Return a single element instead of a row

zachmu · zachmu · commit 0b4312563127 · 2025-06-26T18:03:51.000-07:00
diff --git a/sql/rowexec/rel_iters.go b/sql/rowexec/rel_iters.go
@@ -281,7 +281,8 @@ func (r *RowIterEvaluator) Eval(ctx *sql.Context, row sql.Row) (interface{}, err
 		return nil, err
 	}
 
-	return nextRow, nil
+	// All of the set-returning functions return a single value per column
+	return nextRow[0], nil
 }
 
 func (r RowIterEvaluator) Children() []sql.Expression {

Original file line number	Diff line number	Diff line change
`@@ -281,7 +281,8 @@ func (r RowIterEvaluator) Eval(ctx sql.Context, row sql.Row) (interface{}, err`
`281`	`281`	`return nil, err`
`282`	`282`	`}`
`283`	`283`
`284`		`- return nextRow, nil`
	`284`	`+ // All of the set-returning functions return a single value per column`
	`285`	`+ return nextRow[0], nil`
`285`	`286`	`}`
`286`	`287`
`287`	`288`	`func (r RowIterEvaluator) Children() []sql.Expression {`