empty a table or set of tables NAME TRUNCATE - empty a table or set of tables SYNOPSIS TRUNCATE [ TABLE ] [ ONLY ] name [ * ] [, ... ]......a buffer. It is equivalent to &str[size] . It is used as a sentinel value, to be able to truncate strings or character sequences instead of overrunning the containing buffer. co….... When opening files for writing, you will often additionally need the LANDLOCK_ACCESS_FS_TRUNCATE right. In many cases, these system calls truncate existing files when overwrit…...an ] INDEX_CLEANUP { AUTO | ON | OFF } PROCESS_MAIN [ boolean ] PROCESS_TOAST [ boolean ] TRUNCATE [ boolean ] PARALLEL integer SKIP_DATABASE_STATS [ boolean ] ONLY_DATABASE_STA…...published. Note that parentheses are required around the expression. It has no effect on TRUNCATE commands. When a column list is specified, only the named columns are replicate…...( arguments ) where event can be one of: INSERT UPDATE [ OF column_name [, ... ] ] DELETE TRUNCATE DESCRIPTION CREATE TRIGGER creates a new trigger. CREATE OR REPLACE TRIGGER wi…...here abbreviated_grant_or_revoke is one of: GRANT { { SELECT | INSERT | UPDATE | DELETE | TRUNCATE | REFERENCES | TRIGGER | MAINTAIN } [, ...] | ALL [ PRIVILEGES ] } ON TABLES T…...er can drop a table. To empty a table of rows without destroying the table, use DELETE or TRUNCATE . DROP TABLE always removes any indexes, rules, triggers, and constraints that…...he effect is to delete all rows in the table. The result is a valid, but empty table. Tip TRUNCATE provides a faster mechanism to remove all rows from a table. There are two way…...E GRANT - define access privileges SYNOPSIS GRANT { { SELECT | INSERT | UPDATE | DELETE | TRUNCATE | REFERENCES | TRIGGER | MAINTAIN } [, ...] | ALL [ PRIVILEGES ] } ON { [ TABL…...han ordinary tables. However, they are not crash-safe: an unlogged table is automatically truncated after a crash or unclean shutdown. The contents of an unlogged table are also…...ary table will be deleted at the end of each transaction block. Essentially, an automatic TRUNCATE is done at each commit. DROP The temporary table will be dropped at the end of…...o is not a temporary table; all CREATE, ALTER, and DROP commands; COMMENT, GRANT, REVOKE, TRUNCATE; and EXPLAIN ANALYZE and EXECUTE if the command they would execute is among th…...right privilege for the specified lockmode . If the user has MAINTAIN, UPDATE, DELETE, or TRUNCATE privileges on the table, any lockmode is permitted. If the user has INSERT pri…...s privileges SYNOPSIS REVOKE [ GRANT OPTION FOR ] { { SELECT | INSERT | UPDATE | DELETE | TRUNCATE | REFERENCES | TRIGGER | MAINTAIN } [, ...] | ALL [ PRIVILEGES ] } ON { [ TABL…...t modification timestamp. It is changed by file modifications, for example, by mknod (2), truncate (2), utime (2), and write (2) (of more than zero bytes). Moreover, the mtime t…...and uses default estimates. The planner also does not realize that the value of the date truncated to the month is fully determined by the value of the date truncated to the day…...ed to the first 2^16-1 octets, as per RFC 3828, 3.5. Higher values are therefore silently truncated to 2^16-1. If in doubt, the current coverage value can always be queried usin…...be generated for the watch descriptor. IN_MODIFY (+) File was modified (e.g., write (2), truncate (2)). IN_MOVE_SELF Watched file/directory was itself moved. IN_MOVED_FROM (+) G…...data containing file descriptors is too small (or is absent), then the ancillary data is truncated (or discarded) and the excess file descriptors are automatically closed in the…