Name
TRUNCATE -- Empties the contents of a table.
Synopsis
TRUNCATE [ TABLE ] name
Parameters
- name
The name of the table you wish to truncate. To truncate a table means to remove all rows from the table.
Results
- TRUNCATE
The message returned if the specified table is successfully truncated.
- ERROR: Relation 'name' does not exist
The error returned if the specified table name does not exist in the connected database.
Description
Use this command to remove all rows of a specified table. It does not scan through the table before removing data, making it rather helpful when emptying large tables of data. In essence, it is a quicker form of the DELETE command.
Example
This example empties all of the rows in the temp_emp table:
booktown=# TRUNCATE TABLE temp_emp;
TRUNCATE