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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/information-schema-innodb-tablespaces-brief-table.html
The INNODB_TABLESPACES_BRIEF table provides space ID, name, path, flag, and space type metadata for file-per-table, general, undo, and system tablespaces. INNODB_TABLESPACES provides the same metadata but loads more slowly because other metadata ...
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/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 ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-ndb-cluster-tables.html
The following table shows all Performance Schema tables relating to the NDBCLUSTER storage engine. When attempting to synchronize such objects, NDB removes the object from the queue awaiting synchronization, and from this table, and tries to ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-setup-threads-table.html
row *************************** NAME: thread/sql/event_scheduler ENABLED: YES HISTORY: YES PROPERTIES: singleton VOLATILITY: 0 DOCUMENTATION: NULL The setup_threads table has these columns: NAME The instrument name. For background threads, setting ...It exposes thread class names and attributes: mysql> SELECT * FROM performance_schema.setup_threads\G *************************** ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-drop-index.html
Usage ndb_drop_index -c connection_string table_name index -d db_name The statement shown above drops the index named index from the table in the database. Options that can be used with ndb_drop_index are shown in the following table. --database, -d ...It is recommended that you use this utility only as an example for writing NDB API applications—see the Warning later in this section for ...