doc: Mention SET TABLESPACE clause for ALTER MATERIALIZED VIEW

This command flavor is supported, but there was nothing in the
documentation about it.

Author: Yugo Nagata
Discussion: https://postgr.es/m/20220316133337.5dc9740abfa24c25ec9f67f5@sraoss.co.jp
Backpatch-through: 10

diff --git a/doc/src/sgml/ref/alter_materialized_view.sgml b/doc/src/sgml/ref/alter_materialized_view.sgml
index 7011a0e7da04ed7f4440037e340c9ccfd5faf7f5..c6a132de068230d0ad6e56db825d8f0d6169efbf 100644 (file)
--- a/doc/src/sgml/ref/alter_materialized_view.sgml
+++ b/doc/src/sgml/ref/alter_materialized_view.sgml
@@ -43,6 +43,7 @@ ALTER MATERIALIZED VIEW ALL IN TABLESPACE name
     ALTER [ COLUMN ] column_name SET COMPRESSION compression_method
     CLUSTER ON index_name
     SET WITHOUT CLUSTER
+    SET TABLESPACE new_tablespace
     SET ( storage_parameter [= value] [, ... ] )
     RESET ( storage_parameter [, ... ] )
     OWNER TO { new_owner | CURRENT_ROLE | CURRENT_USER | SESSION_USER }