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################################################################################ # Validate that conflicts between transactions with huge number of changed rows # are detected. # # Test: # 0. The test requires two servers: M1 and M2. # 1. Create a table on server1 and insert 71000 rows on it. # 2. Assert that a conflict between a huge transaction, one that # does change all table rows, and a small transaction is # detected. # 3. Assert that the remote transaction was the applied on both # members. # 4. Clean up. ################################################################################ --source include/not_valgrind.inc --source include/big_test.inc --source include/have_debug_sync.inc --source ../inc/have_group_replication_plugin.inc --source ../inc/group_replication.inc --echo --echo ############################################################ --echo # Create a table on server1 and insert 71000 rows on it. --let $rpl_connection_name= server1 --source include/rpl_connection.inc CREATE TABLE t1(id INT PRIMARY KEY, balance INT); --let $trx= 71000 --disable_query_log BEGIN; while($trx) { --eval INSERT INTO t1 VALUES($trx, 0) --dec $trx } COMMIT; --enable_query_log --let $slave_timeout= 1800 --source include/rpl_sync.inc --echo --echo ############################################################ --echo # Assert that a conflict between a huge transaction, one that --echo # does change all table rows, and a small transaction is --echo # detected. --let $local_server_connection1=server_1 --let $local_server_connection2=server1 --let $remote_server_connection=server2 --let $local_transaction=UPDATE t1 SET balance=1000 --let $remote_transaction=UPDATE t1 SET balance=200 WHERE id>70000 AND id<70100 --let $conflict_test=1 --source ../inc/gr_parallel_local_and_remote_transactions.inc --echo --echo ############################################################ --echo # Assert that the remote transaction was the applied on both --echo # members. --let $rpl_connection_name= server1 --source include/rpl_connection.inc --let $assert_text= 'There are 0 rows with value 1000 in table t1' --let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.balance=1000, count, 1] = 0 --source include/assert.inc --let $assert_text= 'There are 70901 rows with value 0 in table t1' --let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.balance=0 AND (id<=70000 OR id>=70100), count, 1] = 70901 --source include/assert.inc --let $assert_text= 'There are 99 rows with value 200 in table t1' --let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.balance=200 AND id>70000 AND id<70100, count, 1] = 99 --source include/assert.inc --let $diff_tables= server1:test.t1, server2:test.t1 --source include/diff_tables.inc --echo --echo ############################################################ --echo # Clean up. DROP TABLE t1; --source ../inc/group_replication_end.inc