# # wsrep_dirty_reads # # save the initial value SET @wsrep_dirty_reads_session_saved = @@session.wsrep_dirty_reads; # default SELECT @@global.wsrep_dirty_reads; @@global.wsrep_dirty_reads 0 SELECT @@session.wsrep_dirty_reads; @@session.wsrep_dirty_reads 0 # valid values for session SET @@session.wsrep_dirty_reads=OFF; SELECT @@session.wsrep_dirty_reads; @@session.wsrep_dirty_reads 0 SET @@session.wsrep_dirty_reads=ON; SELECT @@session.wsrep_dirty_reads; @@session.wsrep_dirty_reads 1 SET @@session.wsrep_dirty_reads=default; SELECT @@session.wsrep_dirty_reads; @@session.wsrep_dirty_reads 0 # valid values for global SET @@global.wsrep_dirty_reads=OFF; SELECT @@global.wsrep_dirty_reads; @@global.wsrep_dirty_reads 0 SET @@global.wsrep_dirty_reads=ON; SELECT @@global.wsrep_dirty_reads; @@global.wsrep_dirty_reads 1 SET @@global.wsrep_dirty_reads=default; SELECT @@global.wsrep_dirty_reads; @@global.wsrep_dirty_reads 0 # invalid values SET @@session.wsrep_dirty_reads=NULL; ERROR 42000: Variable 'wsrep_dirty_reads' can't be set to the value of 'NULL' SET @@session.wsrep_dirty_reads='junk'; ERROR 42000: Variable 'wsrep_dirty_reads' can't be set to the value of 'junk' SET @@global.wsrep_dirty_reads=NULL; ERROR 42000: Variable 'wsrep_dirty_reads' can't be set to the value of 'NULL' SET @@global.wsrep_dirty_reads='junk'; ERROR 42000: Variable 'wsrep_dirty_reads' can't be set to the value of 'junk' # restore the initial values SET @@session.wsrep_dirty_reads = @wsrep_dirty_reads_session_saved; # End of test