> $3
  ;
 
-TableReferenceList
- : TableReference
- | TableReferenceList ',' TableReference  -> $3
+SelectSpecification
+ : ValueExpression OptionalCorrelationName
+   {
+     if ($2) {
+       parser.addColumnAliasLocation($2.location, $2.alias, @1);
+       $$ = { valueExpression: $1, alias: $2.alias };
+       if (!parser.yy.selectListAliases) {
+         parser.yy.selectListAliases = [];
+       }
+       parser.yy.selectListAliases.push($1.function && $1.types && $1.types.length && $1.types[0] === 'UDFREF' ? { name: $2.alias, udfRef: $1.function, types: $1.types } : { name: $2.alias, types: $1.types || ['T'] });
+     } else {
+       $$ = { valueExpression: $1 }
+     }
+   }
+ | '*'
+   {
+     parser.addAsteriskLocation(@1, [{ asterisk: true }]);
+     $$ = { asterisk: true }
+   }
  ;
 
-TableReferenceList_EDIT
- : TableReference_EDIT
- | TableReference_EDIT ',' TableReference
- | TableReferenceList ',' TableReference_EDIT
- | TableReferenceList ',' TableReference_EDIT ',' TableReferenceList
- | TableReferenceList ',' AnyCursor
+SelectSpecification_EDIT
+ : ValueExpression_EDIT OptionalCorrelationName
+   {
+     if ($2) {
+       parser.addColumnAliasLocation($2.location, $2.alias, @1);
+     }
+   }
+
+ | AnyCursor 'AS' RegularOrBacktickedIdentifier
    {
-       parser.suggestTables();
-       parser.suggestDatabases({ appendDot: true });
+     parser.suggestFunctions();
+     parser.suggestColumns();
+     parser.addColumnAliasLocation(@3, $3, @1);
+     $$ = { suggestAggregateFunctions: true };
    }
+ | ValueExpression OptionalCorrelationName_EDIT  -> $2
  ;

+ 52 - 0
desktop/core/src/desktop/js/parse/jison/sql/generic2/select/union_clause.jison

@@ -0,0 +1,52 @@
+// Licensed to Cloudera, Inc. under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  Cloudera, Inc. licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+OptionalUnions
+ :
+ | Unions
+ ;
+
+OptionalUnions_EDIT
+ : Unions_EDIT
+ ;
+
+Unions
+ : UnionClause
+ | Unions UnionClause
+ ;
+
+Unions_EDIT
+ : UnionClause_EDIT
+ | Unions UnionClause_EDIT
+ | UnionClause_EDIT Unions
+ | Unions UnionClause_EDIT Unions
+ ;
+
+UnionClause
+ : 'UNION' NewStatement OptionalAllOrDistinct SelectStatement
+ ;
+
+UnionClause_EDIT
+ : 'UNION' NewStatement 'CURSOR'
+   {
+     parser.suggestKeywords(['ALL', 'DISTINCT', 'SELECT']);
+   }
+ | 'UNION' NewStatement 'CURSOR' SelectStatement
+   {
+     parser.suggestKeywords(['ALL', 'DISTINCT']);
+   }
+ | 'UNION' NewStatement OptionalAllOrDistinct SelectStatement_EDIT
+ ;

+ 0 - 148
desktop/core/src/desktop/js/parse/jison/sql/generic2/sql_main.jison

@@ -953,154 +953,6 @@ JoinedTable_EDIT
  | TablePrimary_EDIT Joins
  ;
 
-Joins
- : JoinType TablePrimary OptionalJoinCondition
-   {
-     if ($3 && $3.valueExpression) {
-       $$ = $3.valueExpression;
-     } else {
-       $$ = {};
-     }
-     $$.joinType = $1;
-     if ($3.noJoinCondition) {
-       $$.suggestJoinConditions = { prependOn: true, tablePrimaries: parser.yy.latestTablePrimaries.concat() }
-     }
-     if ($3.suggestKeywords) {
-       $$.suggestKeywords = $3.suggestKeywords;
-     }
-     if (parser.yy.latestTablePrimaries.length > 0) {
-        parser.yy.latestTablePrimaries[parser.yy.latestTablePrimaries.length - 1].join = true;
-     }
-   }
- | Joins JoinType TablePrimary OptionalJoinCondition
-   {
-     if ($4 && $4.valueExpression) {
-       $$ = $4.valueExpression;
-     } else {
-       $$ = {};
-     }
-     $$.joinType = $1;
-     if ($4.noJoinCondition) {
-       $$.suggestJoinConditions = { prependOn: true, tablePrimaries: parser.yy.latestTablePrimaries.concat() }
-     }
-     if ($4.suggestKeywords) {
-       $$.suggestKeywords = $4.suggestKeywords;
-     }
-     if (parser.yy.latestTablePrimaries.length > 0) {
-       parser.yy.latestTablePrimaries[parser.yy.latestTablePrimaries.length - 1].join = true;
-     }
-   }
- ;
-
-Joins_INVALID
- : JoinType                                           -> { joinType: $1 }
- | JoinType Joins                                     -> { joinType: $1 }
- ;
-
-Join_EDIT
- : JoinType_EDIT TablePrimary OptionalJoinCondition
-   {
-     if ($1.suggestKeywords) {
-       parser.suggestKeywords($1.suggestKeywords);
-     }
-   }
- | JoinType_EDIT
-   {
-     if ($1.suggestKeywords) {
-       parser.suggestKeywords($1.suggestKeywords);
-     }
-   }
- | JoinType TablePrimary_EDIT OptionalJoinCondition
- | JoinType TablePrimary JoinCondition_EDIT
- | JoinType 'CURSOR' OptionalJoinCondition
-   {
-     if (parser.yy.latestTablePrimaries.length > 0) {
-       var idx = parser.yy.latestTablePrimaries.length - 1;
-       var tables = [];
-       do {
-         var tablePrimary = parser.yy.latestTablePrimaries[idx];
-         if (!tablePrimary.subQueryAlias) {
-           tables.unshift(tablePrimary.alias ? { identifierChain: tablePrimary.identifierChain, alias: tablePrimary.alias } : { identifierChain: tablePrimary.identifierChain })
-         }
-         idx--;
-       } while (idx >= 0 && tablePrimary.join && !tablePrimary.subQueryAlias)
-
-       if (tables.length > 0) {
-         parser.suggestJoins({
-           prependJoin: false,
-           joinType: $1,
-           tables: tables
-         })
-       }
-     }
-     parser.suggestTables();
-     parser.suggestDatabases({
-       appendDot: true
-     });
-   }
- ;
-
-Joins_EDIT
- : Join_EDIT
- | Join_EDIT Joins
- | Joins Join_EDIT
- | Joins Join_EDIT Joins
- ;
-
-JoinType
- : 'CROSS' 'JOIN'                 -> 'CROSS JOIN'
- | 'FULL' 'JOIN'                  -> 'FULL JOIN'
- | 'FULL' 'OUTER' 'JOIN'          -> 'FULL OUTER JOIN'
- | 'INNER' 'JOIN'                 -> 'INNER JOIN'
- | 'JOIN'                         -> 'JOIN'
- | 'LEFT' 'INNER' 'JOIN'          -> 'LEFT INNER JOIN'
- | 'LEFT' 'JOIN'                  -> 'LEFT JOIN'
- | 'LEFT' 'OUTER' 'JOIN'          -> 'LEFT OUTER JOIN'
- | 'LEFT' 'SEMI' 'JOIN'           -> 'LEFT SEMI JOIN'
- | 'OUTER' 'JOIN'                 -> 'OUTER JOIN'
- | 'RIGHT' 'INNER' 'JOIN'         -> 'RIGHT OUTER JOIN'
- | 'RIGHT' 'JOIN'                 -> 'RIGHT JOIN'
- | 'RIGHT' 'OUTER' 'JOIN'         -> 'RIGHT OUTER JOIN'
- | 'RIGHT' 'SEMI' 'JOIN'          -> 'RIGHT SEMI JOIN'
- | 'SEMI' 'JOIN'                  -> 'SEMI JOIN'
- ;
-
-JoinType_EDIT
- : 'CROSS' 'CURSOR'                 -> { suggestKeywords: ['JOIN'] }
- | 'FULL' 'CURSOR' 'JOIN'           -> { suggestKeywords: ['OUTER'] }
- | 'FULL' 'OUTER' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
- | 'INNER' 'CURSOR'                 -> { suggestKeywords: ['JOIN'] }
- | 'LEFT' 'CURSOR' 'JOIN'           -> { suggestKeywords: ['OUTER'] }
- | 'LEFT' 'INNER' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
- | 'LEFT' 'OUTER' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
- | 'LEFT' 'SEMI' 'CURSOR'           -> { suggestKeywords: ['JOIN'] }
- | 'OUTER' 'CURSOR'                 -> { suggestKeywords: ['JOIN'] }
- | 'RIGHT' 'CURSOR' 'JOIN'          -> { suggestKeywords: ['OUTER'] }
- | 'RIGHT' 'INNER' 'CURSOR'         -> { suggestKeywords: ['JOIN'] }
- | 'RIGHT' 'OUTER' 'CURSOR'         -> { suggestKeywords: ['JOIN'] }
- | 'RIGHT' 'SEMI' 'CURSOR'          -> { suggestKeywords: ['JOIN'] }
- | 'SEMI' 'CURSOR'                  -> { suggestKeywords: ['JOIN'] }
- ;
-
-OptionalJoinCondition
- :                                       -> { noJoinCondition: true, suggestKeywords: ['ON'] }
- | 'ON' ValueExpression                  -> { valueExpression: $2 }
- ;
-
-UsingColList
- : RegularOrBacktickedIdentifier
- | UsingColList ',' RegularOrBacktickedIdentifier
- ;
-
-JoinCondition_EDIT
- : 'ON' ValueExpression_EDIT
