Allow a rule on partitioned table to be renamed.

Commit f0e4475 should have updated
this code, but did not.

Amit Langote

Discussion: http://postgr.es/m/52d9c443-ec78-5c8a-7a77-0f34aad12b82@lab.ntt.co.jp

Author: robertmhaas

src/backend/rewrite/rewriteDefine.c

@@ -900,7 +900,9 @@ RangeVarCallbackForRenameRule(const RangeVar *rv, Oid relid, Oid oldrelid,
 	form = (Form_pg_class) GETSTRUCT(tuple);
 
 	/* only tables and views can have rules */
-	if (form->relkind != RELKIND_RELATION && form->relkind != RELKIND_VIEW)
+	if (form->relkind != RELKIND_RELATION &&
+		form->relkind != RELKIND_VIEW &&
+		form->relkind != RELKIND_PARTITIONED_TABLE)
 		ereport(ERROR,
 				(errcode(ERRCODE_WRONG_OBJECT_TYPE),
 				 errmsg("\"%s\" is not a table or view", rv->relname)));

src/test/regress/expected/rules.out

@@ -3216,3 +3216,10 @@ SELECT pg_get_function_arg_default('pg_class'::regclass, 0);
 
 (1 row)
 
+-- test rename for a rule defined on a partitioned table
+CREATE TABLE parted_table (a int) PARTITION BY LIST (a);
+CREATE TABLE parted_table_1 PARTITION OF parted_table FOR VALUES IN (1);
+CREATE RULE parted_table_insert AS ON INSERT to parted_table
+    DO INSTEAD INSERT INTO parted_table_1 VALUES (NEW.*);
+ALTER RULE parted_table_insert ON parted_table RENAME TO parted_table_insert_redirect;
+DROP TABLE parted_table;

src/test/regress/sql/rules.sql

@@ -1158,3 +1158,11 @@ SELECT pg_get_function_identity_arguments(0);
 SELECT pg_get_function_result(0);
 SELECT pg_get_function_arg_default(0, 0);
 SELECT pg_get_function_arg_default('pg_class'::regclass, 0);
+
+-- test rename for a rule defined on a partitioned table
+CREATE TABLE parted_table (a int) PARTITION BY LIST (a);
+CREATE TABLE parted_table_1 PARTITION OF parted_table FOR VALUES IN (1);
+CREATE RULE parted_table_insert AS ON INSERT to parted_table
+    DO INSTEAD INSERT INTO parted_table_1 VALUES (NEW.*);
+ALTER RULE parted_table_insert ON parted_table RENAME TO parted_table_insert_redirect;
+DROP TABLE parted_table;