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206 lines
6.9 KiB
Text
206 lines
6.9 KiB
Text
create table t (a int) with system versioning;
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set @before= UNIX_TIMESTAMP(now(6));
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insert into t values (1);
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set @after= UNIX_TIMESTAMP(now(6));
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update t set a= 2;
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show global variables like 'system_versioning_asof';
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show variables like 'system_versioning_asof';
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select * from t;
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set system_versioning_asof= '2031-1-1 0:0:0';
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show variables like 'system_versioning_asof';
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select * from t;
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set system_versioning_asof= '2011-1-1 0:0:0';
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show variables like 'system_versioning_asof';
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select * from t;
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# global
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--error ER_WRONG_VALUE_FOR_VAR
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set global system_versioning_asof= 'alley';
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--error ER_WRONG_VALUE_FOR_VAR
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set global system_versioning_asof= null;
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--error ER_WRONG_TYPE_FOR_VAR
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set global system_versioning_asof= 1;
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--error ER_WRONG_TYPE_FOR_VAR
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set global system_versioning_asof= 1.1;
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--error ER_WRONG_VALUE_FOR_VAR
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set global system_versioning_asof= '2011-02-29 00:00';
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--error ER_WRONG_VALUE_FOR_VAR
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set global system_versioning_asof= '2011-02-28 24:00';
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--error ER_WRONG_VALUE_FOR_VAR
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set global system_versioning_asof= '2011-00-28 00:00';
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--error ER_WRONG_VALUE_FOR_VAR
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set global system_versioning_asof= '0000-00-00 00:00';
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# session
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--error ER_WRONG_VALUE_FOR_VAR
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set system_versioning_asof= 'alley';
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--error ER_WRONG_VALUE_FOR_VAR
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set system_versioning_asof= null;
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--error ER_WRONG_TYPE_FOR_VAR
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set system_versioning_asof= 1;
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--error ER_WRONG_TYPE_FOR_VAR
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set system_versioning_asof= 1.1;
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--error ER_WRONG_VALUE_FOR_VAR
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set system_versioning_asof= '2011-02-29 00:00';
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--error ER_WRONG_VALUE_FOR_VAR
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set system_versioning_asof= '2011-02-28 24:00';
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--error ER_WRONG_VALUE_FOR_VAR
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set system_versioning_asof= '2011-00-28 00:00';
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--error ER_WRONG_VALUE_FOR_VAR
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set system_versioning_asof= '0000-00-00 00:00';
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--echo # GLOBAL @@system_versioning_asof
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set global system_versioning_asof= '1991-11-11 11:11:11.1111119';
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show global variables like 'system_versioning_asof';
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set global system_versioning_asof= '1990-01-01 00:00:00';
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show global variables like 'system_versioning_asof';
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--enable_prepare_warnings
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set global system_versioning_asof= timestamp'1991-11-11 11:11:11.1111119';
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--disable_prepare_warnings
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show global variables like 'system_versioning_asof';
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set @ts= timestamp'1990-01-01 00:00:00';
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set global system_versioning_asof= @ts;
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show global variables like 'system_versioning_asof';
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set global system_versioning_asof= default;
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select @@global.system_versioning_asof;
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--echo # SESSION @@system_versioning_asof
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set system_versioning_asof= '1991-11-11 11:11:11.1111119';
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show variables like 'system_versioning_asof';
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set system_versioning_asof= '1990-01-01 00:00:00';
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show variables like 'system_versioning_asof';
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--enable_prepare_warnings
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set system_versioning_asof= timestamp'1991-11-11 11:11:11.1111119';
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--disable_prepare_warnings
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show variables like 'system_versioning_asof';
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set @ts= timestamp'1990-01-01 00:00:00';
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set system_versioning_asof= @ts;
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show variables like 'system_versioning_asof';
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--echo # DEFAULT: value is copied from GLOBAL to SESSION
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set global time_zone= "+03:00";
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set time_zone= "+10:00";
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set global system_versioning_asof= timestamp'1991-11-11 11:11:11.111111';
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set system_versioning_asof= '1990-01-01 00:00:00';
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select @@global.system_versioning_asof != @@system_versioning_asof as different;
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set system_versioning_asof= default;
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select @@global.system_versioning_asof != @@system_versioning_asof as different;
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set global system_versioning_asof= default;
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select @@global.system_versioning_asof = @@system_versioning_asof as equal;