- | 'ON' 'CURSOR'
-   {
-     parser.valueExpressionSuggest();
-     parser.suggestJoinConditions({ prependOn: false });
-   }
- ;
-
 TablePrimary
  : TableOrQueryName OptionalCorrelationName
    {

+ 8 - 0
desktop/core/src/desktop/js/parse/jison/sql/generic2/structure.json

@@ -8,12 +8,16 @@
     "../generic/sql_error.jison",
     "../generic/sql_insert.jison",
     "sql_main.jison",
+    "select/cte_select_statement.jison",
+    "select/from_clause.jison",
     "select/group_by_clause.jison",
     "select/having_clause.jison",
+    "select/joins.jison",
     "select/limit_clause.jison",
     "select/order_by_clause.jison",
     "select/select_conditions.jison",
     "select/select_statement.jison",
+    "select/union_clause.jison",
     "select/where_clause.jison",
     "../generic/sql_set.jison",
     "../generic/sql_udf.jison",
@@ -29,12 +33,16 @@
     "../generic/sql_drop.jison",
     "../generic/sql_insert.jison",
     "sql_main.jison",
+    "select/cte_select_statement.jison",
+    "select/from_clause.jison",
     "select/group_by_clause.jison",
     "select/having_clause.jison",
+    "select/joins.jison",
     "select/limit_clause.jison",
     "select/order_by_clause.jison",
     "select/select_conditions.jison",
     "select/select_statement.jison",
+    "select/union_clause.jison",
     "select/where_clause.jison",
     "../generic/sql_set.jison",
     "../generic/sql_udf.jison",

File diff ditekan karena terlalu besar
+ 0 - 0
desktop/core/src/desktop/js/parse/sql/generic2/generic2AutocompleteParser.js


File diff ditekan karena terlalu besar
+ 0 - 0
desktop/core/src/desktop/js/parse/sql/generic2/generic2SyntaxParser.js


+ 1466 - 0
desktop/core/src/desktop/js/parse/sql/generic2/sqlParseSupport.js

@@ -0,0 +1,1466 @@
+// Licensed to Cloudera, Inc. under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  Cloudera, Inc. licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import { matchesType } from 'sql/reference/typeUtils';
+import {
+  initSharedAutocomplete,
+  initSyntaxParser,
+  identifierEquals,
+  equalIgnoreCase,
+  SIMPLE_TABLE_REF_SUGGESTIONS
+} from 'parse/sql/sqlParseUtils';
+
+const initSqlParser = function (parser) {
+  initSharedAutocomplete(parser);
+
+  parser.prepareNewStatement = function () {
+    linkTablePrimaries();
+    parser.commitLocations();
+
+    delete parser.yy.latestCommonTableExpressions;
+    delete parser.yy.correlatedSubQuery;
+    parser.yy.subQueries = [];
+    parser.yy.selectListAliases = [];
+    parser.yy.latestTablePrimaries = [];
+
+    prioritizeSuggestions();
+  };
+
+  parser.yy.parseError = function (message, error) {
+    parser.yy.errors.push(error);
+    return message;
+  };
+
+  parser.addCommonTableExpressions = function (identifiers) {
+    parser.yy.result.commonTableExpressions = identifiers;
+    parser.yy.latestCommonTableExpressions = identifiers;
+  };
+
+  parser.isInSubquery = function () {
+    return !!parser.yy.primariesStack.length;
+  };
+
+  parser.pushQueryState = function () {
+    parser.yy.resultStack.push(parser.yy.result);
+    parser.yy.locationsStack.push(parser.yy.locations);
+    parser.yy.selectListAliasesStack.push(parser.yy.selectListAliases);
+    parser.yy.primariesStack.push(parser.yy.latestTablePrimaries);
+    parser.yy.subQueriesStack.push(parser.yy.subQueries);
+
+    parser.yy.result = {};
+    parser.yy.locations = [];
+    parser.yy.selectListAliases = []; // Not allowed in correlated sub-queries
+
+    if (parser.yy.correlatedSubQuery) {
+      parser.yy.latestTablePrimaries = parser.yy.latestTablePrimaries.concat();
+      parser.yy.subQueries = parser.yy.subQueries.concat();
+    } else {
+      parser.yy.latestTablePrimaries = [];
+      parser.yy.subQueries = [];
+    }
+  };
+
+  parser.popQueryState = function (subQuery) {
+    linkTablePrimaries();
+    parser.commitLocations();
+
+    if (Object.keys(parser.yy.result).length === 0) {
+      parser.yy.result = parser.yy.resultStack.pop();
+    } else {
+      parser.yy.resultStack.pop();
+    }
+    const oldSubQueries = parser.yy.subQueries;
+    parser.yy.subQueries = parser.yy.subQueriesStack.pop();
+    if (subQuery) {
+      if (oldSubQueries.length > 0) {
+        subQuery.subQueries = oldSubQueries;
+      }
+      parser.yy.subQueries.push(subQuery);
+    }
+
+    parser.yy.latestTablePrimaries = parser.yy.primariesStack.pop();
+    parser.yy.locations = parser.yy.locationsStack.pop();
+    parser.yy.selectListAliases = parser.yy.selectListAliasesStack.pop();
+  };
+
+  parser.suggestSelectListAliases = function () {
+    if (
+      parser.yy.selectListAliases &&
+      parser.yy.selectListAliases.length > 0 &&
+      parser.yy.result.suggestColumns &&
+      (typeof parser.yy.result.suggestColumns.identifierChain === 'undefined' ||
+        parser.yy.result.suggestColumns.identifierChain.length === 0)
+    ) {
+      parser.yy.result.suggestColumnAliases = parser.yy.selectListAliases;
+    }
+  };
+
+  parser.mergeSuggestKeywords = function () {
+    let result = [];
+    Array.prototype.slice.call(arguments).forEach(suggestion => {
+      if (typeof suggestion !== 'undefined' && typeof suggestion.suggestKeywords !== 'undefined') {
+        result = result.concat(suggestion.suggestKeywords);
+      }
+    });
+    if (result.length > 0) {
+      return { suggestKeywords: result };
+    }
+    return {};
+  };
+
+  parser.suggestValueExpressionKeywords = function (valueExpression, extras) {
+    const expressionKeywords = parser.getValueExpressionKeywords(valueExpression, extras);
+    parser.suggestKeywords(expressionKeywords.suggestKeywords);
+    if (expressionKeywords.suggestColRefKeywords) {
+      parser.suggestColRefKeywords(expressionKeywords.suggestColRefKeywords);
+    }
+    if (valueExpression.lastType) {
+      parser.addColRefIfExists(valueExpression.lastType);
+    } else {
+      parser.addColRefIfExists(valueExpression);
+    }
+  };
+
+  parser.getSelectListKeywords = function (excludeAsterisk) {
+    const keywords = [{ value: 'CASE', weight: 450 }, 'FALSE', 'TRUE', 'NULL'];
+    if (!excludeAsterisk) {
+      keywords.push({ value: '*', weight: 10000 });
+    }
+    return keywords;
+  };
+
+  parser.getValueExpressionKeywords = function (valueExpression, extras) {
+    const types = valueExpression.lastType ? valueExpression.lastType.types : valueExpression.types;
+    // We could have valueExpression.columnReference to suggest based on column type
+    let keywords = [
+      '<',
+      '<=',
+      '<=>',
+      '<>',
+      '=',
+      '>',
+      '>=',
+      'BETWEEN',
+      'IN',
+      'IS NOT NULL',
+      'IS NULL',
+      'IS NOT TRUE',
+      'IS TRUE',
+      'IS NOT FALSE',
+      'IS FALSE',
+      'NOT BETWEEN',
+      'NOT IN'
+    ];
+    if (extras) {
+      keywords = keywords.concat(extras);
+    }
+    if (valueExpression.suggestKeywords) {
+      keywords = keywords.concat(valueExpression.suggestKeywords);
+    }
+    if (types.length === 1 && types[0] === 'COLREF') {
+      return {
+        suggestKeywords: keywords,
+        suggestColRefKeywords: {
+          BOOLEAN: ['AND', 'OR'],
+          NUMBER: ['+', '-', '*', '/', '%', 'DIV'],
+          STRING: ['LIKE', 'NOT LIKE', 'REGEXP', 'RLIKE']
+        }
+      };
+    }
+    if (matchesType(parser.yy.activeDialect, ['BOOLEAN'], types)) {
+      keywords = keywords.concat(['AND', 'OR']);
+    }
+    if (matchesType(parser.yy.activeDialect, ['NUMBER'], types)) {
+      keywords = keywords.concat(['+', '-', '*', '/', '%', 'DIV']);
+    }
+    if (matchesType(parser.yy.activeDialect, ['STRING'], types)) {
