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	 9d07b0520c
			
		
	
	
	9d07b0520c
	
	
	
		
			
			Connector/NET does not expect collation IDs returned by "show collations" to be NULL, runs into an exception. The fix is to determine connector/net using its connection attributes, then make sure "show collations" does not output NULL IDs. The patch introduces new old_mode NO_NULL_COLLATION_IDs, that is automatically set, once MySQL Connector/NET connection is determined. A test was added, that uses MySql.Data from powershell - only works if MySql.Data is installed into GAC (i.e with C/NET MSI package)
		
			
				
	
	
		
			269 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			269 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
| drop table if exists t1,t2;
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| create table t1 (a int, b varchar(200), c text not null) checksum=1;
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| create table t2 (a int, b varchar(200), c text not null) checksum=0;
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| insert t1 values (1, "aaa", "bbb"), (NULL, "", "ccccc"), (0, NULL, "");
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| insert t2 select * from t1;
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| checksum table t1, t2;
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| Table	Checksum
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| test.t1	2948697075
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| test.t2	2948697075
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| checksum table t1, t2 quick;
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| Table	Checksum
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| test.t1	NULL
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| test.t2	NULL
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| checksum table t1, t2 extended;
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| Table	Checksum
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| test.t1	2948697075
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| test.t2	2948697075
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| drop table t1,t2;
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| SHOW PROCESSLIST;
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| Id	User	Host	db	Command	Time	State	Info
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| <Id>	root	<Host>	test	Query	<Time>	<State>	SHOW PROCESSLIST
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| #
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| # MDEV-5372 Make "CAST(time_expr AS DATETIME)" compatible with the SQL Standard)
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| #
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| set @@old_mode=zero_date_time_cast;
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| SELECT CAST(TIME'-10:30:30' AS DATETIME);
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| CAST(TIME'-10:30:30' AS DATETIME)
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| NULL
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| Warnings:
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| Warning	1292	Truncated incorrect datetime value: '-10:30:30'
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| SELECT CAST(TIME'10:20:30' AS DATETIME);
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| CAST(TIME'10:20:30' AS DATETIME)
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| 0000-00-00 10:20:30
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| SELECT CAST(TIME'830:20:30' AS DATETIME);
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| CAST(TIME'830:20:30' AS DATETIME)
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| 0000-01-03 14:20:30
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| CREATE TABLE t1 (a DATETIME);
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| INSERT IGNORE INTO t1 VALUES (TIME'-10:20:30');
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| Warnings:
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| Warning	1265	Data truncated for column 'a' at row 1
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| INSERT INTO t1 VALUES (TIME'10:20:30');
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| INSERT INTO t1 VALUES (TIME'830:20:30');
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| SELECT * FROM t1;
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| a
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| 0000-00-00 00:00:00
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| 0000-00-00 10:20:30
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| 0000-01-03 14:20:30
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| DROP TABLE t1;
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| CREATE TABLE t1 (a TIMESTAMP);
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| INSERT IGNORE INTO t1 VALUES (TIME'-10:20:30');
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| Warnings:
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| Warning	1265	Data truncated for column 'a' at row 1
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| INSERT IGNORE INTO t1 VALUES (TIME'10:20:30');
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| Warnings:
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| Warning	1265	Data truncated for column 'a' at row 1
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| INSERT IGNORE INTO t1 VALUES (TIME'830:20:30');
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| Warnings:
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| Warning	1264	Out of range value for column 'a' at row 1
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| SELECT * FROM t1;
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| a
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| 0000-00-00 00:00:00
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| 0000-00-00 00:00:00
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| 0000-00-00 00:00:00
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| DROP TABLE t1;
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| CREATE TABLE t1 (a TIME);
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| INSERT INTO t1 VALUES (TIME'-10:20:30');
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| INSERT INTO t1 VALUES (TIME'10:20:30');
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| INSERT INTO t1 VALUES (TIME'830:20:30');
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| SELECT a, CAST(a AS DATETIME), TO_DAYS(a) FROM t1;
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| a	CAST(a AS DATETIME)	TO_DAYS(a)
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| -10:20:30	NULL	NULL
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| 10:20:30	0000-00-00 10:20:30	NULL
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| 830:20:30	0000-01-03 14:20:30	NULL
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| Warnings:
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| Warning	1292	Truncated incorrect datetime value: '-10:20:30'
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| Warning	1264	Out of range value for column 'a' at row 1
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| Warning	1264	Out of range value for column 'a' at row 2
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| Warning	1264	Out of range value for column 'a' at row 3
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| DROP TABLE t1;
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| SELECT TO_DAYS(TIME'-10:20:30');
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| TO_DAYS(TIME'-10:20:30')
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| NULL
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| Warnings:
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| Warning	1292	Truncated incorrect datetime value: '-10:20:30'
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| SELECT TO_DAYS(TIME'10:20:30');
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| TO_DAYS(TIME'10:20:30')
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| NULL
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| Warnings:
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| Warning	1292	Truncated incorrect datetime value: '10:20:30'
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| SELECT TO_DAYS(TIME'830:20:30');
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| TO_DAYS(TIME'830:20:30')
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| 3
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| CREATE TABLE t1 (a DATETIME, b TIME);
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| INSERT INTO t1 VALUES (NULL, '00:20:12');
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| INSERT INTO t1 VALUES (NULL, '-00:20:12');
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| SELECT IF(1,ADDDATE(IFNULL(a,b),0),1) FROM t1;
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| IF(1,ADDDATE(IFNULL(a,b),0),1)
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| NULL
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| NULL
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| Warnings:
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| Warning	1292	Incorrect datetime value: '0000-00-00 00:20:12'
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| Warning	1292	Truncated incorrect datetime value: '-00:20:12'
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| DROP TABLE t1;
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| #
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| # MDEV-6649 Different warnings for TIME and TIME(N) when @@old_mode=zero_date_time_cast
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| #
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| SET @@global.mysql56_temporal_format=true;
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| SET @@old_mode=zero_date_time_cast;
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| CREATE TABLE t1 (a TIME,b TIME(1));
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| INSERT INTO t1 VALUES (TIME'830:20:30',TIME'830:20:30');
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| SELECT TO_DAYS(a), TO_DAYS(b) FROM t1;
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| TO_DAYS(a)	TO_DAYS(b)
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| NULL	NULL
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| Warnings:
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| Warning	1264	Out of range value for column 'a' at row 1
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| Warning	1264	Out of range value for column 'b' at row 1
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| DROP TABLE t1;
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| SET @@global.mysql56_temporal_format=false;
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| SET @@old_mode=zero_date_time_cast;
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| CREATE TABLE t1 (a TIME,b TIME(1));
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| INSERT INTO t1 VALUES (TIME'830:20:30',TIME'830:20:30');
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| SELECT TO_DAYS(a), TO_DAYS(b) FROM t1;
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| TO_DAYS(a)	TO_DAYS(b)
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| NULL	NULL
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| Warnings:
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| Warning	1264	Out of range value for column 'a' at row 1
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| Warning	1264	Out of range value for column 'b' at row 1
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| DROP TABLE t1;
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| SET @@global.mysql56_temporal_format=DEFAULT;
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| set time_zone='Europe/Moscow';
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| set global mysql56_temporal_format=false;
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| create table t1 (a timestamp not null default now());
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| set timestamp=1288477526;
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| insert t1 values (null);
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| insert t1 values ();
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| set timestamp=1288481126;
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| insert t1 values (null);
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| insert t1 values ();
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| select a, unix_timestamp(a) from t1;
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| a	unix_timestamp(a)
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288481126
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| 2010-10-31 02:25:26	1288481126
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| set global mysql56_temporal_format=true;
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| select a, unix_timestamp(a) from t1;
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| a	unix_timestamp(a)
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288481126
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| 2010-10-31 02:25:26	1288481126
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| alter table t1 modify a timestamp;
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| select a, unix_timestamp(a) from t1;
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| a	unix_timestamp(a)
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288481126
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| 2010-10-31 02:25:26	1288481126
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| drop table t1;
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| set global mysql56_temporal_format=false;
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| create table t1 (a timestamp not null default now());
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| set timestamp=1288477526;
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| insert t1 values (null);
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| set timestamp=1288481126;
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| insert t1 values (null);
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| select a, unix_timestamp(a) from t1;
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| a	unix_timestamp(a)
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288481126
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| set global mysql56_temporal_format=true;
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| select a, unix_timestamp(a) from t1;
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| a	unix_timestamp(a)
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288481126
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| create table t2 (a timestamp);
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| insert t2 select a from t1;
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| select a, unix_timestamp(a) from t2;
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| a	unix_timestamp(a)
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| 2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:26	1288481126
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| drop table t1, t2;
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| set time_zone=DEFAULT;
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| #
