48 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
		
		
			
		
	
	
			48 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
|  | DROP TABLE IF EXISTS t1; | ||
|  | show variables like "system_time_zone"; | ||
|  | Variable_name	Value | ||
|  | system_time_zone	MET | ||
|  | select @a:=FROM_UNIXTIME(1); | ||
|  | @a:=FROM_UNIXTIME(1) | ||
|  | 1970-01-01 01:00:01 | ||
|  | 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) | ||
|  | 1035673200	2002-10-27 01:00:00 | ||
|  | 1035680400	2002-10-27 02:00:00 | ||
|  | 1035684000	2002-10-27 03:00:00 | ||
|  | 1035680400	2002-10-27 02:00:00 | ||
|  | 1035673200	2002-10-27 01:00:00 | ||
|  | 1035680400	2002-10-27 02:00:00 | ||
|  | 1048986000	2003-03-30 03:00:00 | ||
|  | 1048986000	2003-03-30 03:00:00 | ||
|  | 1048989599	2003-03-30 03:59:59 | ||
|  | 1048989601	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 02:59:59'), | ||
|  | ('2003-03-30 03:00:00'); | ||
|  | Warnings: | ||
|  | Warning	1299	Invalid TIMESTAMP value in column 'ts' at row 2 | ||
|  | DROP TABLE t1; | ||
|  | select unix_timestamp('1970-01-01 01:00:00'),  | ||
|  | unix_timestamp('1970-01-01 01:00:01'), | ||
|  | unix_timestamp('2038-01-19 04:14:07'), | ||
|  | unix_timestamp('2038-01-19 04:14:08'); | ||
|  | unix_timestamp('1970-01-01 01:00:00')	unix_timestamp('1970-01-01 01:00:01')	unix_timestamp('2038-01-19 04:14:07')	unix_timestamp('2038-01-19 04:14:08') | ||
|  | 0	1	2147483647	0 |