+      keywords = keywords.concat(['LIKE', 'NOT LIKE', 'REGEXP', 'RLIKE']);
+    }
+    return { suggestKeywords: keywords };
+  };
+
+  parser.getTypeKeywords = function () {
+    return [
+      'BIGINT',
+      'BOOLEAN',
+      'CHAR',
+      'DECIMAL',
+      'DOUBLE',
+      'FLOAT',
+      'INT',
+      'SMALLINT',
+      'TIMESTAMP',
+      'STRING',
+      'TINYINT',
+      'VARCHAR'
+    ];
+  };
+
+  parser.getColumnDataTypeKeywords = function () {
+    return parser.getTypeKeywords();
+  };
+
+  parser.addColRefIfExists = function (valueExpression) {
+    if (valueExpression.columnReference) {
+      parser.yy.result.colRef = { identifierChain: valueExpression.columnReference };
+    }
+  };
+
+  parser.selectListNoTableSuggest = function (selectListEdit, hasDistinctOrAll) {
+    if (selectListEdit.cursorAtStart) {
+      let keywords = parser.getSelectListKeywords();
+      if (!hasDistinctOrAll) {
+        keywords = keywords.concat([
+          { value: 'ALL', weight: 2 },
+          { value: 'DISTINCT', weight: 2 }
+        ]);
+      }
+      parser.suggestKeywords(keywords);
+    } else {
+      parser.checkForKeywords(selectListEdit);
+    }
+    if (selectListEdit.suggestFunctions) {
+      parser.suggestFunctions();
+    }
+    if (selectListEdit.suggestColumns) {
+      parser.suggestColumns();
+    }
+    if (
+      selectListEdit.suggestAggregateFunctions &&
+      (!hasDistinctOrAll || hasDistinctOrAll === 'ALL')
+    ) {
+      parser.suggestAggregateFunctions();
+      parser.suggestAnalyticFunctions();
+    }
+  };
+
+  parser.suggestJoinConditions = function (details) {
+    parser.yy.result.suggestJoinConditions = details || {};
+    if (parser.yy.latestTablePrimaries && !parser.yy.result.suggestJoinConditions.tablePrimaries) {
+      parser.yy.result.suggestJoinConditions.tablePrimaries = parser.yy.latestTablePrimaries.concat();
+    }
+  };
+
+  parser.suggestJoins = function (details) {
+    parser.yy.result.suggestJoins = details || {};
+  };
+
+  parser.findCaseType = function (whenThenList) {
+    const types = {};
+    whenThenList.caseTypes.forEach(valueExpression => {
+      valueExpression.types.forEach(type => {
+        types[type] = true;
+      });
+    });
+    if (Object.keys(types).length === 1) {
+      return { types: [Object.keys(types)[0]] };
+    }
+    return { types: ['T'] };
+  };
+
+  parser.applyArgumentTypesToSuggestions = function (functionName, position) {
+    if (parser.yy.result.suggestFunctions || parser.yy.result.suggestColumns) {
+      parser.yy.result.udfArgument = {
+        name: functionName.toLowerCase(),
+        position: position
+      };
+    }
+  };
+
+  parser.commitLocations = function () {
+    if (parser.yy.locations.length === 0) {
+      return;
+    }
+
+    const tablePrimaries = parser.yy.latestTablePrimaries;
+
+    let i = parser.yy.locations.length;
+
+    while (i--) {
+      const location = parser.yy.locations[i];
+      if (location.type === 'variable' && location.colRef) {
+        parser.expandIdentifierChain({
+          wrapper: location.colRef,
+          tablePrimaries: tablePrimaries,
+          isColumnWrapper: true
+        });
+        delete location.colRef.linked;
+      }
+
+      if (location.type === 'unknown') {
+        if (
+          typeof location.identifierChain !== 'undefined' &&
+          location.identifierChain.length > 0 &&
+          location.identifierChain.length <= 2 &&
+          tablePrimaries
+        ) {
+          let found = tablePrimaries.filter(primary => {
+            return (
+              equalIgnoreCase(primary.alias, location.identifierChain[0].name) ||
+              (primary.identifierChain &&
+                equalIgnoreCase(primary.identifierChain[0].name, location.identifierChain[0].name))
+            );
+          });
+          if (!found.length && location.firstInChain) {
+            found = tablePrimaries.filter(primary => {
+              return (
+                !primary.alias &&
+                primary.identifierChain &&
+                equalIgnoreCase(
+                  primary.identifierChain[primary.identifierChain.length - 1].name,
+                  location.identifierChain[0].name
+                )
+              );
+            });
+          }
+
+          if (found.length) {
+            if (
+              found[0].identifierChain.length > 1 &&
+              location.identifierChain.length === 1 &&
+              equalIgnoreCase(found[0].identifierChain[0].name, location.identifierChain[0].name)
+            ) {
+              location.type = 'database';
+            } else if (
+              found[0].alias &&
+              equalIgnoreCase(location.identifierChain[0].name, found[0].alias) &&
+              location.identifierChain.length > 1
+            ) {
+              location.type = 'column';
+              parser.expandIdentifierChain({
+                tablePrimaries: tablePrimaries,
+                wrapper: location,
+                anyOwner: true
+              });
+            } else if (
+              !found[0].alias &&
+              found[0].identifierChain &&
+              equalIgnoreCase(
+                location.identifierChain[0].name,
+                found[0].identifierChain[found[0].identifierChain.length - 1].name
+              ) &&
+              location.identifierChain.length > 1
+            ) {
+              location.type = 'column';
+              parser.expandIdentifierChain({
+                tablePrimaries: tablePrimaries,
+                wrapper: location,
+                anyOwner: true
+              });
+            } else {
+              location.type = 'table';
+              parser.expandIdentifierChain({
+                tablePrimaries: tablePrimaries,
+                wrapper: location,
+                anyOwner: true
+              });
+            }
+          } else if (parser.yy.subQueries) {
+            found = parser.yy.subQueries.filter(subQuery => {
+              return equalIgnoreCase(subQuery.alias, location.identifierChain[0].name);
+            });
+            if (found.length > 0) {
+              location.type = 'subQuery';
+              location.identifierChain = [{ subQuery: found[0].alias }];
+            }
+          }
+        }
+      }
+
+      if (location.type === 'asterisk' && !location.linked) {
+        if (tablePrimaries && tablePrimaries.length > 0) {
+          location.tables = [];
+          location.linked = false;
+          if (!location.identifierChain) {
+            location.identifierChain = [{ asterisk: true }];
+          }
+          parser.expandIdentifierChain({
+            tablePrimaries: tablePrimaries,
+            wrapper: location,
+            anyOwner: false
+          });
+          if (location.tables.length === 0) {
+            parser.yy.locations.splice(i, 1);
+          }
+        } else {
+          parser.yy.locations.splice(i, 1);
+        }
+      }
+
+      if (
+        location.type === 'table' &&
+        typeof location.identifierChain !== 'undefined' &&
+        location.identifierChain.length === 1 &&
+        location.identifierChain[0].name
+      ) {
+        // Could be a cte reference
+        parser.yy.locations.some(otherLocation => {
+          if (
+            otherLocation.type === 'alias' &&
+            otherLocation.source === 'cte' &&
+            identifierEquals(otherLocation.alias, location.identifierChain[0].name)
+          ) {
+            // TODO: Possibly add the other location if we want to show the link in the future.
