# SQL metadata

Use these interfaces to find databases, tables, and views, and then view table fields or table creation statements. The deletion operation is irreversible. Please confirm the target object before execution.

```{toctree}
:hidden:
:maxdepth: 1

View database list <list-databases>
View tables and views in a database <list-database-tables>
View table information <get-table-info>
View table column list <list-table-columns>
View table or view creation statement <get-table-ddl>
Delete database <delete-database>
Delete table <delete-table>
Delete view <delete-view>
```