type_datetime.test

视频监控网络部分的协议ddns,的模块的实现代码,请大家大胆指正.

#
# testing different DATETIME ranges
#

--disable_warnings
drop table if exists t1;
--enable_warnings

create table t1 (t datetime);
insert into t1 values (101),(691231),(700101),(991231),(10000101),(99991231),(101000000),(691231000000),(700101000000),(991231235959),(10000101000000),(99991231235959),(20030100000000),(20030000000000);
select * from t1;
delete from t1 where t > 0;
optimize table t1;
check table t1;
delete from t1;
insert into t1 values("000101"),("691231"),("700101"),("991231"),("00000101"),("00010101"),("99991231"),("00101000000"),("691231000000"),("700101000000"),("991231235959"),("10000101000000"),("99991231235959"),("20030100000000"),("20030000000000");

# Strange dates
insert into t1 values ("2003-003-03");

# Bug #7308: ISO-8601 date format not handled correctly
insert into t1 values ("20030102T131415"),("2001-01-01T01:01:01"), ("2001-1-1T1:01:01");
select * from t1;

# Test some wrong dates
truncate table t1;
insert into t1 values("2003-0303 12:13:14");
select * from t1;
drop table t1;

#
# Test insert of now() and curtime()
#

CREATE TABLE t1 (a timestamp, b date, c time, d datetime);
insert into t1 (b,c,d) values(now(),curtime(),now());
select date_format(a,"%Y-%m-%d")=b,right(a+0,6)=c+0,a=d+0 from t1;
drop table t1;

#
# Test of datetime and not null
#

CREATE TABLE t1 (a datetime not null);
insert into t1 values (0);
select * from t1 where a is null;
drop table t1;

#
# Test with bug when propagating DATETIME to integer and WHERE optimization
#

create table t1 (id int, dt datetime);
insert into t1 values (1,"2001-08-14 00:00:00"),(2,"2001-08-15 00:00:00"),(3,"2001-08-16 00:00:00"),(4,"2003-09-15 01:20:30");
select * from t1 where dt='2001-08-14 00:00:00' and dt =  if(id=1,'2001-08-14 00:00:00','1999-08-15');
create index dt on t1 (dt);
select * from t1 where dt > 20021020;
select * from t1 ignore index (dt) where dt > 20021020;
drop table t1;

#
# Test of datetime optimization
#

CREATE TABLE `t1` (
  `date` datetime NOT NULL default '0000-00-00 00:00:00',
  `numfacture` int(6) unsigned NOT NULL default '0',
  `expedition` datetime NOT NULL default '0000-00-00 00:00:00',
  PRIMARY KEY  (`numfacture`),
  KEY `date` (`date`),
  KEY `expedition` (`expedition`)
) ENGINE=MyISAM;

INSERT INTO t1 (expedition) VALUES ('0001-00-00 00:00:00');
SELECT * FROM t1 WHERE expedition='0001-00-00 00:00:00';
INSERT INTO t1 (numfacture,expedition) VALUES ('1212','0001-00-00 00:00:00');
SELECT * FROM t1 WHERE expedition='0001-00-00 00:00:00';
EXPLAIN SELECT * FROM t1 WHERE expedition='0001-00-00 00:00:00';
drop table t1;
create table t1 (a datetime not null, b datetime not null);
insert into t1 values (now(), now());
insert into t1 values (now(), now());
select * from t1 where a is null or b is null;
drop table t1;

#
# Let us check if we properly treat wrong datetimes and produce proper
# warnings (for both strings and numbers)
#
create table t1 (t datetime);
insert into t1 values (20030102030460),(20030102036301),(20030102240401),
                      (20030132030401),(20031302030401),(100001202030401);
select * from t1;
delete from t1;
insert into t1 values
  ("2003-01-02 03:04:60"),("2003-01-02 03:63:01"),("2003-01-02 24:04:01"),
  ("2003-01-32 03:04:01"),("2003-13-02 03:04:01"), ("10000-12-02 03:04:00");
select * from t1;
delete from t1;
insert into t1 values ("0000-00-00 00:00:00 some trailer"),("2003-01-01 00:00:00 some trailer");
select * from t1;
drop table t1;

