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FROM_UNIXTIME(24*3600)
1970-01-02 00:00:00
DROP TABLE IF EXISTS t1;
select @a:=FROM_UNIXTIME(1);
@a:=FROM_UNIXTIME(1)
1970-01-01 00:00:01
select unix_timestamp(@a);
unix_timestamp(@a)
1
CREATE TABLE t1 (ts int);
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 01:00'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 02:00'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 03:00'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 02:00'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 01:00'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 02:00'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2003-03-30 02:59:59'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2003-03-30 03:00:00'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2003-03-30 03:59:59'));
INSERT INTO t1 (ts) VALUES (Unix_timestamp('2003-03-30 04:00:01'));
SELECT ts,from_unixtime(ts) FROM t1;
ts from_unixtime(ts)
1035680400 2002-10-27 01:00:00
1035684000 2002-10-27 02:00:00
1035687600 2002-10-27 03:00:00
1035684000 2002-10-27 02:00:00
1035680400 2002-10-27 01:00:00
1035684000 2002-10-27 02:00:00
1048993199 2003-03-30 02:59:59
1048993200 2003-03-30 03:00:00
1048996799 2003-03-30 03:59:59
1048996801 2003-03-30 04:00:01
DROP TABLE t1;
CREATE TABLE t1 (ts timestamp);
INSERT INTO t1 (ts) VALUES ('2003-03-30 01:59:59'),
('2003-03-30 03:00:00');
DROP TABLE t1;
select unix_timestamp('1970-01-01 00:00:00');
unix_timestamp('1970-01-01 00:00:00')
0
select unix_timestamp('1970-01-01 00:00:01');
unix_timestamp('1970-01-01 00:00:01')
1
select unix_timestamp('2038-01-19 03:14:07');
unix_timestamp('2038-01-19 03:14:07')
2147483647
select unix_timestamp('2038-01-19 03:14:08');
ERROR HY000: Received an invalid value '2038-01-19 03:14:08' for a UNIX timestamp.
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