drop table if exists t1, t2, t3, t4; drop table if exists t1, t2, t3, t4; start slave; Got one of the listed errors start slave; ERROR HY000: Could not initialize master info structure; more error messages can be found in the MySQL error log change master to master_host='127.0.0.1',master_port=MASTER_PORT, master_user='root'; ERROR HY000: Could not initialize master info structure; more error messages can be found in the MySQL error log reset slave; change master to master_host='127.0.0.1',master_port=MASTER_PORT, master_user='root'; reset master; start slave; create temporary table temp_table (a char(80) not null); insert into temp_table values ("testing temporary tables"); create table t1 (s text); insert into t1 values('Could not break slave'),('Tried hard'); show slave status; Slave_IO_State 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 Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master # 127.0.0.1 root MASTER_PORT 60 master-bin.000001 556 # # master-bin.000001 Yes Yes # 0 0 556 # None 0 No # select * from t1; s Could not break slave Tried hard flush logs; create table t2(m int not null auto_increment primary key); insert into t2 values (34),(67),(123); flush logs; show binary logs; Log_name File_size master-bin.000001 600 master-bin.000002 371 master-bin.000003 106 create table t3 select * from temp_table; select * from t3; a testing temporary tables drop table temp_table, t3; insert into t2 values(1234); set insert_id=1234; insert into t2 values(NULL); set global sql_slave_skip_counter=1; start slave; purge master logs to 'master-bin.000002'; show master logs; Log_name File_size master-bin.000002 371 master-bin.000003 415 purge binary logs to 'master-bin.000002'; show binary logs; Log_name File_size master-bin.000002 371 master-bin.000003 415 purge master logs before now(); show binary logs; Log_name File_size master-bin.000003 415 insert into t2 values (65); show slave status; Slave_IO_State 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 Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master # 127.0.0.1 root MASTER_PORT 60 master-bin.000003 504 # # master-bin.000003 Yes Yes # 0 0 504 # None 0 No # select * from t2; m 34 65 67 123 1234 create temporary table temp_table (a char(80) not null); insert into temp_table values ("testing temporary tables part 2"); create table t3 (n int); select count(*) from t3 where n >= 4; count(*) 100 create table t4 select * from temp_table; show binary logs; Log_name File_size master-bin.000003 4193 master-bin.000004 4198 master-bin.000005 2040 show master status; File Position Binlog_Do_DB Binlog_Ignore_DB master-bin.000005 2040 select * from t4; a testing temporary tables part 2 show slave status; Slave_IO_State 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 Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master # 127.0.0.1 root MASTER_PORT 60 master-bin.000005 2040 # # master-bin.000005 Yes Yes # 0 0 2040 # None 0 No # lock tables t3 read; select count(*) from t3 where n >= 4; count(*) 100 unlock tables; drop table if exists t1,t2,t3,t4;