Actually I never managed this command to be executed by the database: testme=> create table mama (a char(15)) testme-> \g CREATE testme=> truncate mama testme-> \g ERROR: parser: parse error at or near "truncate" testme=> select * from mama testme-> \g a - (0 rows) testme=> truncate table mama testme-> \g ERROR: parser: parse error at or near "truncate" testme=> Marten