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https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-examples.html
Note This section describes locking information as exposed by the Performance Schema data_locks and data_lock_waits tables, which supersede the INFORMATION_SCHEMA INNODB_LOCKS and INNODB_LOCK_WAITS tables in MySQL 8.0. Note There may be ...For ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-init-startup-configuration.html
Note InnoDB does not open all user tables and associated data files at startup. The first decisions to make about InnoDB configuration involve the configuration of data files, log files, page size, and memory buffers, which should be configured ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-memcached-replication.html
2013-09-24T13:04:38.639684Z 49 [Note] Replication I/O thread: connected to source 'root@localhost:13000', replication started in log '0.000001' at position 114 Testing the InnoDB memcached Replication Configuration This example demonstrates how to ... Because the daemon_memcached plugin supports the MySQL binary log, source server through the memcached interface can be replicated for backup, balancing intensive read workloads, and high ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-migration.html
Issue this ALTER TABLE statement to tell InnoDB to use the new .ibd file for the table: ALTER TABLE tbl_name IMPORT TABLESPACE; Note The ALTER TABLE ... This section describes techniques for moving or copying some or all InnoDB tables to a ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-moving-data-files-offline.html
Before moving files or directories, review the usage notes that follow. Usage Notes Wildcard expressions cannot be used in the innodb_directories argument value. The innodb_directories variable, which defines directories to scan at startup for ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-redo-log.html
Notes The archive directories that you specify must satisfy the following requirements. The redo log is a disk-based data structure used during crash recovery to correct data written by incomplete transactions. During normal operations, the redo ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-system-tablespace.html
Note You cannot increase the size of an existing system tablespace data file by changing its size attribute. Note that 1MB in InnoDB is 1024 × 1024 bytes, whereas 1MB in disk specifications usually means 1,000,000 bytes. The system tablespace is ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-tablespace-autoextend-size.html
By default, when a file-per-table or general tablespace requires additional space, the tablespace is extended incrementally according to the following rules: If the tablespace is less than an extent in size, it is extended one page at a time. If ...
https://dev.mysql.com/doc/refman/8.0/en/insert.html
Note LOW_PRIORITY should normally not be used with MyISAM tables because doing so disables concurrent inserts. INSERT [LOW_PRIORITY | DELAYED | HIGH_PRIORITY] [IGNORE] [INTO] tbl_name [PARTITION (partition_name [, partition_name] ...)] [(col_name ...
https://dev.mysql.com/doc/refman/8.0/en/install-component.html
Note While specifying a variable value using the SET clause is similar to that of the command line—it is available immediately at variable registration—there is a distinct difference in how the SET clause handles invalid numerical values for ...