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47d8001c67
Added a SESSION-only system variable "wsrep_dirty_reads" to allow SELECT queries to pass even when the node is not prepared to accept queries (wsrep_ready=OFF). Added a test case.
36 lines
874 B
Plaintext
36 lines
874 B
Plaintext
--source include/have_wsrep.inc
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--echo #
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--echo # wsrep_dirty_reads
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--echo #
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--echo # save the initial value
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SET @wsrep_dirty_reads_session_saved = @@session.wsrep_dirty_reads;
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--echo # default
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--error ER_INCORRECT_GLOBAL_LOCAL_VAR
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SELECT @@global.wsrep_dirty_reads;
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SELECT @@session.wsrep_dirty_reads;
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--echo
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--echo # scope and valid values
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SET @@session.wsrep_dirty_reads=OFF;
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SELECT @@session.wsrep_dirty_reads;
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SET @@session.wsrep_dirty_reads=ON;
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SELECT @@session.wsrep_dirty_reads;
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SET @@session.wsrep_dirty_reads=default;
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SELECT @@session.wsrep_dirty_reads;
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--echo
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--echo # invalid values
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--error ER_WRONG_VALUE_FOR_VAR
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SET @@session.wsrep_dirty_reads=NULL;
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--error ER_WRONG_VALUE_FOR_VAR
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SET @@session.wsrep_dirty_reads='junk';
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--echo
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--echo # restore the initial values
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SET @@session.wsrep_dirty_reads = @wsrep_dirty_reads_session_saved;
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--echo # End of test
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