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https://dev.mysql.com/doc/refman/5.7/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/5.7/en/information-schema-innodb-buffer-pool-stats-table.html
PAGES_MADE_YOUNG_RATE The number of pages made young per second (pages made young since the last printout / time elapsed). PAGES_MADE_NOT_YOUNG_RATE The number of pages not made per second (pages not made young since the last printout / time ... The ...
https://dev.mysql.com/doc/refman/5.7/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/5.7/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/5.7/en/information-schema-innodb-sys-tablestats-table.html
The value could be imprecise if uncommitted transactions are inserting into or deleting from the table. The INNODB_SYS_TABLESTATS table provides a view of low-level status information about InnoDB tables. This data is used by the MySQL optimizer to ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-mysql-firewall-users-table.html
The MYSQL_FIREWALL_USERS table provides a view into the in-memory data cache for MySQL Enterprise Firewall. It lists names and operational modes of registered firewall account profiles. It is used in conjunction with the mysql.firewall_users system ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-mysql-firewall-whitelist-table.html
The MYSQL_FIREWALL_WHITELIST table provides a view into the in-memory data cache for MySQL Enterprise Firewall. It is used in conjunction with the mysql.firewall_whitelist system table that provides persistent storage of firewall data; see MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-partitions-table.html
The indexing can change as partitions are added, dropped, and reorganized; the number shown is this column reflects the current order, taking into account any indexing changes. Each row in this table corresponds to an individual partition or ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-statistics-table.html
Take this into account when specifying a prefix length for a nonbinary string column that uses a multibyte character set. The STATISTICS table has these columns: TABLE_CATALOG The name of the catalog to which the table containing the index belongs.
https://dev.mysql.com/doc/refman/5.7/en/information-schema-tables-table.html
Notes For NDB tables, the output of this statement shows appropriate values for the AVG_ROW_LENGTH and DATA_LENGTH columns, with the exception that BLOB columns are not taken into account. The TABLES table has these columns: TABLE_CATALOG The name ...