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https://dev.mysql.com/doc/refman/8.0/en/group-replication-configuring-ssl-for-recovery.html
Important When using the MySQL communication stack (group_replication_communication_stack=MYSQL) AND secure connections between members (group_replication_ssl_mode is not set to DISABLED), the security settings discussed in this section are applied ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-launching.html
It is first necessary to ensure that the Group Replication plugin is installed on server s1. If you used plugin_load_add='group_replication.so' in the option file then the Group Replication plugin is already installed, and you can proceed to the ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-requirements.html
Infrastructure Server Instance Configuration Server instances that you want to use for Group Replication must satisfy the following requirements. Transactions are executed optimistically and then, at commit time, are checked for conflicts. If there ...
https://dev.mysql.com/doc/refman/8.0/en/index-btree-hash.html
Understanding the B-tree and hash data structures can help predict how different queries perform on different storage engines that use these data structures in their indexes, particularly for the MEMORY storage engine that lets you choose B-tree or ...
https://dev.mysql.com/doc/refman/8.0/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/8.0/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/8.0/en/information-schema-plugins-table.html
The PLUGINS table has these columns: PLUGIN_NAME The name used to refer to the plugin in statements such as INSTALL PLUGIN and UNINSTALL PLUGIN. PLUGIN_STATUS The plugin status, one of ACTIVE, INACTIVE, DISABLED, DELETING, or DELETED. PLUGIN_TYPE ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-schemata-table.html
A schema is a database, so the SCHEMATA table provides information about databases. The SCHEMATA table has these columns: CATALOG_NAME The name of the catalog to which the schema belongs. The following statements are equivalent: SELECT SCHEMA_NAME ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-compression-tuning.html
Most often, the internal optimizations described in InnoDB Data Storage and Compression ensure that the system runs well with compressed data. However, because the efficiency of compression depends on the nature of your data, you can make decisions ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-fulltext_index-tables.html
INNODB_FT_BEING_DELETED: Provides a snapshot of the INNODB_FT_DELETED table; it is used only during an OPTIMIZE TABLE maintenance operation. When OPTIMIZE TABLE is run, the INNODB_FT_BEING_DELETED table is emptied, and DOC_ID values are removed from ...