+            //       i.e. highlight select definition on hover over alias, also for subquery references.
+            location.type = 'alias';
+            location.target = 'cte';
+            location.alias = location.identifierChain[0].name;
+            delete location.identifierChain;
+            return true;
+          }
+        });
+      }
+
+      if (
+        location.type === 'table' &&
+        (typeof location.identifierChain === 'undefined' || location.identifierChain.length === 0)
+      ) {
+        parser.yy.locations.splice(i, 1);
+      }
+
+      if (location.type === 'unknown') {
+        location.type = 'column';
+      }
+
+      // A column location might refer to a previously defined alias, i.e. last 'foo' in "SELECT cast(id AS int) foo FROM tbl ORDER BY foo;"
+      if (location.type === 'column') {
+        for (let j = i - 1; j >= 0; j--) {
+          const otherLocation = parser.yy.locations[j];
+          if (
+            otherLocation.type === 'alias' &&
+            otherLocation.source === 'column' &&
+            location.identifierChain &&
+            location.identifierChain.length === 1 &&
+            location.identifierChain[0].name &&
+            otherLocation.alias &&
+            location.identifierChain[0].name.toLowerCase() === otherLocation.alias.toLowerCase()
+          ) {
+            location.type = 'alias';
+            location.source = 'column';
+            location.alias = location.identifierChain[0].name;
+            delete location.identifierChain;
+            location.parentLocation = otherLocation.parentLocation;
+            break;
+          }
+        }
+      }
+
+      if (location.type === 'column') {
+        const initialIdentifierChain = location.identifierChain
+          ? location.identifierChain.concat()
+          : undefined;
+
+        parser.expandIdentifierChain({
+          tablePrimaries: tablePrimaries,
+          wrapper: location,
+          anyOwner: true,
+          isColumnWrapper: true,
+          isColumnLocation: true
+        });
+
+        if (typeof location.identifierChain === 'undefined') {
+          parser.yy.locations.splice(i, 1);
+        } else if (
+          location.identifierChain.length === 0 &&
+          initialIdentifierChain &&
+          initialIdentifierChain.length === 1
+        ) {
+          // This is for the case "SELECT tblOrColName FROM db.tblOrColName";
+          location.identifierChain = initialIdentifierChain;
+        }
+      }
+      if (location.type === 'column' && location.identifierChain) {
+        if (location.identifierChain.length > 1 && location.tables && location.tables.length > 0) {
+          location.type = 'complex';
+        }
+      }
+      delete location.firstInChain;
+      if (location.type !== 'column' && location.type !== 'complex') {
+        delete location.qualified;
+      } else if (typeof location.qualified === 'undefined') {
+        location.qualified = false;
+      }
+    }
+
+    if (parser.yy.locations.length > 0) {
+      parser.yy.allLocations = parser.yy.allLocations.concat(parser.yy.locations);
+      parser.yy.locations = [];
+    }
+  };
+
+  const prioritizeSuggestions = function () {
+    parser.yy.result.lowerCase = parser.yy.lowerCase || false;
+
+    const cteIndex = {};
+
+    if (typeof parser.yy.latestCommonTableExpressions !== 'undefined') {
+      parser.yy.latestCommonTableExpressions.forEach(cte => {
+        cteIndex[cte.alias.toLowerCase()] = cte;
+      });
+    }
+
+    SIMPLE_TABLE_REF_SUGGESTIONS.forEach(suggestionType => {
+      if (
+        suggestionType !== 'suggestAggregateFunctions' &&
+        typeof parser.yy.result[suggestionType] !== 'undefined' &&
+        parser.yy.result[suggestionType].tables.length === 0
+      ) {
+        delete parser.yy.result[suggestionType];
+      } else if (
+        typeof parser.yy.result[suggestionType] !== 'undefined' &&
+        typeof parser.yy.result[suggestionType].tables !== 'undefined'
+      ) {
+        for (let i = parser.yy.result[suggestionType].tables.length - 1; i >= 0; i--) {
+          const table = parser.yy.result[suggestionType].tables[i];
+          if (
+            table.identifierChain.length === 1 &&
+            typeof table.identifierChain[0].name !== 'undefined' &&
+            typeof cteIndex[table.identifierChain[0].name.toLowerCase()] !== 'undefined'
+          ) {
+            parser.yy.result[suggestionType].tables.splice(i, 1);
+          }
+        }
+      }
+    });
+
+    if (typeof parser.yy.result.colRef !== 'undefined') {
+      if (
+        !parser.yy.result.colRef.linked ||
+        typeof parser.yy.result.colRef.identifierChain === 'undefined' ||
+        parser.yy.result.colRef.identifierChain.length === 0
+      ) {
+        delete parser.yy.result.colRef;
+        if (typeof parser.yy.result.suggestColRefKeywords !== 'undefined') {
+          Object.keys(parser.yy.result.suggestColRefKeywords).forEach(type => {
+            parser.yy.result.suggestKeywords = parser.yy.result.suggestKeywords.concat(
+              parser.createWeightedKeywords(parser.yy.result.suggestColRefKeywords[type], -1)
+            );
+          });
+          delete parser.yy.result.suggestColRefKeywords;
+        }
+        if (
+          parser.yy.result.suggestColumns &&
+          parser.yy.result.suggestColumns.types.length === 1 &&
+          parser.yy.result.suggestColumns.types[0] === 'COLREF'
+        ) {
+          parser.yy.result.suggestColumns.types = ['T'];
+        }
+        delete parser.yy.result.suggestValues;
+      }
+    }
+
+    if (typeof parser.yy.result.colRef !== 'undefined') {
+      if (
+        !parser.yy.result.suggestValues &&
+        !parser.yy.result.suggestColRefKeywords &&
+        (!parser.yy.result.suggestColumns || parser.yy.result.suggestColumns.types[0] !== 'COLREF')
+      ) {
+        delete parser.yy.result.colRef;
+      }
+    }
+    if (
+      typeof parser.yy.result.suggestIdentifiers !== 'undefined' &&
+      parser.yy.result.suggestIdentifiers.length > 0
+    ) {
+      delete parser.yy.result.suggestTables;
+      delete parser.yy.result.suggestDatabases;
+    }
+    if (typeof parser.yy.result.suggestColumns !== 'undefined') {
+      const suggestColumns = parser.yy.result.suggestColumns;
+      if (typeof suggestColumns.tables === 'undefined' || suggestColumns.tables.length === 0) {
+        delete parser.yy.result.suggestColumns;
+        delete parser.yy.result.subQueries;
