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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-table-info.html
The table_info table provides information about logging, checkpointing, distribution, and storage options in effect for individual NDB tables.
https://dev.mysql.com/doc/refman/8.0/en/innodb-auto-increment-handling.html
To make this clear, consider an example that uses this table: CREATE TABLE t1 ( c1 INT(11) NOT NULL AUTO_INCREMENT, c2 VARCHAR(10) DEFAULT NULL, PRIMARY KEY (c1) ) ENGINE=InnoDB; Suppose that there are two transactions running, each inserting rows ... InnoDB provides a configurable locking mechanism that can significantly improve scalability and performance of SQL statements that add rows to tables with AUTO_INCREMENT ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-session-temp-tablespaces-table.html
The INNODB_SESSION_TEMP_TABLESPACES table provides metadata about session temporary tablespaces used for internal and user-created temporary tables. Session temporary tablespaces are recreated each time the server is started. SLAVE indicates that ...The INNODB_SESSION_TEMP_TABLESPACES table has these columns: ID The process or session ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-user-defined-functions-table.html
The user_defined_functions table contains a row for each loadable function registered automatically by a component or plugin, or manually by a CREATE FUNCTION statement. The mysql.func system table also lists installed loadable functions, but only ...For information about operations that add or remove table rows, see Section 7.7.1, “Installing and Uninstalling Loadable ...
https://dev.mysql.com/doc/refman/8.0/en/metadata-locking.html
Metadata locking applies not just to tables, but also to schemas, stored programs (procedures, functions, triggers, scheduled events), tablespaces, user locks acquired with the GET_LOCK() function (see Section 14.14, “Locking Functions”), and ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-cached-indexes-table.html
The INNODB_CACHED_INDEXES table reports the number of index pages cached in the InnoDB buffer pool for each index. For related usage information and examples, see Section 17.15.5, “InnoDB INFORMATION_SCHEMA Buffer Pool Tables”. row ...Index ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-events-stages-history-long-table.html
The events_stages_history_long table contains the N most recent stage events that have ended globally, across all threads. Stage events are not added to the table until they have ended. When the table becomes full, the oldest row is discarded when ...The Performance Schema autosizes the value of N during server ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-events-statements-history-long-table.html
The events_statements_history_long table contains the N most recent statement events that have ended globally, across all threads. Statement events are not added to the table until they have ended. When the table becomes full, the oldest row is ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-events-transactions-history-long-table.html
The events_transactions_history_long table contains the N most recent transaction events that have ended globally, across all threads. Transaction events are not added to the table until they have ended. When the table becomes full, the oldest row ...The Performance Schema autosizes the value of N is autosized at server ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-events-waits-history-long-table.html
The events_waits_history_long table contains N the most recent wait events that have ended globally, across all threads. Wait events are not added to the table until they have ended. When the table becomes full, the oldest row is discarded when a ...The Performance Schema autosizes the value of N during server ...