func_date_add.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.

#
# Test of DATE_ADD
#

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

CREATE TABLE t1 (
  visitor_id int(10) unsigned DEFAULT '0' NOT NULL,
  group_id int(10) unsigned DEFAULT '0' NOT NULL,
  hits int(10) unsigned DEFAULT '0' NOT NULL,
  sessions int(10) unsigned DEFAULT '0' NOT NULL,
  ts timestamp,
  PRIMARY KEY (visitor_id,group_id)
)/*! engine=MyISAM */;
INSERT INTO t1 VALUES (465931136,7,2,2,20000318160952);
INSERT INTO t1 VALUES (173865424,2,2,2,20000318233615);
INSERT INTO t1 VALUES (173865424,8,2,2,20000318233615);
INSERT INTO t1 VALUES (173865424,39,2,2,20000318233615);
INSERT INTO t1 VALUES (173865424,7,2,2,20000318233615);
INSERT INTO t1 VALUES (173865424,3,2,2,20000318233615);
INSERT INTO t1 VALUES (173865424,6,2,2,20000318233615);
INSERT INTO t1 VALUES (173865424,60,2,2,20000318233615);
INSERT INTO t1 VALUES (173865424,1502,2,2,20000318233615);
INSERT INTO t1 VALUES (48985536,2,2,2,20000319013932);
INSERT INTO t1 VALUES (48985536,8,2,2,20000319013932);
INSERT INTO t1 VALUES (48985536,39,2,2,20000319013932);
INSERT INTO t1 VALUES (48985536,7,2,2,20000319013932);
INSERT INTO t1 VALUES (465931136,3,2,2,20000318160951);
INSERT INTO t1 VALUES (465931136,119,1,1,20000318160953);
INSERT INTO t1 VALUES (465931136,2,1,1,20000318160950);
INSERT INTO t1 VALUES (465931136,8,1,1,20000318160950);
INSERT INTO t1 VALUES (465931136,39,1,1,20000318160950);
INSERT INTO t1 VALUES (1092858576,14,1,1,20000319013445);
INSERT INTO t1 VALUES (357917728,3,2,2,20000319145026);
INSERT INTO t1 VALUES (357917728,7,2,2,20000319145027);
select visitor_id,max(ts) as mts from t1 group by visitor_id
having mts < DATE_SUB(NOW(),INTERVAL 3 MONTH);
select visitor_id,max(ts) as mts from t1 group by visitor_id
having DATE_ADD(mts,INTERVAL 3 MONTH) < NOW();
drop table t1;

#
# Bug #10627: Invalid date turned to NULL from date_sub/date_add in
# traditional mode
#
set sql_mode='traditional';
create table t1 (d date);
--error S22008
insert into t1 (d) select date_sub('2000-01-01', INTERVAL 2001 YEAR);
--error S22008
insert into t1 (d) select date_add('2000-01-01',interval 8000 year);
# No warnings/errors from the next two
insert into t1 values (date_add(NULL, INTERVAL 1 DAY));
insert into t1 values (date_add('2000-01-04', INTERVAL NULL DAY));
set sql_mode='';
# These will all work now, and we'll end up with some NULL entries in the
# table and some warnings.
insert into t1 (d) select date_sub('2000-01-01', INTERVAL 2001 YEAR);
insert into t1 (d) select date_add('2000-01-01',interval 8000 year);
insert into t1 values (date_add(NULL, INTERVAL 1 DAY));
insert into t1 values (date_add('2000-01-04', INTERVAL NULL DAY));
select * from t1;
drop table t1;

--echo End of 4.1 tests

#
# Bug#21811
#
# Make sure we end up with an appropriate
# date format (DATE) after addition operation
#
SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 DAY;
SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 MONTH;
SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 YEAR;
SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 WEEK;

#
# Bug#28450: The Item_date_add_interval in select list may fail the field 
#            type assertion.
#
create table t1 (a int, b varchar(10));
insert into t1 values (1, '2001-01-01'),(2, '2002-02-02'); 
select '2007-01-01' + interval a day from t1;
select b + interval a day from t1;
drop table t1;

--echo End of 5.0 tests