Supported versions: Current (18) / 17 / 16 / 15 / 14

Development versions: 19 / 20devel

Unsupported versions: 13 / 12 / 11 / 10 / 9.6 / 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3 / 8.2 / 8.1 / 8.0 / 7.4 / 7.3 / 7.2 / 7.1

Historical version. PostgreSQL 7.1 has reached end of support. See the current manual.

TRUNCATE

Name

TRUNCATE -- Empty a table

Synopsis

TRUNCATE [ TABLE ] name

Inputs

name: The name of the table to be truncated.

Outputs

TRUNCATE: Message returned if the table is successfully truncated.

Description

TRUNCATE quickly removes all rows from a table. It has the same effect as an unqualified DELETE but since it does not actually scan the table it is faster. This is most effective on large tables.

Usage

Truncate the table bigtable:

TRUNCATE TABLE bigtable;

Compatibility

SQL92

There is no TRUNCATE in SQL92.

Report a documentation issue

Read the upstream documentation. For corrections, first check the current manual.