dm: support ignore online-ddl in precheck (#12137) (#12804)

pingcap · Mar 7, 2023 · 4e8ff3f · 4e8ff3f
1 parent ac4d65a
commit 4e8ff3f
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/dm/dm-precheck.md b/dm/dm-precheck.md
@@ -129,6 +129,7 @@ Prechecks can find potential risks in your environments. It is not recommended t
 | `table_schema`          | Checks the compatibility of the table schemas in the upstream MySQL tables. |
 | `schema_of_shard_tables`| Checks the consistency of the table schemas in the upstream MySQL multi-instance shards. |
 | `auto_increment_ID`     | Checks whether the auto-increment primary key conflicts in the upstream MySQL multi-instance shards. |
+|`online_ddl`| Checks whether the upstream is in the process of [online-DDL](/dm/feature-online-ddl.md). |
 
 > **Note:**
 >