MySQL uses binary logs to recover data two ways
If the MySQL server has binary logs enabled, you can use the MySQL tutorial Binlog tool to recover data starting at a specified point in time (for example, from your last backup) until now or another
Mysql log file usage and data recovery bitsCN.com
Use and data recovery of mysql log files
I. mysql log type
MYSQL has different types of log files (each storing different types of logs), from which you can query what MYSQL has done and manage
Mysql Log File Usage and data recovery I. mysql Log types MYSQL has different types of log files (each storing different types of logs ), from these, you can find out what MYSQL has done. For MYSQL management, these log files are indispensable. 1.
MySQL uses binary logs to restore data using the mysqlbinlog tool. you can refer to the MySQL help manual. It has detailed usage,
In this example, the focus is on the use of the -- start-position parameter and -- stop-position parameter.
· --
For the use of the mysqlbinlog tool, you can refer to the MySQL help manual. It has detailed usage,
In this example, the focus is on the use of the -- start-position parameter and -- stop-position parameter.
· -- Start-position = N
Read from the
Slow query log: all SQL statements that run longer than long_query_time in MySQL slow query log records help you find slow SQL statements, so that we can optimize these SQL statements. Slow query log configuration: by default, mysql does not enable
MySQL log-slow query log (slow-query-log)Slow query log: All SQL statements that run longer than long_query_time in MySQL slow query log records help you find slow SQL statements, so that we can optimize these SQL statements. Slow query log
The binlog of mysql database is garbled as follows: BINLOG 'logs + UpA. if-v
We found that the binlog of # wiki/1160.html "target =" _ blank "> mysql database is garbled, as shown below:
Mysql uses binlog incremental backup to restore the instance bitsCN.com
Mysql uses binlog incremental backup to restore an instance
I. What is incremental backup?
Incremental backup backs up new data. If you have 10 GB of data in a database, you
Mysqlbinlog parsing binlog garbled issue decryption
The binlog of mysql database is garbled as follows: Binlog'Ixzqvhniaaaalqaaagcbaaaaahoaaaaaeabhrlc3qaano0aaedaabuocnyIxzqvh5iaaaakaaaai8baaaaahoaaaaaeaagab // 4 BAAAAcu + UpA =. If you use-v to
MySQL uses Binlog incremental backup to restore instancesZhang Ying published in 2010-09-29Category directory: MySQLOne, what is incremental backupAn incremental backup is a backup of the newly added data. If you have a database, 10G of data, every
Full practices of mysql backup and recovery 1. Environment Settings between backup databases 1. Create Database test1, create table tt Insert the following data mysqlcreatedatabasetest1; QueryOK, 1rowaffected ..
Full practices of mysql backup and
MySQL slow query log and MySQL Log
MySQL has a log called slow query log, which is mainly used to record time-consuming query operations.
. Through this log, we can analyze which operations affect performance, and we need
Some optimization
The complete practice of MySQL backup and recovery
One, backing up the environment settings between databases
1, create the database test1, create the table TT Insert the following data
mysql> Create database test1;
Query OK, 1 row affected (0.0
In any database, there are a variety of logs. MySQL is no exception, there are 4 different logs, error logs, binary logs, query logs, and slow query logs in MySQL. These logs record the different aspects of the MySQL database. These 4 different log
In mysqlbinlog, the event -- hexdump is interpreted in the binlog file. Sometimes the standard time that is printed out is not enough to determine a problem. Sometimes there is a special number, you cannot understand the meaning of the specific
MySQL slow query analysis bitsCN.com
MySQL slow query analysis is essential for optimizing database slow query statements when we perform systematic optimization, especially for e-commerce-type severe MYSQL applications. Let's take a look at how to
MySQL database recovery (using mysqlbinlog command) bitsCN. com1: enable binlog logging
Modify the mysql configuration file mysql. ini and add it under the [mysqld] node.
# Log-bin
Log-bin = E:/log/logbin. log
Do not include Chinese characters
Editor's note:IIS 6.0 has a new feature called "isolated working processes. This feature allows you to check the process to be recycled before it is terminated. Isolated working processes can be used to attach a debugProgramGenerate a dump file for
MySQL Slow Query Log (Slow Query Log), mysqlslow
Like most relational databases, log files are an important part of MySQL databases. MySQL has several different log files, such as error log files, binary logs, common logs, and slow query logs. These
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