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| # MDEV-13995 MAX(timestamp) returns a wrong result near DST change
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| #
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| SET global mysql56_temporal_format=false;
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| SET time_zone='+00:00';
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| CREATE TABLE t1 (a TIMESTAMP(0));
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| INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526)      /*summer time in Moscow*/);
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| INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526+3599) /*winter time in Moscow*/);
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| SET time_zone='Europe/Moscow';
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| SELECT a, COALESCE(a), UNIX_TIMESTAMP(a) FROM t1;
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| a	COALESCE(a)	UNIX_TIMESTAMP(a)
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| 2010-10-31 02:25:26	2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:25	2010-10-31 02:25:25	1288481125
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| SELECT MIN(a), UNIX_TIMESTAMP(MIN(a)) AS a FROM t1;
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| MIN(a)	a
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| 2010-10-31 02:25:26	1288477526
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| SELECT MAX(a), UNIX_TIMESTAMP(MAX(a)) AS a FROM t1;
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| MAX(a)	a
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| 2010-10-31 02:25:25	1288481125
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| SELECT t1.a, UNIX_TIMESTAMP(t1.a), t2.a, UNIX_TIMESTAMP(t2.a) FROM t1 t1, t1 t2 WHERE t1.a=t2.a;
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| a	UNIX_TIMESTAMP(t1.a)	a	UNIX_TIMESTAMP(t2.a)
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| 2010-10-31 02:25:26	1288477526	2010-10-31 02:25:26	1288477526
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| 2010-10-31 02:25:25	1288481125	2010-10-31 02:25:25	1288481125
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| ALTER TABLE t1 MODIFY a TIMESTAMP(1);
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| SELECT a, COALESCE(a), UNIX_TIMESTAMP(a) FROM t1;
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| a	COALESCE(a)	UNIX_TIMESTAMP(a)
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| 2010-10-31 02:25:26.0	2010-10-31 02:25:26.0	1288477526.0
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| 2010-10-31 02:25:25.0	2010-10-31 02:25:25.0	1288481125.0
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| SELECT MIN(a), UNIX_TIMESTAMP(MIN(a)) AS a FROM t1;
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| MIN(a)	a
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| 2010-10-31 02:25:26.0	1288477526.0
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| SELECT MAX(a), UNIX_TIMESTAMP(MAX(a)) AS a FROM t1;
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| MAX(a)	a
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| 2010-10-31 02:25:25.0	1288481125.0
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| SELECT t1.a, UNIX_TIMESTAMP(t1.a), t2.a, UNIX_TIMESTAMP(t2.a) FROM t1 t1, t1 t2 WHERE t1.a=t2.a;
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| a	UNIX_TIMESTAMP(t1.a)	a	UNIX_TIMESTAMP(t2.a)
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| 2010-10-31 02:25:26.0	1288477526.0	2010-10-31 02:25:26.0	1288477526.0
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| 2010-10-31 02:25:25.0	1288481125.0	2010-10-31 02:25:25.0	1288481125.0
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| DROP TABLE t1;
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| SET time_zone=DEFAULT;
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| SET global mysql56_temporal_format=true;
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| #
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| # MDEV-26765 UNIX_TIMESTAMP(CURRENT_TIME()) return null ?!?
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| #
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| SET old_mode=zero_date_time_cast;
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| SET @@time_zone='+00:00';
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| SET timestamp=1234567;
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| SELECT CURRENT_TIMESTAMP;
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| CURRENT_TIMESTAMP
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| 1970-01-15 06:56:07
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| SELECT UNIX_TIMESTAMP(CURRENT_TIME());
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| UNIX_TIMESTAMP(CURRENT_TIME())
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| NULL
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| Warnings:
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| Warning	1292	Truncated incorrect datetime value: '06:56:07'
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| SELECT UNIX_TIMESTAMP(TIME'06:56:07');
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| UNIX_TIMESTAMP(TIME'06:56:07')
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| NULL
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| Warnings:
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| Warning	1292	Truncated incorrect datetime value: '06:56:07'
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| SELECT UNIX_TIMESTAMP(TIME'10:20:30');
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| UNIX_TIMESTAMP(TIME'10:20:30')
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| NULL
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| Warnings:
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| Warning	1292	Truncated incorrect datetime value: '10:20:30'
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| CREATE OR REPLACE TABLE t1 (a TIME);
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| INSERT INTO t1 VALUES (TIME'06:56:07'),('10:20:30');
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| SELECT UNIX_TIMESTAMP(a) FROM t1 ORDER BY a;
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| UNIX_TIMESTAMP(a)
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| NULL
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| NULL
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| Warnings:
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| Warning	1264	Out of range value for column 'a' at row 1
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| Warning	1264	Out of range value for column 'a' at row 2
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| DROP TABLE t1;
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| SET @@time_zone=DEFAULT;
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| SET TIMESTAMP=DEFAULT;
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| #
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| # MDEV-31608 - Connector/NET fails to connect since 10.10
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| #
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| select count(*) > 0 from information_schema.collations where id IS NULL;
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| count(*) > 0
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| 1
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| SET old_mode=no_null_collation_ids;
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| select count(*) > 0 from information_schema.collations where id IS NULL;
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| count(*) > 0
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| 0
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