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2025-01-15 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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The following example demonstrates reinitializing individual tables on slave, such as test01 and test02.
1. Stop slave replication
Click (here) to collapse or open
Mysql > stop slave
Query OK, 0 rows affected (0.02 sec) 2. Export this table in master and record the synchronized binlog and POS points
Mysqldump-uroot-pmysql-Q-single-- master-data=2 test test01 test02 > test_01_test_02.sql
3. Check the test_01_test_02.sql file to find the recorded binlog and POS points
MASTER_LOG_FILE='mysql-bin.000003', MASTER_LOG_POS=3407
4. Copy test_01_test_02.sql to slave and point to change master.
Click (here) to collapse or open
Mysql > start slave until master_log_file='mysql-bin.000003', MASTER_LOG_POS=3407
Query OK, 0 rows affected, 1 warning (0.01 sec) until sql_ thread is NO, all synchronization errors can be skipped, and can be skipped with the following command:
Stop slave
Set global sql_slave_skip_counter=1
Start slave
5. Import on slave
Click (here) to collapse or open
Mysql > source / mysql/dump/test_01_test_02.sql
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.04 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.04 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 6 rows affected (0.01sec)
Records: 6 Duplicates: 0 Warnings: 0
Query OK, 0 rows affected (0.01 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.06 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.07 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 6 rows affected (0.01sec)
Records: 6 Duplicates: 0 Warnings: 0
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec) 6. After the import is completed, you can enable synchronization.
Click (here) to collapse or open
Mysql > start slave
Query OK, 0 rows affected (0.01 sec)
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