Apache Cassandra 1.1 Documentation
TRUNCATE¶
Removes all data from a column family.
Synopsis¶
TRUNCATE [keyspace.]<column_family>;
Description¶
A TRUNCATE statement results in the immediate, irreversible removal of all data in the named column family.
Example¶
TRUNCATE user_activity;
| CQL Commands | CQL Shell Commands |
|---|---|
| ALTER TABLE | ASSUME |
| ALTER KEYSPACE | CAPTURE |
| BATCH | COPY |
| CREATE TABLE | DESCRIBE |
| CREATE INDEX | EXIT |
| CREATE KEYSPACE | SHOW |
| DELETE | SOURCE |
| DROP TABLE | |
| DROP INDEX | |
| DROP KEYSPACE | |
| INSERT | |
| SELECT | |
| TRUNCATE | |
| UPDATE | |
| USE |