Add vexplain trace (#16768)

Signed-off-by: Andres Taylor <[email protected]> Signed-off-by: Florent Poinsard <[email protected]> Co-authored-by: Florent Poinsard <[email protected]>
vitessio · Sep 20, 2024 · 5a26444 · 5a26444
1 parent b058ba2
commit 5a26444
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Showing 18 changed files with 8,558 additions and 8,219 deletions.
diff --git a/go/vt/sqlparser/ast_funcs.go b/go/vt/sqlparser/ast_funcs.go
@@ -1895,6 +1895,8 @@ func (ty VExplainType) ToString() string {
 		return QueriesStr
 	case AllVExplainType:
 		return AllVExplainStr
+	case TraceVExplainType:
+		return TraceStr
 	default:
 		return "Unknown VExplainType"
 	}

diff --git a/go/vt/sqlparser/constants.go b/go/vt/sqlparser/constants.go
@@ -272,6 +272,7 @@ const (
 	QueriesStr     = "queries"
 	AllVExplainStr = "all"
 	PlanStr        = "plan"
+	TraceStr       = "trace"
 
 	// Lock Types
 	ReadStr             = "read"
@@ -833,6 +834,7 @@ const (
 	QueriesVExplainType VExplainType = iota
 	PlanVExplainType
 	AllVExplainType
+	TraceVExplainType
 )
 
 // Constant for Enum Type - SelectIntoType

diff --git a/go/vt/sqlparser/keywords.go b/go/vt/sqlparser/keywords.go
@@ -706,6 +706,7 @@ var keywords = []keyword{
 	{"tinyint", TINYINT},
 	{"tinytext", TINYTEXT},
 	{"to", TO},
+	{"trace", TRACE},
 	{"trailing", TRAILING},
 	{"transaction", TRANSACTION},
 	{"tree", TREE},

diff --git a/go/vt/sqlparser/parse_test.go b/go/vt/sqlparser/parse_test.go
@@ -2546,6 +2546,9 @@ var (
 	}, {
 		input:  "vexplain select * from t",
 		output: "vexplain plan select * from t",
+	}, {
+		input:  "vexplain trace select * from t",
+		output: "vexplain trace select * from t",
 	}, {
 		input: "explain analyze select * from t",
 	}, {