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How do I read a MySQL BinLog file?
You can use mysqlbinlog to read binary log files directly and apply them to the local MySQL server. You can also read binary logs from a remote server by using the –read-from-remote-server option. To read remote binary logs, the connection parameter options can be given to indicate how to connect to the server.
What is MySQL BinLog used for?
Introduction To MySQL BinLogs In MySQL, the changes that occur within the database are logged simultaneously. The MySQL BinLog (Binary Logs) is responsible for handling these updates and hence provide a description of such events to indicate the changes made to the database being used.
What’s the difference between binlog do DB and binlog?
The slave reads the transactions from masters binary log and writes them to its relay log. Only after that the slave executes the statements from its relay log. binlog-do-db makes the master write only statements for the specified DB into its binary log.
What’s the difference between MySQL transaction log and redo log?
Difference between transaction log and redo log in MySQL. The main difference is that the transaction log is InnoDB-only, the binary log is (mostly) transaction-independent, as it is for all storage engines, transactional or not. MyISAM will write (if enabled) to the binary log. InnoDB will write to the transaction log and the binary log.
What is the server id for binary logging in MySQL?
The binary log file base name and any specified path are available as the log_bin_basename system variable. In MySQL 5.7, a server ID had to be specified when binary logging was enabled, or the server would not start. In MySQL 8.0, the server_id system variable is set to 1 by default.
What’s the difference between binary log and transaction log?
The main difference is that the transaction log is InnoDB-only, the binary log is (mostly) transaction-independent, as it is for all storage engines, transactional or not. MyISAM will write (if enabled) to the binary log. InnoDB will write to the transaction log and the binary log. More info on the manual: REDO log, binary log.