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slave stop;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
reset master;
reset slave;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
slave start;
select get_lock("a",5);
get_lock("a",5)
1
create table t1(n int);
insert into t1 values(1+get_lock("a",15)*0);
insert into t1 values(2);
stop slave;
select * from t1;
n
1
show slave status;
Master_Host Master_User Master_Port Connect_retry Master_Log_File Read_Master_Log_Pos Relay_Log_File Relay_Log_Pos Relay_Master_Log_File Slave_IO_Running Slave_SQL_Running Replicate_do_db Replicate_ignore_db Last_errno Last_error Skip_counter Exec_master_log_pos Relay_log_space
127.0.0.1 root MASTER_MYPORT 1 master-bin.001 273 slave-relay-bin.002 255 master-bin.001 No No 0 0 214 314
change master to master_user='root';
show slave status;
Master_Host Master_User Master_Port Connect_retry Master_Log_File Read_Master_Log_Pos Relay_Log_File Relay_Log_Pos Relay_Master_Log_File Slave_IO_Running Slave_SQL_Running Replicate_do_db Replicate_ignore_db Last_errno Last_error Skip_counter Exec_master_log_pos Relay_log_space
127.0.0.1 root MASTER_MYPORT 1 master-bin.001 214 slave-relay-bin.001 4 master-bin.001 No No 0 0 214 4
select release_lock("a");
release_lock("a")
1
start slave;
select * from t1;
n
1
2
drop table t1;
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