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https://dev.mysql.com/doc/refman/8.0/en/merge-storage-engine.html
If you specify no INSERT_METHOD option or if you specify it with a value of NO, inserts into the MERGE table are not permitted and attempts to do so result in an error. The MERGE storage engine, also known as the MRG_MyISAM engine, is a collection ...
https://dev.mysql.com/doc/refman/8.0/en/multiple-servers.html
If you use the following log file options, their values must differ for each server: --general_log_file=file_name --log-bin[=file_name] --slow_query_log_file=file_name --log-error[=file_name] For further discussion of log file options, see Section ... In some cases, you might want to run multiple instances of MySQL on a single ...
https://dev.mysql.com/doc/refman/8.0/en/myisam-maintenance-schedule.html
The -s option (short for --silent) causes myisamchk to run in silent mode, printing messages only when errors occur. It is a good idea to perform table checks on a regular basis rather than waiting for problems to occur. One way to check and repair ...
https://dev.mysql.com/doc/refman/8.0/en/myisamchk-memory.html
If TMPDIR points to a memory file system, out of memory errors can easily occur. myisamchk uses no more memory than its memory-related variables are set to. If you are going to use myisamchk on very large tables, you should first decide how much ...
https://dev.mysql.com/doc/refman/8.0/en/myisamchk-table-info.html
If you start the MySQL server with external locking disabled, myisamchk may report an error for a table that is updated while it runs. To obtain a description of a MyISAM table or statistics about it, use the commands shown here. The output from ...
https://dev.mysql.com/doc/refman/8.0/en/myisamlog.html
If a recovery is done (-r), all writes and possibly updates and deletes are done and errors are only counted. To create such a file, start the server with a --log-isam=log_file option. Invoke myisamlog like this: myisamlog [options] [file_name ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-batch-commands.html
mysql ignores Unicode byte order mark (BOM) characters at the beginning of input files. Previously, it read them and sent them to the server, resulting in a syntax error. The mysql client typically is used interactively, like this: mysql db_name ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-api-definition.html
Pending operations are still aborted when the redo log runs out of space—that is, when P_TAIL_PROBLEM errors occur. The [mysqld] and [api] sections in the config.ini file define the behavior of the MySQL servers (SQL nodes) and other applications ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-basics.html
NDB Cluster logs events by category (startup, shutdown, errors, checkpoints, and so on), priority, and severity. NDBCLUSTER (also known as NDB) is an in-memory storage engine offering high-availability and data-persistence features. The NDBCLUSTER ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-config-example.html
To support NDB Cluster, you should update my.cnf as shown in the following example. You may also specify these parameters on the command line when invoking the executables. Note The options shown here should not be confused with those that are used ...