+      } else {
+        delete parser.yy.result.suggestTables;
+        delete parser.yy.result.suggestDatabases;
+
+        suggestColumns.tables.forEach(table => {
+          if (
+            typeof table.identifierChain !== 'undefined' &&
+            table.identifierChain.length === 1 &&
+            typeof table.identifierChain[0].name !== 'undefined'
+          ) {
+            const cte = cteIndex[table.identifierChain[0].name.toLowerCase()];
+            if (typeof cte !== 'undefined') {
+              delete table.identifierChain[0].name;
+              table.identifierChain[0].cte = cte.alias;
+            }
+          } else if (typeof table.identifierChain === 'undefined' && table.subQuery) {
+            table.identifierChain = [{ subQuery: table.subQuery }];
+            delete table.subQuery;
+          }
+        });
+
+        if (
+          typeof suggestColumns.identifierChain !== 'undefined' &&
+          suggestColumns.identifierChain.length === 0
+        ) {
+          delete suggestColumns.identifierChain;
+        }
+      }
+    } else {
+      delete parser.yy.result.subQueries;
+    }
+
+    if (typeof parser.yy.result.suggestJoinConditions !== 'undefined') {
+      if (
+        typeof parser.yy.result.suggestJoinConditions.tables === 'undefined' ||
+        parser.yy.result.suggestJoinConditions.tables.length === 0
+      ) {
+        delete parser.yy.result.suggestJoinConditions;
+      }
+    }
+
+    if (
+      typeof parser.yy.result.suggestTables !== 'undefined' &&
+      typeof parser.yy.result.commonTableExpressions !== 'undefined'
+    ) {
+      const ctes = [];
+      parser.yy.result.commonTableExpressions.forEach(cte => {
+        const suggestion = { name: cte.alias };
+        if (parser.yy.result.suggestTables.prependFrom) {
+          suggestion.prependFrom = true;
+        }
+        if (parser.yy.result.suggestTables.prependQuestionMark) {
+          suggestion.prependQuestionMark = true;
+        }
+        ctes.push(suggestion);
+      });
+      if (ctes.length > 0) {
+        parser.yy.result.suggestCommonTableExpressions = ctes;
+      }
+    }
+  };
+
+  parser.identifyPartials = function (beforeCursor, afterCursor) {
+    const beforeMatch = beforeCursor.match(/[0-9a-zA-Z_]*$/);
+    const afterMatch = afterCursor.match(/^[0-9a-zA-Z_]*(?:\((?:[^)]*\))?)?/);
+    return {
+      left: beforeMatch ? beforeMatch[0].length : 0,
+      right: afterMatch ? afterMatch[0].length : 0
+    };
+  };
+
+  const addCleanTablePrimary = function (tables, tablePrimary) {
+    if (tablePrimary.alias) {
+      tables.push({ alias: tablePrimary.alias, identifierChain: tablePrimary.identifierChain });
+    } else {
+      tables.push({ identifierChain: tablePrimary.identifierChain });
+    }
+  };
+
+  parser.expandIdentifierChain = function (options) {
+    const wrapper = options.wrapper;
+    const anyOwner = options.anyOwner;
+    const isColumnWrapper = options.isColumnWrapper;
+    const isColumnLocation = options.isColumnLocation;
+    let tablePrimaries = options.tablePrimaries || parser.yy.latestTablePrimaries;
+
+    if (typeof wrapper.identifierChain === 'undefined' || typeof tablePrimaries === 'undefined') {
+      return;
+    }
+    let identifierChain = wrapper.identifierChain.concat();
+
+    if (tablePrimaries.length === 0) {
+      delete wrapper.identifierChain;
+      return;
+    }
+
+    if (!anyOwner) {
+      tablePrimaries = filterTablePrimariesForOwner(tablePrimaries, wrapper.owner);
+    }
+
+    if (identifierChain.length > 0 && identifierChain[identifierChain.length - 1].asterisk) {
+      const tables = [];
+      tablePrimaries.forEach(tablePrimary => {
+        if (identifierChain.length > 1 && !tablePrimary.subQueryAlias) {
+          if (
+            identifierChain.length === 2 &&
+            equalIgnoreCase(tablePrimary.alias, identifierChain[0].name)
+          ) {
+            addCleanTablePrimary(tables, tablePrimary);
+          } else if (
+            identifierChain.length === 2 &&
+            equalIgnoreCase(tablePrimary.identifierChain[0].name, identifierChain[0].name)
+          ) {
+            addCleanTablePrimary(tables, tablePrimary);
+          } else if (
+            identifierChain.length === 3 &&
+            tablePrimary.identifierChain.length > 1 &&
+            equalIgnoreCase(tablePrimary.identifierChain[0].name, identifierChain[0].name) &&
+            equalIgnoreCase(tablePrimary.identifierChain[1].name, identifierChain[1].name)
+          ) {
+            addCleanTablePrimary(tables, tablePrimary);
+          }
+        } else if (tablePrimary.subQueryAlias) {
+          tables.push({ identifierChain: [{ subQuery: tablePrimary.subQueryAlias }] });
+        } else {
+          addCleanTablePrimary(tables, tablePrimary);
+        }
+      });
+      // Possible Joins
+      if (tables.length > 0) {
+        wrapper.tables = tables;
+        delete wrapper.identifierChain;
+        return;
+      }
+    }
+
+    // IdentifierChain contains a possibly started identifier or empty, example: a.b.c = ['a', 'b', 'c']
+    // Reduce the tablePrimaries to the one that matches the first identifier if found
+    let foundPrimary;
+    let doubleMatch = false;
+    let aliasMatch = false;
+    if (identifierChain.length > 0) {
+      for (let i = 0; i < tablePrimaries.length; i++) {
+        if (tablePrimaries[i].subQueryAlias) {
+          if (equalIgnoreCase(tablePrimaries[i].subQueryAlias, identifierChain[0].name)) {
+            foundPrimary = tablePrimaries[i];
+          }
+        } else if (equalIgnoreCase(tablePrimaries[i].alias, identifierChain[0].name)) {
+          foundPrimary = tablePrimaries[i];
+          aliasMatch = true;
+          break;
+        } else if (
+          tablePrimaries[i].identifierChain.length > 1 &&
+          identifierChain.length > 1 &&
+          equalIgnoreCase(tablePrimaries[i].identifierChain[0].name, identifierChain[0].name) &&
+          equalIgnoreCase(tablePrimaries[i].identifierChain[1].name, identifierChain[1].name)
+        ) {
+          foundPrimary = tablePrimaries[i];
+          doubleMatch = true;
+          break;
+        } else if (
+          !foundPrimary &&
+          equalIgnoreCase(tablePrimaries[i].identifierChain[0].name, identifierChain[0].name) &&
+          identifierChain.length > (isColumnLocation ? 1 : 0)
+        ) {
+          foundPrimary = tablePrimaries[i];
+          // No break as first two can still match.
