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############################################################################### # Variable Name: binlog_transaction_dependency_tracking # Scope: global # Access Type: dynamic # Data Type: enum # # Description: Test Cases of Dynamic System Variable # "binlog_transaction_dependency_history_size" that checks # behavior of this variable in the following ways # * Scope & Access type # * Valid & Default value # * Invalid values # * Dependency on transaction_write_set_extraction # # Reference: WL#9556 ############################################################################### --source include/not_embedded.inc --source include/have_binlog_format_row.inc # Save initial value --let $saved_binlog_transaction_dependency_tracking= `SELECT @@global.binlog_transaction_dependency_tracking` --let $saved_transaction_write_set_extraction= `SELECT @@global.transaction_write_set_extraction` # Set initial values to test further SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER'; SET GLOBAL transaction_write_set_extraction= 'XXHASH64'; # # Scope: Global only # SELECT COUNT(@@GLOBAL.binlog_transaction_dependency_tracking); --error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@SESSION.binlog_transaction_dependency_tracking); --disable_warnings SELECT VARIABLE_NAME FROM performance_schema.global_variables WHERE VARIABLE_NAME='binlog_transaction_dependency_tracking'; SELECT VARIABLE_NAME FROM performance_schema.session_variables WHERE variable_name='binlog_transaction_dependency_tracking'; --enable_warnings # # Access Type: Dynamic # SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER'; --let $assert_text= 'binlog_transaction_dependency_tracking is a dynamic variable' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER" --source include/assert.inc # # Valid values and Default value # SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER'; --let $assert_text= 'binlog_transaction_dependency_tracking should be COMMIT_ORDER' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER" --source include/assert.inc SET GLOBAL binlog_transaction_dependency_tracking= 0; --let $assert_text= 'binlog_transaction_dependency_tracking should be COMMIT_ORDER' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER" --source include/assert.inc SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET'; --let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET" --source include/assert.inc SET GLOBAL binlog_transaction_dependency_tracking= 1; --let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET" --source include/assert.inc SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET_SESSION'; --let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET_SESSION' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET_SESSION" --source include/assert.inc SET GLOBAL binlog_transaction_dependency_tracking= 2; --let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET_SESSION' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET_SESSION" --source include/assert.inc SET GLOBAL binlog_transaction_dependency_tracking= DEFAULT; --let $assert_text= 'binlog_transaction_dependency_tracking should be COMMIT_ORDER' --let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER" --source include/assert.inc # # Invalid values # --error ER_WRONG_VALUE_FOR_VAR SET GLOBAL binlog_transaction_dependency_tracking= NULL; --error ER_WRONG_VALUE_FOR_VAR SET GLOBAL binlog_transaction_dependency_tracking= ''; --error ER_WRONG_TYPE_FOR_VAR SET GLOBAL binlog_transaction_dependency_tracking= 1.0; --error ER_WRONG_VALUE_FOR_VAR SET GLOBAL binlog_transaction_dependency_tracking= 'GARBAGE'; --error ER_WRONG_VALUE_FOR_VAR SET GLOBAL binlog_transaction_dependency_tracking= ON; --error ER_WRONG_VALUE_FOR_VAR SET GLOBAL binlog_transaction_dependency_tracking= OFF; --error ER_WRONG_VALUE_FOR_VAR SET GLOBAL binlog_transaction_dependency_tracking= 3; --echo Expect value still set to "COMMIT_ORDER" SELECT @@global.binlog_transaction_dependency_tracking; # # Test usage: Dependency on transaction_write_set_extraction # --echo Case1 a): "When binlog_transaction_dependency_tracking != COMMIT_ORDER, --echo transaction_write_set_extraction cannot be changed." SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET'; --error ER_WRONG_USAGE SET GLOBAL transaction_write_set_extraction= OFF; --error ER_WRONG_USAGE SET GLOBAL transaction_write_set_extraction= MURMUR32; --echo Expect value still set to XXHASH64 SELECT @@global.transaction_write_set_extraction; --echo Case1 b): "When binlog_transaction_dependency_tracking != COMMIT_ORDER, --echo transaction_write_set_extraction cannot be changed." SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET_SESSION'; --error ER_WRONG_USAGE SET GLOBAL transaction_write_set_extraction= OFF; --error ER_WRONG_USAGE SET GLOBAL transaction_write_set_extraction= MURMUR32; --echo Expect value still set to XXHASH64 SELECT @@global.transaction_write_set_extraction; --echo Case2: "When transaction_write_set_extraction = OFF, --echo binlog_transaction_dependency_tracking cannot be set to WRITESET%" SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER'; SET GLOBAL transaction_write_set_extraction= OFF; --error ER_WRONG_USAGE SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET'; --error ER_WRONG_USAGE SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET_SESSION'; --echo Expect value still set to COMMIT_ORDER SELECT @@global.binlog_transaction_dependency_tracking; SET GLOBAL transaction_write_set_extraction= XXHASH64; # Clean up --disable_query_log --eval SET GLOBAL binlog_transaction_dependency_tracking= '$saved_binlog_transaction_dependency_tracking'; --eval SET GLOBAL transaction_write_set_extraction= '$saved_transaction_write_set_extraction'; --enable_query_log