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slave start;
Could not initialize master info structure, check permisions on master.info
slave start;
Could not initialize master info structure, check permisions on master.info
change master to master_host='127.0.0.1',master_port=MASTER_PORT,
master_user='root';
Could not initialize master info
reset slave;
change master to master_host='127.0.0.1',master_port=MASTER_PORT,
master_user='root';
reset master;
slave start;
drop table if exists t1;
create table t1 (s text);
insert into t1 values('Could not break slave'),('Tried hard');
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
127.0.0.1 root MASTER_PORT 60 master-bin.001 234 mysql-relay-bin.001 275 master-bin.001 Yes Yes 0 0 234
select * from t1;
s
Could not break slave
Tried hard
flush logs;
drop table if exists t2;
create table t2(m int not null auto_increment primary key);
insert into t2 values (34),(67),(123);
flush logs;
show master logs;
Log_name
master-bin.001
master-bin.002
master-bin.003
insert into t2 values(1234);
set insert_id=1234;
insert into t2 values(NULL);
slave stop;
set sql_slave_skip_counter=1;
slave start;
purge master logs to 'master-bin.003';
show master logs;
Log_name
master-bin.003
insert into t2 values (65);
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
127.0.0.1 root MASTER_PORT 60 master-bin.003 155 mysql-relay-bin.001 793 master-bin.003 Yes Yes 0 0 155
select * from t2;
m
34
65
67
123
1234
drop table if exists t3;
create table t3 (n int);
show master logs;
Log_name
master-bin.003
master-bin.004
master-bin.005
master-bin.006
show master status;
File Position Binlog_do_db Binlog_ignore_db
master-bin.006 445
slave stop;
slave start;
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
127.0.0.1 root MASTER_PORT 60 master-bin.006 445 mysql-relay-bin.004 1312 master-bin.006 Yes Yes 0 0 445
lock tables t3 read;
select count(*) from t3 where n >= 4;
count(*)
100
unlock tables;
drop table if exists t1,t2,t3;
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