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https://dev.mysql.com/doc/refman/5.7/en/information-schema-columns-table.html
For information about generated columns, see Section 13.1.18.7, “CREATE TABLE and Generated Columns”. The COLUMNS table has these columns: TABLE_CATALOG The name of the catalog to which the table containing the column belongs. TABLE_SCHEMA The ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-cmp-per-index-table.html
Pages are compressed whenever an empty page is created or the space for the uncompressed modification log runs out. The INNODB_CMP_PER_INDEX and INNODB_CMP_PER_INDEX_RESET tables provide status information on operations related to compressed InnoDB ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-cmp-table.html
Pages are compressed whenever an empty page is created or the space for the uncompressed modification log runs out. The INNODB_CMP and INNODB_CMP_RESET tables provide status information on operations related to compressed InnoDB tables. The ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-ft-default-stopword-table.html
The INNODB_FT_DEFAULT_STOPWORD table holds a list of stopwords that are used by default when creating a FULLTEXT index on InnoDB tables. This is not used if you override the default stopword processing with either the ...For information about 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-datafiles-table.html
If a file-per-table tablespace is created in a location outside the MySQL data directory, the path value is a fully qualified directory path. The INNODB_SYS_DATAFILES table provides data file path information for InnoDB file-per-table and general ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-trx-table.html
These IDs are not created for transactions that are read only and nonlocking. The INNODB_TRX table provides information about every transaction currently executing inside InnoDB, including whether the transaction is waiting for a lock, when the ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-ndb-transid-mysql-connection-map-table.html
For this table to be created, the MySQL Server must be a binary supplied with the NDB Cluster distribution, or one built from the NDB Cluster sources with NDB storage engine support enabled. The ndb_transid_mysql_connection_map table provides a ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-tp-thread-group-state-table.html
This is where most threads end up when the thread group has created more threads than needed for normal operation. The TP_THREAD_GROUP_STATE table has one row per thread group in the thread pool. Each row provides information about the current ...