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drop table if exists t1;
explain extended select makedate(1997,1), microsecond("1997-12-31 23:59:59.000001");
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select makedate(1997,1) AS `makedate(1997,1)`,microsecond('1997-12-31 23:59:59.000001') AS `microsecond("1997-12-31 23:59:59.000001")`
create table t1 (d date);
insert into t1 values ('2004-07-14'),('2005-07-14');
select date_format(d,"%d") from t1 order by 1;
date_format(d,"%d")
14
14
drop table t1;
create table t1 (f1 datetime);
insert into t1 (f1) values ("2005-01-01");
insert into t1 (f1) values ("2005-02-01");
select date_format(f1, "%m") as d1, date_format(f1, "%M") as d2 from t1 order by date_format(f1, "%M");
d1 d2
02 February
01 January
drop table t1;
SELECT TIME_FORMAT("24:00:00", '%r');
TIME_FORMAT("24:00:00", '%r')
12:00:00 AM
SELECT TIME_FORMAT("00:00:00", '%r');
TIME_FORMAT("00:00:00", '%r')
12:00:00 AM
SELECT TIME_FORMAT("12:00:00", '%r');
TIME_FORMAT("12:00:00", '%r')
12:00:00 PM
SELECT TIME_FORMAT("15:00:00", '%r');
TIME_FORMAT("15:00:00", '%r')
03:00:00 PM
SELECT TIME_FORMAT("01:00:00", '%r');
TIME_FORMAT("01:00:00", '%r')
01:00:00 AM
SELECT TIME_FORMAT("25:00:00", '%r');
TIME_FORMAT("25:00:00", '%r')
01:00:00 AM
SELECT TIME_FORMAT("00:00:00", '%l %p');
TIME_FORMAT("00:00:00", '%l %p')
12 AM
SELECT TIME_FORMAT("01:00:00", '%l %p');
TIME_FORMAT("01:00:00", '%l %p')
1 AM
SELECT TIME_FORMAT("12:00:00", '%l %p');
TIME_FORMAT("12:00:00", '%l %p')
12 PM
SELECT TIME_FORMAT("23:00:00", '%l %p');
TIME_FORMAT("23:00:00", '%l %p')
11 PM
SELECT TIME_FORMAT("24:00:00", '%l %p');
TIME_FORMAT("24:00:00", '%l %p')
12 AM
SELECT TIME_FORMAT("25:00:00", '%l %p');
TIME_FORMAT("25:00:00", '%l %p')
1 AM
SELECT DATE_FORMAT('%Y-%m-%d %H:%i:%s', 1151414896);
DATE_FORMAT('%Y-%m-%d %H:%i:%s', 1151414896)
NULL
Warnings:
Warning 1292 Incorrect datetime value: '%Y-%m-%d %H:%i:%s'
"End of 4.1 tests"
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