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authorBruce Momjian <bruce@momjian.us>2009-12-19 00:47:57 +0000
committerBruce Momjian <bruce@momjian.us>2009-12-19 00:47:57 +0000
commit78a09145e0f8322e625bbc7d69fcb865ce4f3034 (patch)
tree8db6b5c44763c0b44b1520d10e15d42230360275 /src/backend/utils/adt/enum.c
parent2e9468f2c850f2b712d23d110042cf14678c6791 (diff)
downloadpostgresql-78a09145e0f8322e625bbc7d69fcb865ce4f3034.tar.gz
postgresql-78a09145e0f8322e625bbc7d69fcb865ce4f3034.zip
binary migration: pg_migrator
Add comments about places where system oids have to be preserved for binary migration.
Diffstat (limited to 'src/backend/utils/adt/enum.c')
-rw-r--r--src/backend/utils/adt/enum.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/backend/utils/adt/enum.c b/src/backend/utils/adt/enum.c
index 009c6c3f924..38805722217 100644
--- a/src/backend/utils/adt/enum.c
+++ b/src/backend/utils/adt/enum.c
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/utils/adt/enum.c,v 1.7 2009/01/01 17:23:49 momjian Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/adt/enum.c,v 1.8 2009/12/19 00:47:57 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -56,6 +56,10 @@ enum_in(PG_FUNCTION_ARGS)
format_type_be(enumtypoid),
name)));
+ /*
+ * This comes from pg_enum.oid and stores system oids in user tables.
+ * This oid must be preserved by binary upgrades.
+ */
enumoid = HeapTupleGetOid(tup);
ReleaseSysCache(tup);