+        } else if (
+          !foundPrimary &&
+          tablePrimaries[i].identifierChain.length > 1 &&
+          !tablePrimaries[i].alias &&
+          equalIgnoreCase(
+            tablePrimaries[i].identifierChain[tablePrimaries[i].identifierChain.length - 1].name,
+            identifierChain[0].name
+          )
+        ) {
+          // This is for the case SELECT baa. FROM bla.baa, blo.boo;
+          foundPrimary = tablePrimaries[i];
+          break;
+        }
+      }
+    }
+
+    if (foundPrimary) {
+      identifierChain.shift();
+      if (doubleMatch) {
+        identifierChain.shift();
+      }
+    } else if (tablePrimaries.length === 1 && !isColumnWrapper) {
+      foundPrimary = tablePrimaries[0];
+    }
+
+    if (foundPrimary) {
+      if (isColumnWrapper) {
+        wrapper.identifierChain = identifierChain;
+        if (foundPrimary.subQueryAlias) {
+          wrapper.tables = [{ subQuery: foundPrimary.subQueryAlias }];
+        } else if (foundPrimary.alias) {
+          if (!isColumnLocation && isColumnWrapper && aliasMatch) {
+            // TODO: add alias on table in suggestColumns (needs support in sqlAutocomplete3.js)
+            // the case is: SELECT cu.| FROM customers cu;
+            // This prevents alias from being added automatically in sqlAutocompleter.js
+            wrapper.tables = [{ identifierChain: foundPrimary.identifierChain }];
+          } else {
+            wrapper.tables = [
+              { identifierChain: foundPrimary.identifierChain, alias: foundPrimary.alias }
+            ];
+          }
+        } else {
+          wrapper.tables = [{ identifierChain: foundPrimary.identifierChain }];
+        }
+      } else {
+        if (foundPrimary.subQueryAlias) {
+          identifierChain.unshift({ subQuery: foundPrimary.subQueryAlias });
+        } else {
+          identifierChain = foundPrimary.identifierChain.concat(identifierChain);
+        }
+        if (wrapper.tables) {
+          wrapper.tables.push({ identifierChain: identifierChain });
+          delete wrapper.identifierChain;
+        } else {
+          wrapper.identifierChain = identifierChain;
+        }
+      }
+    } else {
+      if (isColumnWrapper) {
+        wrapper.tables = [];
+      }
+      tablePrimaries.forEach(tablePrimary => {
+        const targetTable = tablePrimary.subQueryAlias
+          ? { subQuery: tablePrimary.subQueryAlias }
+          : { identifierChain: tablePrimary.identifierChain };
+        if (tablePrimary.alias) {
+          targetTable.alias = tablePrimary.alias;
+        }
+        if (wrapper.tables) {
+          wrapper.tables.push(targetTable);
+        }
+      });
+    }
+    delete wrapper.owner;
+    wrapper.linked = true;
+  };
+
+  const filterTablePrimariesForOwner = function (tablePrimaries, owner) {
+    const result = [];
+    tablePrimaries.forEach(primary => {
+      if (typeof owner === 'undefined' && typeof primary.owner === 'undefined') {
+        result.push(primary);
+      } else if (owner === primary.owner) {
+        result.push(primary);
+      }
+    });
+    return result;
+  };
+
+  const convertTablePrimariesToSuggestions = function (tablePrimaries) {
+    const tables = [];
+    const identifiers = [];
+    tablePrimaries.forEach(tablePrimary => {
+      if (tablePrimary.identifierChain && tablePrimary.identifierChain.length > 0) {
+        const table = { identifierChain: tablePrimary.identifierChain };
+        if (tablePrimary.alias) {
+          table.alias = tablePrimary.alias;
+          identifiers.push({ name: table.alias + '.', type: 'alias' });
+        } else {
+          const lastIdentifier =
+            tablePrimary.identifierChain[tablePrimary.identifierChain.length - 1];
+          if (typeof lastIdentifier.name !== 'undefined') {
+            identifiers.push({ name: lastIdentifier.name + '.', type: 'table' });
+          } else if (typeof lastIdentifier.subQuery !== 'undefined') {
+            identifiers.push({ name: lastIdentifier.subQuery + '.', type: 'sub-query' });
+          }
+        }
+        tables.push(table);
+      } else if (tablePrimary.subQueryAlias) {
+        identifiers.push({ name: tablePrimary.subQueryAlias + '.', type: 'sub-query' });
+        tables.push({ identifierChain: [{ subQuery: tablePrimary.subQueryAlias }] });
+      }
+    });
+    if (identifiers.length > 0) {
+      if (typeof parser.yy.result.suggestIdentifiers === 'undefined') {
+        parser.yy.result.suggestIdentifiers = identifiers;
+      } else {
+        parser.yy.result.suggestIdentifiers = identifiers.concat(
+          parser.yy.result.suggestIdentifiers
+        );
+      }
+    }
+    parser.yy.result.suggestColumns.tables = tables;
+    if (
+      parser.yy.result.suggestColumns.identifierChain &&
+      parser.yy.result.suggestColumns.identifierChain.length === 0
+    ) {
+      delete parser.yy.result.suggestColumns.identifierChain;
+    }
+    parser.yy.result.suggestColumns.linked = true;
+  };
+
+  const linkTablePrimaries = function () {
+    if (!parser.yy.cursorFound || typeof parser.yy.latestTablePrimaries === 'undefined') {
+      return;
+    }
+
+    SIMPLE_TABLE_REF_SUGGESTIONS.forEach(suggestionType => {
+      if (
+        typeof parser.yy.result[suggestionType] !== 'undefined' &&
+        parser.yy.result[suggestionType].tablePrimaries &&
+        !parser.yy.result[suggestionType].linked
+      ) {
+        parser.yy.result[suggestionType].tables = [];
+        parser.yy.result[suggestionType].tablePrimaries.forEach(tablePrimary => {
+          if (!tablePrimary.subQueryAlias) {
+            parser.yy.result[suggestionType].tables.push(
+              tablePrimary.alias
+                ? {
+                    identifierChain: tablePrimary.identifierChain.concat(),
+                    alias: tablePrimary.alias
+                  }
+                : { identifierChain: tablePrimary.identifierChain.concat() }
+            );
+          }
+        });
+        delete parser.yy.result[suggestionType].tablePrimaries;
+        parser.yy.result[suggestionType].linked = true;
+      }
+    });
+
+    if (
+      typeof parser.yy.result.suggestColumns !== 'undefined' &&
+      !parser.yy.result.suggestColumns.linked
+    ) {
+      const tablePrimaries = filterTablePrimariesForOwner(
+        parser.yy.latestTablePrimaries,
+        parser.yy.result.suggestColumns.owner
+      );
+      if (!parser.yy.result.suggestColumns.tables) {
+        parser.yy.result.suggestColumns.tables = [];
+      }
+      if (parser.yy.subQueries.length > 0) {
+        parser.yy.result.subQueries = parser.yy.subQueries;
+      }
+      if (
+        typeof parser.yy.result.suggestColumns.identifierChain === 'undefined' ||
+        parser.yy.result.suggestColumns.identifierChain.length === 0
+      ) {
+        if (tablePrimaries.length > 1) {
+          convertTablePrimariesToSuggestions(tablePrimaries);
+        } else {
+          if (
+            tablePrimaries.length === 1 &&
+            (tablePrimaries[0].alias || tablePrimaries[0].subQueryAlias)
+          ) {
+            convertTablePrimariesToSuggestions(tablePrimaries);
+          }
+          parser.expandIdentifierChain({
+            wrapper: parser.yy.result.suggestColumns,
+            anyOwner: false,
+            isColumnWrapper: true
+          });
+        }
+      } else {
+        parser.expandIdentifierChain({
+          wrapper: parser.yy.result.suggestColumns,
+          anyOwner: false,
+          isColumnWrapper: true
+        });
+      }
+    }
+
+    if (typeof parser.yy.result.colRef !== 'undefined' && !parser.yy.result.colRef.linked) {
+      parser.expandIdentifierChain({ wrapper: parser.yy.result.colRef });
+
+      const primaries = filterTablePrimariesForOwner(parser.yy.latestTablePrimaries);
+      if (
+        primaries.length === 0 ||
+        (primaries.length > 1 && parser.yy.result.colRef.identifierChain.length === 1)
+      ) {
+        parser.yy.result.colRef.identifierChain = [];
+      }
+    }
+    if (
+      typeof parser.yy.result.suggestKeyValues !== 'undefined' &&
