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https://dev.mysql.com/doc/refman/8.4/en/group-replication-view-changes.html
When Group Replication's distributed recovery process is carrying out state transfer from the binary log, to synchronize the joining member with the donor up to a specific point in time, the joining member and donor make use of GTIDs (see Section ...
https://dev.mysql.com/doc/refman/8.4/en/gtid-functions.html
The functions described in this section are used with GTID-based replication. It is important to keep in mind that all of these functions take string representations of GTID sets as arguments. As such, the GTID sets must always be quoted when used ...
https://dev.mysql.com/doc/refman/8.4/en/hash-joins.html
It is possible to control whether hash joins are employed using one of the BNL and NO_BNL optimizer hints, or by setting block_nested_loop=on or block_nested_loop=off as part of the setting for the optimizer_switch server system variable. row ...
https://dev.mysql.com/doc/refman/8.4/en/implicit-commit.html
The statements listed in this section (and any synonyms for them) implicitly end any transaction active in the current session, as if you had done a COMMIT before executing the statement. Most of these statements also cause an implicit commit after ...
https://dev.mysql.com/doc/refman/8.4/en/index-condition-pushdown-optimization.html
Index Condition Pushdown (ICP) is an optimization for the case where MySQL retrieves rows from a table using an index. Without ICP, the storage engine traverses the index to locate rows in the base table and returns them to the MySQL server which ...
https://dev.mysql.com/doc/refman/8.4/en/index-merge-optimization.html
The Index Merge access method retrieves rows with multiple range scans and merges their results into one. This access method merges index scans from a single table only, not scans across multiple tables. The merge can produce unions, intersections, ...
https://dev.mysql.com/doc/refman/8.4/en/information-schema-collations-table.html
The COLLATIONS table provides information about collations for each character set. CHARACTER_SET_NAME The name of the character set with which the collation is associated. IS_DEFAULT Whether the collation is the default for its character set.
https://dev.mysql.com/doc/refman/8.4/en/information-schema-innodb-ft-index-cache-table.html
The INNODB_FT_INDEX_CACHE table provides token information about newly inserted rows in a FULLTEXT index. Before querying it, set the value of the innodb_ft_aux_table system variable to the name (including the database name) of the table that ...
https://dev.mysql.com/doc/refman/8.4/en/information-schema-innodb-ft-index-table-table.html
The INNODB_FT_INDEX_TABLE table provides information about the inverted index used to process text searches against the FULLTEXT index of an InnoDB table. Before querying it, set the value of the innodb_ft_aux_table system variable to the name ...
https://dev.mysql.com/doc/refman/8.4/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 ...