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authorTom Lane <tgl@sss.pgh.pa.us>2003-12-17 22:11:30 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2003-12-17 22:11:30 +0000
commit422249120daceb216c7f36cd23c8f5d28e51bf1d (patch)
tree13e213f72fca455a0fc8c0cfa4e09d84f1179950 /src
parent78f637c6da9096e0b42eb5d6d1736cc7ead2afeb (diff)
downloadpostgresql-422249120daceb216c7f36cd23c8f5d28e51bf1d.tar.gz
postgresql-422249120daceb216c7f36cd23c8f5d28e51bf1d.zip
information_schema.constraint_column_usage and key_column_usage should
not discriminate against system columns, since we support constraints on system columns, and in fact constraints on OID are moderately useful.
Diffstat (limited to 'src')
-rw-r--r--src/backend/catalog/information_schema.sql5
1 files changed, 1 insertions, 4 deletions
diff --git a/src/backend/catalog/information_schema.sql b/src/backend/catalog/information_schema.sql
index 9c651f9c0f3..db4d79f6de5 100644
--- a/src/backend/catalog/information_schema.sql
+++ b/src/backend/catalog/information_schema.sql
@@ -4,7 +4,7 @@
*
* Copyright 2003, PostgreSQL Global Development Group
*
- * $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.20 2003/12/16 14:57:20 petere Exp $
+ * $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.21 2003/12/17 22:11:30 tgl Exp $
*/
/*
@@ -434,7 +434,6 @@ CREATE VIEW constraint_column_usage AS
AND c.connamespace = nc.oid
AND c.contype = 'c'
AND r.relkind = 'r'
- AND a.attnum > 0
AND NOT a.attisdropped
UNION ALL
@@ -448,7 +447,6 @@ CREATE VIEW constraint_column_usage AS
AND nc.oid = c.connamespace
AND (CASE WHEN c.contype = 'f' THEN r.oid = c.confrelid AND c.confkey[pos.n] = a.attnum
ELSE r.oid = c.conrelid AND c.conkey[pos.n] = a.attnum END)
- AND a.attnum > 0
AND NOT a.attisdropped
AND c.contype IN ('p', 'u', 'f')
AND r.relkind = 'r'
@@ -683,7 +681,6 @@ CREATE VIEW key_column_usage AS
AND r.oid = c.conrelid
AND nc.oid = c.connamespace
AND c.conkey[pos.n] = a.attnum
- AND a.attnum > 0
AND NOT a.attisdropped
AND c.contype IN ('p', 'u', 'f')
AND r.relkind = 'r'