OceanBase Database supports the comment feature. This feature improves readability of SQL statements and enriches the features of the SQL statements.
You can create the following comments in OceanBase Database:
Comments within SQL statements
These comments are stored as a part of the application code in the executed SQL statements.
Comments on schema and non-schema objects
These comments are stored with the metadata of the objects in the data dictionary.
Hints
Hints are comments in SQL statements that pass instructions to the OceanBase Database optimizer.
