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https://dev.mysql.com/doc/refman/9.7/en/information-schema-innodb-tablespaces-table.html
The INNODB_TABLESPACES table provides metadata about InnoDB file-per-table, general, and undo tablespaces. For related usage information and examples, see Section 17.15.3, “InnoDB INFORMATION_SCHEMA Schema Object Tables”. Note The ...
https://dev.mysql.com/doc/refman/9.7/en/information-schema-profiling-table.html
Its contents correspond to the information produced by the SHOW PROFILE and SHOW PROFILES statements (see Section 15.7.7.33, “SHOW PROFILE Statement”). The table is empty unless the profiling session variable is set to 1. Note This table is ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-adaptive-hash.html
The adaptive hash index enables InnoDB to perform more like an in-memory database on systems with appropriate combinations of workload and sufficient memory for the buffer pool without sacrificing transactional features or reliability. The adaptive ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-buffer-pool-resize.html
You can configure InnoDB buffer pool size offline or while the server is running. For additional information about configuring buffer pool size online, see Configuring InnoDB Buffer Pool Size Online. When increasing or decreasing ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-change-buffer.html
The change buffer is a special data structure that caches changes to secondary index pages when those pages are not in the buffer pool. The buffered changes, which may result from INSERT, UPDATE, or DELETE operations (DML), are merged later when ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-deadlock-detection.html
When deadlock detection is enabled (the default), InnoDB automatically detects transaction deadlocks and rolls back a transaction or transactions to break the deadlock. InnoDB tries to pick small transactions to roll back, where the size of a ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-file-per-table-tablespaces.html
A file-per-table tablespace contains data and indexes for a single InnoDB table, and is stored on the file system in a single data file. File-per-table tablespace characteristics are described under the following topics in this section: ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-information-schema-system-tables.html
You can extract metadata about schema objects managed by InnoDB using InnoDB INFORMATION_SCHEMA tables. Traditionally, you would get this type of information using the techniques from Section 17.17, “InnoDB Monitors”, setting up InnoDB monitors ...
https://dev.mysql.com/doc/refman/9.7/en/install-component.html
[SET variable = expr [, variable = expr] ...] variable: { {GLOBAL | @@GLOBAL.} [component_prefix.]system_var_name | {PERSIST | @@PERSIST.} [component_prefix.]system_var_name } This statement installs one or more components, which become active ...
https://dev.mysql.com/doc/refman/9.7/en/internal-locking.html
This section discusses internal locking; that is, locking performed within the MySQL server itself to manage contention for table contents by multiple sessions. This type of locking is internal because it is performed entirely by the server and ...