{ "type": "SQLOperator", "node_name": "HASH_JOIN_NODE", "metric_names": [ "ProbeRows", "ProbeTime" ], "unit": 5, "rule": { "expr": "vars['ProbeTime'] - float(vars['ProbeRows']) / 0.005", "message": "Excess time (over expected time) spent in the hash join", "label": "Slow Hash Join" }, "fix": { "fixable": false } }