Commitea19c87

committed

get_expr_result_type probably needs to be able to handle OpExpr as well

as FuncExpr, to cover cases where a function returning tuple is invokedvia an operator.

1 parent238fb03 commitea19c87Copy full SHA for ea19c87

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-2

lines changed

Lines changed: 8 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@`
`7`	`7`	`* Copyright (c) 2002-2005, PostgreSQL Global Development Group`
`8`	`8`	`*`
`9`	`9`	`* IDENTIFICATION`
`10`		`- * $PostgreSQL: pgsql/src/backend/utils/fmgr/funcapi.c,v 1.20 2005/04/05 06:22:14 tgl Exp $`
	`10`	`+ * $PostgreSQL: pgsql/src/backend/utils/fmgr/funcapi.c,v 1.21 2005/04/25 20:59:44 tgl Exp $`
`11`	`11`	`*`
`12`	`12`	`*-------------------------------------------------------------------------`
`13`	`13`	`*/`
`@@ -229,6 +229,12 @@ get_expr_result_type(Node *expr,`
`229`	`229`	`NULL,`
`230`	`230`	`resultTypeId,`
`231`	`231`	`resultTupleDesc);`
	`232`	`+elseif (expr&&IsA(expr,OpExpr))`
	`233`	`+result=internal_get_result_type(get_opcode(((OpExpr*)expr)->opno),`
	`234`	`+expr,`
	`235`	`+NULL,`
	`236`	`+resultTypeId,`
	`237`	`+resultTupleDesc);`
`232`	`238`	`else`
`233`	`239`	`{`
`234`	`240`	`/* handle as a generic expression; no chance to resolve RECORD */`
`@@ -247,7 +253,7 @@ get_expr_result_type(Node *expr,`
`247`	`253`	`}`
`248`	`254`
`249`	`255`	`/*`
`250`		`- *get_expr_result_type`
	`256`	`+ *get_func_result_type`
`251`	`257`	`*As above, but work from a function's OID only`
`252`	`258`	`*`
`253`	`259`	`* This will not be able to resolve pure-RECORD results nor polymorphism.`

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