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https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-sys-tables-table.html
For file-per-table tablespaces, this identifier is unique for tables across all databases in the instance. row *************************** TABLE_ID: 214 NAME: test/t1 FLAG: 129 N_COLS: 4 SPACE: 233 FILE_FORMAT: Antelope ROW_FORMAT: Compact ... The ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-buffer-pool-flushing.html
The default low water mark is 0, which disables this early flushing behaviour. For table data stored on SSD, seek time is not a significant factor and you can disable this setting to spread out write operations. This is a background operation ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-consistent-read.html
The exception to this rule is that the query sees the changes made by earlier statements within the same transaction. This exception causes the following anomaly: If you update some rows in a table, a SELECT sees the latest version of the updated ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-memcached-troubleshoot.html
This section describes issues that you may encounter when using the InnoDB memcached plugin. This problem could also occur if you change an existing entry in the innodb_memcache.containers table without restarting the MySQL server afterward. If you ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-performance-schema.html
This section provides a brief introduction to InnoDB integration with Performance Schema. This type of tuning is primarily for expert users who evaluate optimization strategies to overcome performance bottlenecks. DBAs can also use this feature for ...For comprehensive Performance Schema documentation, see Chapter 25, MySQL Performance ...
https://dev.mysql.com/doc/refman/5.7/en/install-plugin.html
INSTALL PLUGIN plugin_name SONAME 'shared_library_name' This statement installs a server plugin. This means that a plugin is installed with INSTALL PLUGIN only once, not every time the server starts. This enables the plugin to pick up any relevant ...It requires the INSERT privilege for the mysql.plugin system table because it adds a row to that table to register the ...
https://dev.mysql.com/doc/refman/5.7/en/multiple-servers.html
--pid-file=file_name This option indicates the path name of the file in which the server writes its process ID. This causes each instance to automatically use a different data directory, log files, and PID file because the default for each of those ... In some cases, you might want to run multiple instances of MySQL on a single ...
https://dev.mysql.com/doc/refman/5.7/en/myisam-key-cache.html
This section first describes the basic operation of the MyISAM key cache. If this variable is set equal to zero, no key cache is used. This size can be equal to, greater than, or less than the size of a table index block. If it happens that a block ... To minimize disk I/O, the MyISAM storage engine exploits a strategy that is used by many database management ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-installation.html
This section describes the basics for planning, installing, configuring, and running an NDB Cluster. This section covers hardware and software requirements; networking issues; installation of NDB Cluster; basic configuration issues; starting, ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-error-reporter.html
It is highly recommended that you make use of this utility when filing reports of bugs in NDB Cluster. ndb_error_reporter also accepts the options listed here: --connection-timeout=timeout Command-Line Format --connection-timeout=# Type Integer ...