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https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-options-variables.html
It is safe to use this variable with transactions that performs writes only, as having it enabled can lead to reads from the “before” image. This section provides information about MySQL server options, server and status variables that are ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-overview-requirements.html
One of the strengths of NDB Cluster is that it can be run on commodity hardware and has no unusual requirements in this regard, other than for large amounts of RAM, due to the fact that all live data storage is done in memory. (It is possible to ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-programs-ndb-restore.html
An insufficient amount of this bandwidth can lead to redo buffer overload or log overload errors. The NDB Cluster restoration program is implemented as a separate command-line utility ndb_restore, which can normally be found in the MySQL bin ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-replication-schema.html
This can lead to performance issues when trying to fail over, since the query must perform a table scan, especially when the source has been running with --ndb-log-empty-epochs=ON. ndb_apply_status Table ndb_binlog_index Table ndb_replication Table ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-tips.html
This section provides information about techniques for more effective use of mysql and about mysql operational behavior. Input-Line Editing Disabling Interactive History Unicode Support on Windows Displaying Query Results Vertically Using ...
https://dev.mysql.com/doc/refman/9.7/en/mysqlbinlog.html
If you send the output to the same MySQL server, this may lead to an endless loop. The server's binary log consists of files containing “events” that describe modifications to database contents. To display their contents in text format, use the ...
https://dev.mysql.com/doc/refman/9.7/en/mysqld-safe.html
One implication of the non-use of mysqld_safe on platforms that use systemd for server management is that use of [mysqld_safe] or [safe_mysqld] sections in option files is not supported and might lead to unexpected behavior. mysqld_safe is the ...
https://dev.mysql.com/doc/refman/9.7/en/network-namespace-support.html
Namespace-specific address spaces can lead to problems when MySQL connections cross namespaces. A network namespace is a logical copy of the network stack from the host system. Network namespaces are useful for setting up containers or virtual ...
https://dev.mysql.com/doc/refman/9.7/en/pam-pluggable-authentication.html
Leading and trailing spaces not inside double quotation marks are ignored. Note PAM pluggable authentication is an extension included in MySQL Enterprise Edition, a commercial product. MySQL Enterprise Edition supports an authentication method that ...
https://dev.mysql.com/doc/refman/9.7/en/partitioning-types.html
When you specify the number of partitions for the table, this must be expressed as a positive, nonzero integer literal with no leading zeros, and may not be an expression such as 0.8E+01 or 6-2, even if it evaluates to an integer value. This ...