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SQL: sysvar versioning_asof_timestamp [fixes #292, #279]

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This commit is contained in:
Aleksey Midenkov
2017-10-22 20:23:16 +03:00
parent a86d6bad54
commit c9520cb0c4
9 changed files with 199 additions and 226 deletions
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126
mysql-test/suite/versioning/r/sysvars.result
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@@ -1,32 +1,32 @@
create table t (a int) with system versioning;
insert into t values (1);
update t set a= 2;
show global variables like 'versioning_current_timestamp';
show global variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp NOW
show variables like 'versioning_current_timestamp';
versioning_asof_timestamp CURRENT
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp NOW
versioning_asof_timestamp CURRENT
select * from t;
a
2
set versioning_current_timestamp = '2031-1-1 0:0:0';
show variables like 'versioning_current_timestamp';
set versioning_asof_timestamp= '2031-1-1 0:0:0';
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp 2031-01-01 00:00:00.000000
versioning_asof_timestamp 2031-01-01 00:00:00.000000
select * from t;
a
2
set versioning_current_timestamp = '2011-1-1 0:0:0';
show variables like 'versioning_current_timestamp';
set versioning_asof_timestamp= '2011-1-1 0:0:0';
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp 2011-01-01 00:00:00.000000
versioning_asof_timestamp 2011-01-01 00:00:00.000000
select * from t;
a
set versioning_current_timestamp = 'all';
show variables like 'versioning_current_timestamp';
set versioning_asof_timestamp= ALL;
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp ALL
versioning_asof_timestamp ALL
select * from t;
a
2
@@ -41,62 +41,68 @@ select * from (select * from t) as tt;
a
2
1
set global versioning_current_timestamp= 'alley';
ERROR 42000: Variable 'versioning_current_timestamp' can't be set to the value of 'alley'
set global versioning_current_timestamp= null;
ERROR 42000: Variable 'versioning_current_timestamp' can't be set to the value of 'NULL'
set global versioning_current_timestamp= 1;
ERROR 42000: Incorrect argument type to variable 'versioning_current_timestamp'
set global versioning_current_timestamp= 1.1;
ERROR 42000: Incorrect argument type to variable 'versioning_current_timestamp'
set versioning_current_timestamp= 'alley';
ERROR 42000: Variable 'versioning_current_timestamp' can't be set to the value of 'alley'
set versioning_current_timestamp= null;
ERROR 42000: Variable 'versioning_current_timestamp' can't be set to the value of 'NULL'
set versioning_current_timestamp= 1;
ERROR 42000: Incorrect argument type to variable 'versioning_current_timestamp'
set versioning_current_timestamp= 1.1;
ERROR 42000: Incorrect argument type to variable 'versioning_current_timestamp'
set global versioning_current_timestamp= '1911-11-11 11:11:11.1111119';
show global variables like 'versioning_current_timestamp';
Variable_name Value
versioning_current_timestamp 1911-11-11 11:11:11.111111
set global versioning_current_timestamp= '1900-01-01 00:00:00';
show global variables like 'versioning_current_timestamp';
Variable_name Value
versioning_current_timestamp 1900-01-01 00:00:00.000000
set global versioning_current_timestamp= timestamp'1911-11-11 11:11:11.1111119';
set global versioning_asof_timestamp= 'alley';
ERROR 42000: Variable 'versioning_asof_timestamp' can't be set to the value of 'alley'
set global versioning_asof_timestamp= null;
ERROR 42000: Variable 'versioning_asof_timestamp' can't be set to the value of 'NULL'
set global versioning_asof_timestamp= 1;
ERROR 42000: Incorrect argument type to variable 'versioning_asof_timestamp'
set global versioning_asof_timestamp= 1.1;
ERROR 42000: Incorrect argument type to variable 'versioning_asof_timestamp'
set versioning_asof_timestamp= 'alley';
ERROR 42000: Variable 'versioning_asof_timestamp' can't be set to the value of 'alley'
set versioning_asof_timestamp= null;
ERROR 42000: Variable 'versioning_asof_timestamp' can't be set to the value of 'NULL'
set versioning_asof_timestamp= 1;
ERROR 42000: Incorrect argument type to variable 'versioning_asof_timestamp'
set versioning_asof_timestamp= 1.1;
ERROR 42000: Incorrect argument type to variable 'versioning_asof_timestamp'
set global versioning_asof_timestamp= '1911-11-11 11:11:11.1111119';
Warnings:
Note 1292 Truncated incorrect datetime value: '1911-11-11 11:11:11.1111119'
show global variables like 'versioning_current_timestamp';
Note 1292 Truncated incorrect datetime value: '1911-11-11 11:11:11.1111119'
show global variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp 1911-11-11 11:11:11.111111
set @ts= timestamp'1900-01-01 00:00:00';
set global versioning_current_timestamp= @ts;
show global variables like 'versioning_current_timestamp';
versioning_asof_timestamp 1911-11-11 11:11:11.111111
set global versioning_asof_timestamp= '1900-01-01 00:00:00';
show global variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp 1900-01-01 00:00:00.000000
set versioning_current_timestamp= '1911-11-11 11:11:11.1111119';
show variables like 'versioning_current_timestamp';
Variable_name Value
versioning_current_timestamp 1911-11-11 11:11:11.111111
set versioning_current_timestamp= '1900-01-01 00:00:00';
show variables like 'versioning_current_timestamp';
Variable_name Value
versioning_current_timestamp 1900-01-01 00:00:00.000000
set versioning_current_timestamp= timestamp'1911-11-11 11:11:11.1111119';
versioning_asof_timestamp 1900-01-01 00:00:00.000000
set global versioning_asof_timestamp= timestamp'1911-11-11 11:11:11.1111119';
Warnings:
Note 1292 Truncated incorrect datetime value: '1911-11-11 11:11:11.1111119'
show variables like 'versioning_current_timestamp';
show global variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp 1911-11-11 11:11:11.111111
versioning_asof_timestamp 1911-11-11 11:11:11.111111
set @ts= timestamp'1900-01-01 00:00:00';
set versioning_current_timestamp= @ts;
show variables like 'versioning_current_timestamp';
set global versioning_asof_timestamp= @ts;
show global variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_current_timestamp 1900-01-01 00:00:00.000000
set global versioning_current_timestamp= 'now';
set versioning_current_timestamp= 'now';
versioning_asof_timestamp 1900-01-01 00:00:00.000000
set versioning_asof_timestamp= '1911-11-11 11:11:11.1111119';
Warnings:
Note 1292 Truncated incorrect datetime value: '1911-11-11 11:11:11.1111119'
Note 1292 Truncated incorrect datetime value: '1911-11-11 11:11:11.1111119'
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_asof_timestamp 1911-11-11 11:11:11.111111
set versioning_asof_timestamp= '1900-01-01 00:00:00';
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_asof_timestamp 1900-01-01 00:00:00.000000
set versioning_asof_timestamp= timestamp'1911-11-11 11:11:11.1111119';
Warnings:
Note 1292 Truncated incorrect datetime value: '1911-11-11 11:11:11.1111119'
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_asof_timestamp 1911-11-11 11:11:11.111111
set @ts= timestamp'1900-01-01 00:00:00';
set versioning_asof_timestamp= @ts;
show variables like 'versioning_asof_timestamp';
Variable_name Value
versioning_asof_timestamp 1900-01-01 00:00:00.000000
set global versioning_asof_timestamp= CURRENT;
set versioning_asof_timestamp= CURRENT;
show variables where variable_name = "versioning_hide";
Variable_name Value
versioning_hide IMPLICIT