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set global time_zone= DEFAULT;
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set time_zone= DEFAULT;
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set global system_versioning_asof= DEFAULT;
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set system_versioning_asof= DEFAULT;
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select @@global.system_versioning_asof, @@system_versioning_asof;
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select * from t for system_time all;
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select * from t;
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select * from t for system_time as of timestamp current_timestamp(6);
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select * from t for system_time all;
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select * from t for system_time from '1970-01-01 00:00' to current_timestamp(6);
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select * from t for system_time between '1970-01-01 00:00' and current_timestamp(6);
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-- echo # MDEV-16026: Global system_versioning_asof must not be used if client sessions can have non-default time zone
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-- echo # changing time zone should not abuse `system_versioning_asof`
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set session time_zone = '+10:00';
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set global system_versioning_asof = '1999-09-08 00:00:00.000000';
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show global variables like 'system_versioning_asof';
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set session time_zone = '+03:00';
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show global variables like 'system_versioning_asof';
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set session time_zone = '+03:00';
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set session system_versioning_asof = '2000-09-08 00:00:00.000000';
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show session variables like 'system_versioning_asof';
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set session time_zone = '+10:00';
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show session variables like 'system_versioning_asof';
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-- echo # global and local time zones should not interfere
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show global variables like 'system_versioning_asof';
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set time_zone= "+10:00";
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set system_versioning_asof= FROM_UNIXTIME(@before);
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select * from t as empty;
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set system_versioning_asof= FROM_UNIXTIME(@after);
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select * from t as nonempty;
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set time_zone= "+03:00";
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set system_versioning_asof= FROM_UNIXTIME(@before);
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select * from t as empty;
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set system_versioning_asof= FROM_UNIXTIME(@after);
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select * from t as nonempty;
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--echo # MDEV-16481: set global system_versioning_asof=sf() crashes in specific case
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--echo # Using global variable inside a stored function should not crash
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create or replace function now_global() returns timestamp
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return CONVERT_TZ(now(), @@session.time_zone, @@global.time_zone);
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set global system_versioning_asof= now_global();
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drop function now_global;
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set global time_zone= "SYSTEM";
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set time_zone= "SYSTEM";
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set global system_versioning_asof= default;
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set system_versioning_asof= default;
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show status like "Feature_system_versioning";
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drop table t;
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--echo #
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--echo # MDEV-22906 Disallow system_versioning_asof in DML
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--echo #
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create or replace table t1 (x int) with system versioning;
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create or replace table t2 (y int);
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insert into t1 values (1);
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insert into t2 values (1);
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set system_versioning_asof= '1970-01-02 00:00:00';
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delete t1, t2 from t1 join t2 where t1.x = t2.y;
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select * from t1 for system_time as of timestamp now(6);
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insert into t1 values (1);
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insert into t2 values (1);
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update t1, t2 set x= 2, y= 2 where x = y;
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select * from t1 for system_time as of timestamp now(6);
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replace t2 select x + 1 from t1;
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select * from t2;
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insert t2 select x + 2 from t1;
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select * from t2;
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drop tables t1, t2;
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--echo #
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--echo # MDEV-16991 Rounding vs truncation for TIME, DATETIME, TIMESTAMP
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--echo #
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SET sql_mode=TIME_ROUND_FRACTIONAL;
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--enable_prepare_warnings
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SET @@global.system_versioning_asof= timestamp'2001-12-31 23:59:59.9999999';
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--disable_prepare_warnings
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SELECT @@global.system_versioning_asof;
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SET @@global.system_versioning_asof= DEFAULT;
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--echo #
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--echo # MDEV-23562 Assertion `time_type == MYSQL_TIMESTAMP_DATETIME' failed upon SELECT from versioned table
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--echo #
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CREATE TABLE t1 (a INT) WITH SYSTEM VERSIONING;
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SET system_versioning_asof= DATE(NOW());
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SELECT * FROM t1;
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DROP TABLE t1;
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SET system_versioning_asof= DEFAULT;
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--echo # End of 10.4 tests
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