Fix outdated comment of COPY in gram.y.

MasahikoSawada · MasahikoSawada · commit e7ccb247b38f · 2025-11-03T10:34:49.000-08:00
Author: ChangAo Chen <cca5507@qq.com> Discussion: https://postgr.es/m/tencent_392C0E92EC52432D0A336B9D52E66426F009@qq.com
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
@@ -3408,7 +3408,7 @@ ClosePortalStmt:
  *				COPY ( query ) TO file	[WITH] [(options)]
  *
  *				where 'query' can be one of:
- *				{ SELECT | UPDATE | INSERT | DELETE }
+ *				{ SELECT | UPDATE | INSERT | DELETE | MERGE }
  *
  *				and 'file' can be one of:
  *				{ PROGRAM 'command' | STDIN | STDOUT | 'filename' }

Original file line number	Diff line number	Diff line change
`@@ -3408,7 +3408,7 @@ ClosePortalStmt:`
`3408`	`3408`	`* COPY ( query ) TO file [WITH] [(options)]`
`3409`	`3409`	`*`
`3410`	`3410`	`* where 'query' can be one of:`
`3411`		`- * { SELECT \| UPDATE \| INSERT \| DELETE }`
	`3411`	`+ * { SELECT \| UPDATE \| INSERT \| DELETE \| MERGE }`
`3412`	`3412`	`*`
`3413`	`3413`	`* and 'file' can be one of:`
`3414`	`3414`	`* { PROGRAM 'command' \| STDIN \| STDOUT \| 'filename' }`