From 3c96b2a0cdc9a80e78a2fa49a9e3e38a88eab2b5 Mon Sep 17 00:00:00 2001
From: Naisila Puka <37271756+naisila@users.noreply.github.com>
Date: Tue, 24 Jan 2023 17:10:05 +0300
Subject: [PATCH] Remove unused function RelationUsesIdentityColumns (#6645)

Cleanup from #6591
---
 .../commands/create_distributed_table.c       | 21 -------------------
 src/include/distributed/metadata_utility.h    |  1 -
 2 files changed, 22 deletions(-)

diff --git a/src/backend/distributed/commands/create_distributed_table.c b/src/backend/distributed/commands/create_distributed_table.c
index 2373e49a5..0bea11034 100644
--- a/src/backend/distributed/commands/create_distributed_table.c
+++ b/src/backend/distributed/commands/create_distributed_table.c
@@ -2337,27 +2337,6 @@ TupleDescColumnNameList(TupleDesc tupleDescriptor)
 }
 
 
-/*
- * RelationUsesIdentityColumns returns whether a given relation uses
- * GENERATED ... AS IDENTITY
- */
-bool
-RelationUsesIdentityColumns(TupleDesc relationDesc)
-{
-	for (int attributeIndex = 0; attributeIndex < relationDesc->natts; attributeIndex++)
-	{
-		Form_pg_attribute attributeForm = TupleDescAttr(relationDesc, attributeIndex);
-
-		if (attributeForm->attidentity != '\0')
-		{
-			return true;
-		}
-	}
-
-	return false;
-}
-
-
 #if (PG_VERSION_NUM >= PG_VERSION_15)
 
 /*
diff --git a/src/include/distributed/metadata_utility.h b/src/include/distributed/metadata_utility.h
index 4e6e39803..82576d681 100644
--- a/src/include/distributed/metadata_utility.h
+++ b/src/include/distributed/metadata_utility.h
@@ -353,7 +353,6 @@ extern void EnsureRelationExists(Oid relationId);
 extern bool RegularTable(Oid relationId);
 extern bool TableEmpty(Oid tableId);
 extern bool IsForeignTable(Oid relationId);
-extern bool RelationUsesIdentityColumns(TupleDesc relationDesc);
 extern char * ConstructQualifiedShardName(ShardInterval *shardInterval);
 extern uint64 GetFirstShardId(Oid relationId);
 extern Datum StringToDatum(char *inputString, Oid dataType);