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docs/en/sql-reference/statements/detach.md
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@ -5,7 +5,9 @@ toc_title: DETACH
# DETACH Statement {#detach}
Deletes information about the ‘name’ table from the server. The server stops knowing about the table’s existence.
Deletes information about the `name` table from the server. The server stops knowing about the table’s existence.
Syntax:
``` sql
DETACH TABLE [IF EXISTS] [db.]name [ON CLUSTER cluster]
@ -13,4 +15,20 @@ DETACH TABLE [IF EXISTS] [db.]name [ON CLUSTER cluster]
This does not delete the table’s data or metadata. On the next server launch, the server will read the metadata and find out about the table again.
Similarly, a “detached” table can be re-attached using the `ATTACH` query (with the exception of system tables, which do not have metadata stored for them).
Similarly, a “detached” table can be re-attached using the [ATTACH](../../sql-reference/statements/attach) query (with the exception of system tables, which do not have metadata stored for them).
## DETACH PERMAMENTLY {#detach-permamently}
Deletes information about `name` table or view from the server. Permamently detached tables won't automatically reappear after the server restart.
Syntax:
``` sql
DETACH TABLE/VIEW [IF EXISTS] [db.]name PERMAMENTLY [ON CLUSTER cluster]
```
This statement does not delete the table’s data or metadata.
Permamently detached table or view can be reattached with [ATTACH](../../sql-reference/statements/attach) query and can be shown with [SHOW CREATE TABLE](../../sql-reference/statements/show.md#show-create-table) query.
[Original article](https://clickhouse.tech/docs/en/sql-reference/statements/detach/) <!--hide-->