From 414c5a2ea65cbd38d79ffdf9b1fde7cc75c134e0 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Tue, 8 Feb 2011 23:04:18 +0200
Subject: Per-column collation support

This adds collation support for columns and domains, a COLLATE clause
to override it per expression, and B-tree index support.

Peter Eisentraut
reviewed by Pavel Stehule, Itagaki Takahiro, Robert Haas, Noah Misch
---
 src/backend/utils/cache/syscache.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src/backend/utils/cache/syscache.c')

diff --git a/src/backend/utils/cache/syscache.c b/src/backend/utils/cache/syscache.c
index 191953b972c..715341f8420 100644
--- a/src/backend/utils/cache/syscache.c
+++ b/src/backend/utils/cache/syscache.c
@@ -28,6 +28,7 @@
 #include "catalog/pg_auth_members.h"
 #include "catalog/pg_authid.h"
 #include "catalog/pg_cast.h"
+#include "catalog/pg_collation.h"
 #include "catalog/pg_constraint.h"
 #include "catalog/pg_conversion.h"
 #include "catalog/pg_database.h"
@@ -267,6 +268,28 @@ static const struct cachedesc cacheinfo[] = {
 		},
 		64
 	},
+	{CollationRelationId,		/* COLLNAMEENCNSP */
+		CollationNameEncNspIndexId,
+		3,
+		{
+			Anum_pg_collation_collname,
+			Anum_pg_collation_collencoding,
+			Anum_pg_collation_collnamespace,
+			0
+		},
+		256
+	},
+	{CollationRelationId,		/* COLLOID */
+		CollationOidIndexId,
+		1,
+		{
+			ObjectIdAttributeNumber,
+			0,
+			0,
+			0
+		},
+		256
+	},
 	{ConversionRelationId,		/* CONDEFAULT */
 		ConversionDefaultIndexId,
 		4,
-- 
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