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59 lines
1.6 KiB
Plaintext
59 lines
1.6 KiB
Plaintext
#
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# 2011-08-01 Added
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#
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--source include/have_innodb.inc
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SET @start_global_value = @@global.innodb_rollback_segments;
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SELECT @start_global_value;
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#
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# exists as global only
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#
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--echo Valid values are zero or above
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SELECT @@global.innodb_rollback_segments >=0;
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SELECT @@global.innodb_rollback_segments <=128;
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SELECT @@global.innodb_rollback_segments;
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--error ER_INCORRECT_GLOBAL_LOCAL_VAR
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SELECT @@session.innodb_rollback_segments;
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SHOW global variables LIKE 'innodb_rollback_segments';
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SHOW session variables LIKE 'innodb_rollback_segments';
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SELECT * FROM information_schema.global_variables
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WHERE variable_name='innodb_rollback_segments';
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SELECT * FROM information_schema.session_variables
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WHERE variable_name='innodb_rollback_segments';
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#
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# show that it's writable
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#
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SET global innodb_rollback_segments=100;
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SELECT @@global.innodb_rollback_segments;
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SELECT * FROM information_schema.global_variables
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WHERE variable_name='innodb_rollback_segments';
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SELECT * FROM information_schema.session_variables
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WHERE variable_name='innodb_rollback_segments';
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--error ER_GLOBAL_VARIABLE
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SET session innodb_rollback_segments=1;
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#
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# incorrect types
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#
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--error ER_WRONG_TYPE_FOR_VAR
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SET global innodb_rollback_segments=1.1;
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--error ER_WRONG_TYPE_FOR_VAR
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SET global innodb_rollback_segments=1e1;
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--error ER_WRONG_TYPE_FOR_VAR
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SET global innodb_rollback_segments="foo";
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SET global innodb_rollback_segments=-7;
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SELECT @@global.innodb_rollback_segments;
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SELECT * FROM information_schema.global_variables
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WHERE variable_name='innodb_rollback_segments';
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#
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# cleanup
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#
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SET @@global.innodb_rollback_segments = @start_global_value;
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SELECT @@global.innodb_rollback_segments;
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