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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-basics.html
In addition, to provide a single point of configuration, all configuration data for the cluster as a whole is located in one configuration file. For more information about the files and directories created by local checkpoints and global ...NDB ...
https://dev.mysql.com/doc/refman/8.0/en/replication-options-binary-log.html
The default location for binary log files is the data directory. An absolute path recorded in the binary log index file remains unchanged; in such a case, the index file must be edited manually to enable a new path or paths to be used. If the data ...The value must be (or else gets rounded down to) a multiple of ... Startup Options Used with Binary Logging System Variables Used with Binary Logging You can use the mysqld options and system variables that are described in this section to affect the operation of the binary log ...
https://dev.mysql.com/doc/refman/8.0/en/ignoring-user.html
If you get the following error, it means that when mysqld was started or when it reloaded the grant tables, it found an account in the user table that had an invalid password. Found wrong password for user 'some_user'@'some_host'; ignoring user As ...
https://dev.mysql.com/doc/refman/8.0/en/verifying-package-integrity.html
After downloading the MySQL package that suits your needs and before attempting to install it, make sure that it is intact and has not been tampered with. There are three means of integrity checking: MD5 checksums Cryptographic signatures using ...
https://dev.mysql.com/doc/refman/8.0/en/upgrade-binary-package.html
In this case, you should remove all redo log files, start your MySQL 5.7 server on the same data directory, and fix the cause of any errors. For example: mysqld_safe --user=mysql --datadir=/path/to/existing-datadir & If there are encrypted InnoDB ...
https://dev.mysql.com/doc/refman/8.0/en/faqs-storage-engines.html
For tables using MyISAM or other non-InnoDB storage engines, it does a “warm” backup, where the database continues to run, but those tables cannot be modified while being backed up. Is there an advantage to using the InnoDB storage engine ...Can ...Where can I obtain complete documentation for MySQL storage engines? ...
https://dev.mysql.com/doc/refman/8.0/en/myisamchk-table-info.html
Datafile parts For dynamic-row format, this indicates how many data blocks there are. Datafile pointer The size of the data file pointer, in bytes. Max datafile length How long the table data file can become, in bytes. Deleted data How many bytes in ...If you start the MySQL server with external locking disabled, myisamchk may report an error for a table that is updated while it ...
https://dev.mysql.com/doc/refman/8.0/en/stored-programs-logging.html
See Section 15.1.17, “CREATE PROCEDURE and CREATE FUNCTION Statements”.) When you create a stored function, you must declare either that it is deterministic or that it does not modify data. To relax the preceding conditions on function creation ... The binary log contains information about SQL statements that modify database ...
https://dev.mysql.com/doc/refman/8.0/en/flush.html
When notified by FOR EXPORT, InnoDB writes to disk certain kinds of data that is normally held in memory or in separate disk buffers outside the tablespace files. For each table, InnoDB also produces a file named table_name.cfg in the same database ...FLUSH ERROR LOGS Closes and reopens any error log file to which the server is ...| tables_option } flush_option: { BINARY LOGS | ENGINE LOGS | ERROR LOGS | GENERAL LOGS | HOSTS | LOGS | PRIVILEGES | OPTIMIZER_COSTS | RELAY LOGS [FOR CHANNEL channel] | SLOW LOGS | STATUS | ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-install-configuration.html
Each data node or SQL node requires a my.cnf file that provides two pieces of information: a connection string that tells the node where to find the management node, and a line telling the MySQL server on this host (the machine hosting the data ...