+      !parser.yy.result.suggestKeyValues.linked
+    ) {
+      parser.expandIdentifierChain({ wrapper: parser.yy.result.suggestKeyValues });
+    }
+  };
+
+  parser.addTablePrimary = function (ref) {
+    if (typeof parser.yy.latestTablePrimaries === 'undefined') {
+      parser.yy.latestTablePrimaries = [];
+    }
+    parser.yy.latestTablePrimaries.push(ref);
+  };
+
+  parser.suggestFileFormats = function () {
+    parser.suggestKeywords([
+      'AVRO',
+      'KUDU',
+      'ORC',
+      'PARQUET',
+      'RCFILE',
+      'SEQUENCEFILE',
+      'TEXTFILE'
+    ]);
+  };
+
+  parser.getKeywordsForOptionalsLR = function (optionals, keywords, override) {
+    let result = [];
+
+    for (let i = 0; i < optionals.length; i++) {
+      if (!optionals[i] && (typeof override === 'undefined' || override[i])) {
+        if (keywords[i] instanceof Array) {
+          result = result.concat(keywords[i]);
+        } else {
+          result.push(keywords[i]);
+        }
+      } else if (optionals[i]) {
+        break;
+      }
+    }
+    return result;
+  };
+
+  parser.suggestDdlAndDmlKeywords = function (extraKeywords) {
+    let keywords = [
+      'ALTER',
+      'CREATE',
+      'DESCRIBE',
+      'DROP',
+      'GRANT',
+      'INSERT',
+      'REVOKE',
+      'SELECT',
+      'SET',
+      'SHOW',
+      'TRUNCATE',
+      'UPDATE',
+      'USE',
+      'WITH'
+    ];
+
+    if (extraKeywords) {
+      keywords = keywords.concat(extraKeywords);
+    }
+
+    parser.suggestKeywords(keywords);
+  };
+
+  parser.checkForSelectListKeywords = function (selectList) {
+    if (selectList.length === 0) {
+      return;
+    }
+    const last = selectList[selectList.length - 1];
+    if (!last || !last.valueExpression) {
+      return;
+    }
+    const valueExpressionKeywords = parser.getValueExpressionKeywords(last.valueExpression);
+    let keywords = [];
+    if (last.suggestKeywords) {
+      keywords = keywords.concat(last.suggestKeywords);
+    }
+    if (valueExpressionKeywords.suggestKeywords) {
+      keywords = keywords.concat(valueExpressionKeywords.suggestKeywords);
+    }
+    if (valueExpressionKeywords.suggestColRefKeywords) {
+      parser.suggestColRefKeywords(valueExpressionKeywords.suggestColRefKeywords);
+      parser.addColRefIfExists(last.valueExpression);
+    }
+    if (!last.alias) {
+      keywords.push('AS');
+    }
+    if (keywords.length > 0) {
+      parser.suggestKeywords(keywords);
+    }
+  };
+
+  parser.checkForKeywords = function (expression) {
+    if (expression) {
+      if (expression.suggestKeywords && expression.suggestKeywords.length > 0) {
+        parser.suggestKeywords(expression.suggestKeywords);
+      }
+      if (expression.suggestColRefKeywords) {
+        parser.suggestColRefKeywords(expression.suggestColRefKeywords);
+        parser.addColRefIfExists(expression);
+      }
+    }
+  };
+
+  parser.createWeightedKeywords = function (keywords, weight) {
+    const result = [];
+    keywords.forEach(keyword => {
+      if (typeof keyword.weight !== 'undefined') {
+        keyword.weight = weight + keyword.weight / 10;
+        result.push(keyword);
+      } else {
+        result.push({ value: keyword, weight: weight });
+      }
+    });
+    return result;
+  };
+
+  parser.suggestKeywords = function (keywords) {
+    const weightedKeywords = [];
+    if (keywords.length === 0) {
+      return;
+    }
+    keywords.forEach(keyword => {
+      if (typeof keyword.weight !== 'undefined') {
+        weightedKeywords.push(keyword);
+      } else {
+        weightedKeywords.push({ value: keyword, weight: -1 });
+      }
+    });
+    weightedKeywords.sort((a, b) => {
+      if (a.weight !== b.weight) {
+        return b.weight - a.weight;
+      }
+      return a.value.localeCompare(b.value);
+    });
+    parser.yy.result.suggestKeywords = weightedKeywords;
+  };
+
+  parser.suggestColRefKeywords = function (colRefKeywords) {
+    parser.yy.result.suggestColRefKeywords = colRefKeywords;
+  };
+
+  parser.suggestTablesOrColumns = function (identifier) {
+    if (typeof parser.yy.latestTablePrimaries == 'undefined') {
+      parser.suggestTables({ identifierChain: [{ name: identifier }] });
+      return;
+    }
+    const tableRef = parser.yy.latestTablePrimaries.filter(tablePrimary => {
+      return equalIgnoreCase(tablePrimary.alias, identifier);
+    });
+    if (tableRef.length > 0) {
+      parser.suggestColumns({ identifierChain: [{ name: identifier }] });
+    } else {
+      parser.suggestTables({ identifierChain: [{ name: identifier }] });
+    }
+  };
+
+  parser.suggestFunctions = function (details) {
+    parser.yy.result.suggestFunctions = details || {};
+  };
+
+  parser.suggestAggregateFunctions = function () {
+    const primaries = [];
+    const aliases = {};
+    parser.yy.latestTablePrimaries.forEach(primary => {
+      if (typeof primary.alias !== 'undefined') {
+        aliases[primary.alias] = true;
+      }
+      // Drop if the first one refers to a table alias (...FROM tbl t, t.map tm ...)
+      if (
+        typeof primary.identifierChain !== 'undefined' &&
+        !aliases[primary.identifierChain[0].name] &&
+        typeof primary.owner === 'undefined'
+      ) {
+        primaries.push(primary);
+      }
+    });
+    parser.yy.result.suggestAggregateFunctions = { tablePrimaries: primaries };
+  };
+
+  parser.suggestAnalyticFunctions = function () {
+    parser.yy.result.suggestAnalyticFunctions = true;
+  };
+
+  parser.suggestSetOptions = function () {
+    parser.yy.result.suggestSetOptions = true;
+  };
+
+  parser.suggestIdentifiers = function (identifiers) {
+    parser.yy.result.suggestIdentifiers = identifiers;
+  };
+
+  parser.suggestColumns = function (details) {
+    if (typeof details === 'undefined') {
+      details = { identifierChain: [] };
+    } else if (typeof details.identifierChain === 'undefined') {
+      details.identifierChain = [];
+    }
+    parser.yy.result.suggestColumns = details;
+  };
+
+  parser.suggestGroupBys = function (details) {
+    parser.yy.result.suggestGroupBys = details || {};
+  };
+
+  parser.suggestOrderBys = function (details) {
+    parser.yy.result.suggestOrderBys = details || {};
+  };
+
+  parser.suggestFilters = function (details) {
+    parser.yy.result.suggestFilters = details || {};
+  };
+
+  parser.suggestKeyValues = function (details) {
+    parser.yy.result.suggestKeyValues = details || {};
+  };
+
+  parser.suggestTables = function (details) {
+    parser.yy.result.suggestTables = details || {};
+  };
+
+  parser.firstDefined = function () {
+    for (let i = 0; i + 1 < arguments.length; i += 2) {
+      if (arguments[i]) {
+        return arguments[i + 1];
+      }
+    }
+  };
+
+  parser.addColRefToVariableIfExists = function (left, right) {
+    if (
+      left &&
+      left.columnReference &&
+      left.columnReference.length &&
+      right &&
+      right.columnReference &&
+      right.columnReference.length &&
+      parser.yy.locations.length > 1
+    ) {
+      const addColRefToVariableLocation = function (variableValue, colRef) {
+        // See if colref is actually an alias
+        if (colRef.length === 1 && colRef[0].name) {
+          parser.yy.locations.some(location => {
+            if (location.type === 'column' && location.alias === colRef[0].name) {
+              colRef = location.identifierChain;
+              return true;
+            }
+          });
+        }
+
+        for (let i = parser.yy.locations.length - 1; i > 0; i--) {
+          const location = parser.yy.locations[i];
+          if (location.type === 'variable' && location.value === variableValue) {
+            location.colRef = { identifierChain: colRef };
+            break;
+          }
+        }
+      };
+
+      if (/\${[^}]*}/.test(left.columnReference[0].name)) {
+        // left is variable
+        addColRefToVariableLocation(left.columnReference[0].name, right.columnReference);
+      } else if (/\${[^}]*}/.test(right.columnReference[0].name)) {
+        // right is variable