#
# Test for bug #7297 "Two digit year should be interpreted correctly even
# with zero month and day"
#
create table t1 (dt datetime);
# These dates should be treated as dates in 21st century
insert into t1 values ("12-00-00"), ("00-00-00 01:00:00");
# Zero dates are still special :/
insert into t1 values ("00-00-00"), ("00-00-00 00:00:00");
select * from t1;
drop table t1;

#
# Bug #16546 DATETIME+0 not always coerced the same way 
#
select cast('2006-12-05 22:10:10' as datetime) + 0;


# End of 4.1 tests

#
# Bug#21475: Wrongly applied constant propagation leads to a false comparison.
#
CREATE TABLE t1(a DATETIME NOT NULL);
INSERT INTO t1 VALUES ('20060606155555');
SELECT a FROM t1 WHERE a=(SELECT MAX(a) FROM t1) AND (a="20060606155555");
PREPARE s FROM 'SELECT a FROM t1 WHERE a=(SELECT MAX(a) FROM t1) AND (a="20060606155555")';
EXECUTE s;
DROP PREPARE s;
DROP TABLE t1;


#
# Bug 19491 (CAST DATE AS DECIMAL returns incorrect result
#
SELECT CAST(CAST('2006-08-10' AS DATE) AS DECIMAL(20,6));
SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6));
SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6));
SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6));


#
# Test of storing datetime into date fields
#

set @org_mode=@@sql_mode;
create table t1 (da date default '1962-03-03 23:33:34', dt datetime default '1962-03-03');
show create table t1;
insert into t1 values ();
insert into t1 values ('2007-03-23 13:49:38','2007-03-23 13:49:38');
set @@sql_mode='ansi,traditional';
insert into t1 values ('2007-03-23 13:49:38','2007-03-23 13:49:38');
insert into t1 set dt='2007-03-23 13:49:38',da=dt;
# Test error handling
--error 1292
insert into t1 values ('2007-03-32','2007-03-23 13:49:38');
select * from t1;
drop table t1;
--error 1067
create table t1 (da date default '1962-03-32 23:33:34', dt datetime default '1962-03-03');
--error 1067
create table t1 (t time default '916:00:00 a');
set @@sql_mode= @org_mode;


#
# Bug#27590: Wrong DATE/DATETIME comparison.  
#
create table t1 (f1 date, f2 datetime, f3 timestamp);
insert into t1(f1) values(curdate());
select curdate() < now(), f1 < now(), cast(f1 as date) < now() from t1;
delete from t1;
insert into t1 values('2001-01-01','2001-01-01 01:01:01','2001-01-01 01:01:01');
insert into t1 values('2001-02-05','2001-02-05 00:00:00','2001-02-05 01:01:01');
insert into t1 values('2001-03-10','2001-03-09 01:01:01','2001-03-10 01:01:01');
insert into t1 values('2001-04-15','2001-04-15 00:00:00','2001-04-15 00:00:00');
insert into t1 values('2001-05-20','2001-05-20 01:01:01','2001-05-20 01:01:01');
select f1, f3 from t1 where f1 >= '2001-02-05 00:00:00' and f3 <= '2001-04-15';
select f1, f3 from t1 where f1 >= '2001-2-5 0:0:0' and f2 <= '2001-4-15';
select f1, f2 from t1 where if(1, f1, 0) >= f2;
select 1 from dual where cast('2001-1-1 2:3:4' as date) = cast('2001-01-01' as datetime);
select f1, f2, f1 > f2, f1 = f2, f1 < f2 from t1;
drop table t1;

#
# Bug#16377: Wrong DATE/DATETIME comparison in BETWEEN function.
#
create table t1 (f1 date, f2 datetime, f3 timestamp);
insert into t1 values('2001-01-01','2001-01-01 01:01:01','2001-01-01 01:01:01');
insert into t1 values('2001-02-05','2001-02-05 00:00:00','2001-02-05 01:01:01');
insert into t1 values('2001-03-10','2001-03-09 01:01:01','2001-03-10 01:01:01');
insert into t1 values('2001-04-15','2001-04-15 00:00:00','2001-04-15 00:00:00');
insert into t1 values('2001-05-20','2001-05-20 01:01:01','2001-05-20 01:01:01');
select f2 from t1 where f2 between '2001-2-5' and '01-04-14';
select f1, f2, f3 from t1 where f1 between f2 and f3;
select f1, f2, f3 from t1 where cast(f1 as datetime) between f2 and
  cast(f3 as date);
select f2 from t1 where '2001-04-10 12:34:56' between f2 and '01-05-01';
select f2, f3 from t1 where '01-03-10' between f2 and f3;
select f2 from t1 where DATE(f2) between "2001-4-15" AND "01-4-15";
SELECT 1 from dual where NOW() BETWEEN CURRENT_DATE() - INTERVAL 1 DAY AND CURRENT_DATE();
drop table t1;

