diff --git a/docs/en/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md b/docs/en/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md
index 8d58f1f18f74b..f56271830124c 100644
--- a/docs/en/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md
+++ b/docs/en/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md
@@ -131,6 +131,7 @@ The following table shows the correspondence between the aggregate function in t
 ```SQL
 CREATE MATERIALIZED VIEW [IF NOT EXISTS] [database.]<mv_name>
 [COMMENT ""]
+-- You must specify either `distribution_desc` or `refresh_scheme`, or both.
 -- distribution_desc
 [DISTRIBUTED BY HASH(<bucket_key>[,<bucket_key2> ...]) [BUCKETS <bucket_number>]]
 -- refresh_desc
diff --git a/docs/zh/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md b/docs/zh/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md
index e2ba85b58753a..97d63cf731836 100644
--- a/docs/zh/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md
+++ b/docs/zh/sql-reference/sql-statements/materialized_view/CREATE_MATERIALIZED_VIEW.md
@@ -129,6 +129,7 @@ SELECT * FROM <mv_name> [_SYNC_MV_];
 ```SQL
 CREATE MATERIALIZED VIEW [IF NOT EXISTS] [database.]<mv_name>
 [COMMENT ""]
+-- 必须至少指定 `distribution_desc` 和 `refresh_scheme` 其中之一。
 -- distribution_desc
 [DISTRIBUTED BY HASH(<bucket_key>[,<bucket_key2> ...]) [BUCKETS <bucket_number>]]
 -- refresh_desc