+        addColRefToVariableLocation(right.columnReference[0].name, left.columnReference);
+      }
+    }
+  };
+
+  parser.suggestDatabases = function (details) {
+    parser.yy.result.suggestDatabases = details || {};
+  };
+
+  parser.suggestHdfs = function (details) {
+    parser.yy.result.suggestHdfs = details || {};
+  };
+
+  parser.suggestValues = function (details) {
+    parser.yy.result.suggestValues = details || {};
+  };
+
+  parser.determineCase = function (text) {
+    if (!parser.yy.caseDetermined) {
+      parser.yy.lowerCase = text.toLowerCase() === text;
+      parser.yy.caseDetermined = true;
+    }
+  };
+
+  parser.handleQuotedValueWithCursor = function (lexer, yytext, yylloc, quoteChar) {
+    if (yytext.indexOf('\u2020') !== -1 || yytext.indexOf('\u2021') !== -1) {
+      parser.yy.partialCursor = yytext.indexOf('\u2021') !== -1;
+      const cursorIndex = parser.yy.partialCursor
+        ? yytext.indexOf('\u2021')
+        : yytext.indexOf('\u2020');
+      parser.yy.cursorFound = {
+        first_line: yylloc.first_line,
+        last_line: yylloc.last_line,
+        first_column: yylloc.first_column + cursorIndex,
+        last_column: yylloc.first_column + cursorIndex + 1
+      };
+      const remainder = yytext.substring(cursorIndex + 1);
+      const remainingQuotes = (lexer.upcomingInput().match(new RegExp(quoteChar, 'g')) || [])
+        .length;
+      if (remainingQuotes > 0 && (remainingQuotes & 1) !== 0) {
+        parser.yy.missingEndQuote = false;
+        lexer.input();
+      } else {
+        parser.yy.missingEndQuote = true;
+        lexer.unput(remainder);
+      }
+      lexer.popState();
+      return true;
+    }
+    return false;
+  };
+
+  let lexerModified = false;
+
+  /**
+   * Main parser function
+   */
+  parser.parseSql = function (beforeCursor, afterCursor, debug) {
+    // Jison counts CRLF as two lines in the locations
+    beforeCursor = beforeCursor.replace(/\r\n|\n\r/gm, '\n');
+    afterCursor = afterCursor.replace(/\r\n|\n\r/gm, '\n');
+    parser.yy.result = { locations: [] };
+    parser.yy.lowerCase = false;
+    parser.yy.locations = [];
+    parser.yy.definitions = [];
+    parser.yy.allLocations = [];
+    parser.yy.subQueries = [];
+    parser.yy.errors = [];
+    parser.yy.selectListAliases = [];
+    parser.yy.activeDialect = 'generic';
+
+    parser.yy.locationsStack = [];
+    parser.yy.primariesStack = [];
+    parser.yy.subQueriesStack = [];
+    parser.yy.resultStack = [];
+    parser.yy.selectListAliasesStack = [];
+
+    delete parser.yy.caseDetermined;
+    delete parser.yy.cursorFound;
+    delete parser.yy.partialCursor;
+
+    // Fix for parser bug when switching lexer states
+    if (!lexerModified) {
+      const originalSetInput = parser.lexer.setInput;
+      parser.lexer.setInput = function (input, yy) {
+        return originalSetInput.bind(parser.lexer)(input, yy);
+      };
+      lexerModified = true;
+    }
+
+    parser.prepareNewStatement();
+
+    const REASONABLE_SURROUNDING_LENGTH = 150000; // About 3000 lines before and after
+
+    if (beforeCursor.length > REASONABLE_SURROUNDING_LENGTH) {
+      if (beforeCursor.length - beforeCursor.lastIndexOf(';') > REASONABLE_SURROUNDING_LENGTH) {
+        // Bail out if the last complete statement is more than 150000 chars before
+        return {};
+      }
+      // Cut it at the first statement found within 150000 chars before
+      const lastReasonableChunk = beforeCursor.substring(
+        beforeCursor.length - REASONABLE_SURROUNDING_LENGTH
+      );
+      beforeCursor = lastReasonableChunk.substring(lastReasonableChunk.indexOf(';') + 1);
+    }
+
+    if (afterCursor.length > REASONABLE_SURROUNDING_LENGTH) {
+      if (afterCursor.length - afterCursor.indexOf(';') > REASONABLE_SURROUNDING_LENGTH) {
+        // No need to bail out for what's comes after, we can still get keyword completion
+        afterCursor = '';
+      } else {
+        // Cut it at the last statement found within 150000 chars after
+        const firstReasonableChunk = afterCursor.substring(0, REASONABLE_SURROUNDING_LENGTH);
+        afterCursor = firstReasonableChunk.substring(0, firstReasonableChunk.lastIndexOf(';'));
+      }
+    }
+
+    parser.yy.partialLengths = parser.identifyPartials(beforeCursor, afterCursor);
+
+    if (parser.yy.partialLengths.left > 0) {
+      beforeCursor = beforeCursor.substring(0, beforeCursor.length - parser.yy.partialLengths.left);
+    }
+
+    if (parser.yy.partialLengths.right > 0) {
+      afterCursor = afterCursor.substring(parser.yy.partialLengths.right);
+    }
+
+    let result;
+    try {
+      // Add |CURSOR| or |PARTIAL_CURSOR| to represent the different cursor states in the lexer
+      result = parser.parse(
+        beforeCursor +
+          (beforeCursor.length === 0 || /[\s(]$/.test(beforeCursor) ? ' \u2020 ' : '\u2021') +
+          afterCursor
+      );
+    } catch (err) {
+      // On any error try to at least return any existing result
+      if (typeof parser.yy.result === 'undefined') {
+        throw err;
+      }
+      if (debug) {
+        console.warn(err);
+        console.warn(err.stack);
+      }
+      result = parser.yy.result;
+    }
+    if (parser.yy.errors.length > 0) {
+      parser.yy.result.errors = parser.yy.errors;
+      if (debug) {
+        console.warn(parser.yy.errors);
+      }
+    }
+    try {
+      linkTablePrimaries();
+      parser.commitLocations();
+      // Clean up and prioritize
+      prioritizeSuggestions();
+    } catch (err) {
+      if (debug) {
+        console.warn(err);
+        console.warn(err.stack);
+      }
+    }
+
+    parser.yy.allLocations.sort((a, b) => {
+      if (a.location.first_line !== b.location.first_line) {
+        return a.location.first_line - b.location.first_line;
+      }
+      if (a.location.first_column !== b.location.first_column) {
+        return a.location.first_column - b.location.first_column;
+      }
+      if (a.location.last_column !== b.location.last_column) {
+        return b.location.last_column - a.location.last_column;
+      }
+      return b.type.localeCompare(a.type);
+    });
+    parser.yy.result.locations = parser.yy.allLocations;
+    parser.yy.result.definitions = parser.yy.definitions;
+
+    parser.yy.result.locations.forEach(location => {
+      delete location.linked;
+    });
+    if (typeof parser.yy.result.suggestColumns !== 'undefined') {
+      delete parser.yy.result.suggestColumns.linked;
+    }
+
+    SIMPLE_TABLE_REF_SUGGESTIONS.forEach(suggestionType => {
+      if (typeof parser.yy.result[suggestionType] !== 'undefined') {
+        delete parser.yy.result[suggestionType].linked;
+      }
+    });
+
+    if (typeof parser.yy.result.colRef !== 'undefined') {
+      delete parser.yy.result.colRef.linked;
+    }
+    if (typeof parser.yy.result.suggestKeyValues !== 'undefined') {
+      delete parser.yy.result.suggestKeyValues.linked;
+    }
+
+    if (typeof result.error !== 'undefined' && typeof result.error.expected !== 'undefined') {
+      // Remove the cursor from expected tokens
+      result.error.expected = result.error.expected.filter(token => token.indexOf('CURSOR') === -1);
+    }
+
+    if (typeof result.error !== 'undefined' && result.error.recoverable) {
+      delete result.error;
+    }
+
+    // Adjust all the statement locations to include white space surrounding them
+    let lastStatementLocation = null;
+    result.locations.forEach(location => {
+      if (location.type === 'statement') {
+        if (lastStatementLocation === null) {
+          location.location.first_line = 1;
+          location.location.first_column = 1;
+        } else {
+          location.location.first_line = lastStatementLocation.location.last_line;
+          location.location.first_column = lastStatementLocation.location.last_column + 1;
+        }
+        lastStatementLocation = location;
+      }
+    });
+
+    return result;
+  };
+};
+
+export default {
+  initSqlParser: initSqlParser,
+  initSyntaxParser: initSyntaxParser
+};

Beberapa file tidak ditampilkan karena terlalu banyak file yang berubah dalam diff ini