From 9bba89f80b15356f43aa02d8bbd05e84fa6d36df Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter@eisentraut.org>
Date: Mon, 13 Apr 2020 16:16:26 +0200
Subject: [PATCH v1 2/6] Fold AlterForeignTableStmt into AlterTableStmt

All other relation types are handled by AlterTableStmt, so it's
unnecessary to make a different statement for foreign tables.
---
 src/backend/parser/gram.y | 49 +++++++++++++++------------------------
 1 file changed, 19 insertions(+), 30 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 378390af5d..f00526e9c6 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -259,7 +259,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 		AlterFdwStmt AlterForeignServerStmt AlterGroupStmt
 		AlterObjectDependsStmt AlterObjectSchemaStmt AlterOwnerStmt
 		AlterOperatorStmt AlterTypeStmt AlterSeqStmt AlterSystemStmt AlterTableStmt
-		AlterTblSpcStmt AlterExtensionStmt AlterExtensionContentsStmt AlterForeignTableStmt
+		AlterTblSpcStmt AlterExtensionStmt AlterExtensionContentsStmt
 		AlterCompositeTypeStmt AlterUserMappingStmt
 		AlterRoleStmt AlterRoleSetStmt AlterPolicyStmt AlterStatsStmt
 		AlterDefaultPrivilegesStmt DefACLAction
@@ -851,7 +851,6 @@ stmt :
 			| AlterExtensionContentsStmt
 			| AlterFdwStmt
 			| AlterForeignServerStmt
-			| AlterForeignTableStmt
 			| AlterFunctionStmt
 			| AlterGroupStmt
 			| AlterObjectDependsStmt
@@ -2027,6 +2026,24 @@ AlterTableStmt:
 					n->nowait = $14;
 					$$ = (Node *)n;
 				}
+		|	ALTER FOREIGN TABLE relation_expr alter_table_cmds
+				{
+					AlterTableStmt *n = makeNode(AlterTableStmt);
+					n->relation = $4;
+					n->cmds = $5;
+					n->relkind = OBJECT_FOREIGN_TABLE;
+					n->missing_ok = false;
+					$$ = (Node *)n;
+				}
+		|	ALTER FOREIGN TABLE IF_P EXISTS relation_expr alter_table_cmds
+				{
+					AlterTableStmt *n = makeNode(AlterTableStmt);
+					n->relation = $6;
+					n->cmds = $7;
+					n->relkind = OBJECT_FOREIGN_TABLE;
+					n->missing_ok = true;
+					$$ = (Node *)n;
+				}
 		;
 
 alter_table_cmds:
@@ -5116,34 +5133,6 @@ CreateForeignTableStmt:
 				}
 		;
 
-/*****************************************************************************
- *
- *		QUERY:
- *             ALTER FOREIGN TABLE relname [...]
- *
- *****************************************************************************/
-
-AlterForeignTableStmt:
-			ALTER FOREIGN TABLE relation_expr alter_table_cmds
-				{
-					AlterTableStmt *n = makeNode(AlterTableStmt);
-					n->relation = $4;
-					n->cmds = $5;
-					n->relkind = OBJECT_FOREIGN_TABLE;
-					n->missing_ok = false;
-					$$ = (Node *)n;
-				}
-			| ALTER FOREIGN TABLE IF_P EXISTS relation_expr alter_table_cmds
-				{
-					AlterTableStmt *n = makeNode(AlterTableStmt);
-					n->relation = $6;
-					n->cmds = $7;
-					n->relkind = OBJECT_FOREIGN_TABLE;
-					n->missing_ok = true;
-					$$ = (Node *)n;
-				}
-		;
-
 /*****************************************************************************
  *
  *		QUERY:
-- 
2.26.2