--source include/have_wsrep.inc --echo # --echo # wsrep_causal_reads --echo # --echo # save the initial values SET @wsrep_causal_reads_global_saved = @@global.wsrep_causal_reads; SET @wsrep_causal_reads_session_saved = @@session.wsrep_causal_reads; --echo # default SELECT @@global.wsrep_causal_reads; SELECT @@session.wsrep_causal_reads; --echo --echo # scope and valid values SET @@global.wsrep_causal_reads=OFF; SELECT @@global.wsrep_causal_reads; SET @@global.wsrep_causal_reads=ON; SELECT @@global.wsrep_causal_reads; SET @@session.wsrep_causal_reads=OFF; SELECT @@session.wsrep_causal_reads; SET @@session.wsrep_causal_reads=ON; SELECT @@session.wsrep_causal_reads; SET @@session.wsrep_causal_reads=default; SELECT @@session.wsrep_causal_reads; --echo --echo # invalid values --error ER_WRONG_VALUE_FOR_VAR SET @@global.wsrep_causal_reads=NULL; --error ER_WRONG_VALUE_FOR_VAR SET @@global.wsrep_causal_reads='junk'; --error ER_WRONG_VALUE_FOR_VAR SET @@session.wsrep_causal_reads=NULL; --error ER_WRONG_VALUE_FOR_VAR SET @@session.wsrep_causal_reads='junk'; --echo --echo # restore the initial values SET @@global.wsrep_causal_reads = @wsrep_causal_reads_global_saved; SET @@session.wsrep_causal_reads = @wsrep_causal_reads_session_saved; --echo # End of test