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https://dev.mysql.com/doc/refman/8.0/en/data-size.html
To use a row format other than DYNAMIC, configure innodb_default_row_format, or specify the ROW_FORMAT option explicitly in a CREATE TABLE or ALTER TABLE statement. Design your tables to minimize their space on the disk. Smaller tables normally ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-issues.html
This can be done by issuing a statement such as ALTER TABLE mysql.ndb_apply_status ENGINE=MyISAM on the replica. In the event of a node failure, errors in replication of NDB tables without primary keys can still occur, due to the possibility of ...
https://dev.mysql.com/doc/refman/8.0/en/index-page-merge-threshold.html
The MERGE_THRESHOLD for index pages can be defined for a table or for individual indexes. A MERGE_THRESHOLD value defined for an individual index takes priority over a MERGE_THRESHOLD value defined for the table. Setting MERGE_THRESHOLD for a Table ...If the “page-full” percentage for an index page falls below the MERGE_THRESHOLD value when a row is deleted or when a row is shortened by an UPDATE operation, InnoDB attempts to merge the index page with a neighboring index ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-limitations-storage-engines.html
CREATE TABLE and ALTER TABLE statements that would cause a user-partitioned NDB table not to meet either or both of the following two requirements are not permitted, and fail with an error: The table must have an explicit primary key. Partitioned ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-management.html
There are a number of ways using SQL statements to modify partitioned tables; it is possible to add, drop, redefine, merge, or split existing partitions using the partitioning extensions to the ALTER TABLE statement. To change a table's ...There ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-table-constraints-extensions-table.html
The TABLE_CONSTRAINTS_EXTENSIONS table (available as of MySQL 8.0.21) provides information about table constraint attributes defined for primary and secondary storage engines. The TABLE_CONSTRAINTS_EXTENSIONS table has these columns: ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-view-table-usage-table.html
The VIEW_TABLE_USAGE table (available as of MySQL 8.0.13) provides access to information about tables and views used in view definitions. You can see information only for views for which you have some privilege, and only for tables for which you ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-ft-config-table.html
The INNODB_FT_CONFIG table provides metadata about the FULLTEXT index and associated processing for an InnoDB table. Before querying it, set the value of the innodb_ft_aux_table system variable to the name (including the database name) of the table ...The values for this column might change, depending on the needs for performance tuning and debugging for InnoDB full-text ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-events-transactions-current-table.html
The table stores one row per thread showing the current status of the thread's most recent monitored transaction event, so there is no system variable for configuring the table size. Other tables that contain transaction event rows are logically ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-prepared-statements-instances-table.html
This is accessed through the MySQL C API and maps onto underlying server commands as shown in the following table. This is accessed using SQL statements and maps onto underlying server commands as shown in the following table. This table enables ...