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https://dev.mysql.com/doc/refman/5.7/en/information-schema-referential-constraints-table.html
The REFERENTIAL_CONSTRAINTS table has these columns: CONSTRAINT_CATALOG The name of the catalog to which the constraint belongs. CONSTRAINT_SCHEMA The name of the schema (database) to which the constraint belongs. UNIQUE_CONSTRAINT_CATALOG The name ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-views-table.html
You must have the SHOW VIEW privilege to access this table. The VIEWS table has these columns: TABLE_CATALOG The name of the catalog to which the view belongs. TABLE_SCHEMA The name of the schema (database) to which the view belongs. This column has ...VIEW_DEFINITION The SELECT statement that provides the definition of the ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-information-schema-tables.html
Two INFORMATION_SCHEMA tables provide information that is of particular use when managing an NDB Cluster . The FILES table provides information about NDB Cluster Disk Data files. The ndb_transid_mysql_connection_map table provides a mapping between ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-file-instances-table.html
The file_instances table lists all the files seen by the Performance Schema when executing file I/O instrumentation. When a file is deleted from the disk, it is also removed from the file_instances table. If a file on disk has never been opened, it ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-rwlock-instances-table.html
The rwlock_instances table lists all the rwlock (read write lock) instances seen by the Performance Schema while the server executes. The rwlock_instances table has these columns: NAME The instrument name associated with the lock. An rwlock is a ...
https://dev.mysql.com/doc/refman/5.7/en/sys-schema-tables-with-full-table-scans.html
These views display which tables are being accessed with full table scans. The schema_tables_with_full_table_scans and x$schema_tables_with_full_table_scans views have these columns: object_schema The schema name. rows_full_scanned The total number ...
https://dev.mysql.com/doc/refman/5.7/en/federated-create-server.html
If you are creating a number of FEDERATED tables on the same server, or if you want to simplify the process of creating FEDERATED tables, you can use the CREATE SERVER statement to define the server connection parameters, just as you would with the ...For more information on CREATE SERVER, see Section 13.1.17, “CREATE SERVER ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-ndbinfo-server-locks.html
The server_locks table is similar in structure to the cluster_locks table, and provides a subset of the information found in the latter table, but which is specific to the SQL node (MySQL server) where it resides. (The cluster_locks table provides ...This may be useful for correlating locking patterns with specific MySQL user sessions, queries, or use ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndbinfo-select-all.html
ndbinfo_select_all is a client program that selects all rows and columns from one or more tables in the ndbinfo database Not all ndbinfo tables available in the mysql client can be read by this program (see later in this section). In addition, ...
https://dev.mysql.com/doc/refman/5.7/en/fulltext-stopwords.html
To see the default InnoDB stopword list, query the Information Schema INNODB_FT_DEFAULT_STOPWORD table. The stopword table must have a single VARCHAR column named value. The following example demonstrates creating and configuring a new global ...