#
# Bug#28133: Wrong DATE/DATETIME comparison in IN() function.
#
create table t1 (f1 date);
insert into t1 values('01-01-01'),('01-01-02'),('01-01-03');
select * from t1 where f1 in ('01-01-01','2001-01-02','2001-01-03 00:00:00');
create table t2(f2 datetime);
insert into t2 values('01-01-01 00:00:00'),('01-02-03 12:34:56'),('02-04-06 11:22:33');
select * from t2 where f2 in ('01-01-01','01-02-03 12:34:56','01-02-03');
select * from t1,t2 where '01-01-02' in (f1, cast(f2 as date));
select * from t1,t2 where '01-01-01' in (f1, '01-02-03');
select * from t1,t2 where if(1,'01-02-03 12:34:56','') in (f1, f2);
create table t3(f3 varchar(20));
insert into t3 select * from t2;
select * from t2,t3 where f2 in (f3,'03-04-05');
select f1,f2,f3 from t1,t2,t3 where (f1,'1') in ((f2,'1'),(f3,'1'));
select f1 from t1 where ('1',f1) in (('1','01-01-01'),('1','2001-1-1 0:0:0'),('1','02-02-02'));
drop table t1,t2,t3;

#
# Bug#27759: Wrong DATE/DATETIME comparison in LEAST()/GREATEST() functions.
#
select least(cast('01-01-01' as date), '01-01-02');
select greatest(cast('01-01-01' as date), '01-01-02');
select least(cast('01-01-01' as date), '01-01-02') + 0;
select greatest(cast('01-01-01' as date), '01-01-02') + 0;
select least(cast('01-01-01' as datetime), '01-01-02') + 0;
select cast(least(cast('01-01-01' as datetime), '01-01-02') as signed);
select cast(least(cast('01-01-01' as datetime), '01-01-02') as decimal(20,2));
--disable_warnings
DROP PROCEDURE IF EXISTS test27759 ;
--enable_warnings
DELIMITER |;
CREATE PROCEDURE test27759()
BEGIN
declare v_a date default '2007-4-10';
declare v_b date default '2007-4-11';
declare v_c datetime default '2004-4-9 0:0:0';
select v_a as a,v_b as b,
       least( v_a, v_b ) as a_then_b,
       least( v_b, v_a ) as b_then_a,
       least( v_c, v_a ) as c_then_a;
END;|
DELIMITER ;|
call test27759();
drop procedure test27759;

#
# Bug#28208: Wrong result of a non-const STRING function with a const
#            DATETIME function.
#
create table t1 (f1 date);
insert into t1 values (curdate());
select left(f1,10) = curdate() from t1;
drop table t1;

#
# Bug#28261: Wrong DATETIME comparison result when the GET_USER_VAR function
#            is involved.
#
create table t1(f1 date);
insert into t1 values('01-01-01'),('02-02-02'),('01-01-01'),('02-02-02');
set @bug28261='';
select if(@bug28261 = f1, '', @bug28261:= f1) from t1;
select if(@bug28261 = f1, '', @bug28261:= f1) from t1;
select if(@bug28261 = f1, '', @bug28261:= f1) from t1;
drop table t1;

#
# Bug#28778: Wrong result of BETWEEN when comparing a DATETIME field with an
#            integer constants.
#
create table t1(f1 datetime);
insert into t1 values('2001-01-01'),('2002-02-02');
select * from t1 where f1 between 20020101 and 20070101000000;
select * from t1 where f1 between 2002010 and 20070101000000;
select * from t1 where f1 between 20020101 and 2007010100000;
drop table t1;