PDF (US Ltr)
- 43.3Mb
PDF (A4)
- 43.4Mb
Man Pages (TGZ)
- 297.2Kb
Man Pages (Zip)
- 402.4Kb
Info (Gzip)
- 4.3Mb
Info (Zip)
- 4.3Mb
Search Results
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-innodb_cmp.html
The INNODB_CMP and INNODB_CMP_RESET tables provide status information about operations related to compressed tables, which are described in Section 17.9, “InnoDB Table and Page Compression”. These two tables have identical contents, but reading ...For example, if you archive the output of INNODB_CMP_RESET every 60 minutes, you see the statistics for each hourly ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-purge-configuration.html
If DML action is concentrated on a single table, purge operations for the table are performed by a single purge thread, which can result in slowed purge operations, increased purge lag, and increased tablespace file size if the DML operations ...
https://dev.mysql.com/doc/refman/8.0/en/json-utility-functions.html
This section documents utility functions that act on JSON values, or strings that can be parsed as JSON values. JSON_PRETTY() prints out a JSON value in a format that is easy to read. JSON_STORAGE_SIZE() and JSON_STORAGE_FREE() show, respectively, ...
https://dev.mysql.com/doc/refman/8.0/en/keyring-system-variables.html
The default file name is keyring_encrypted, located in a directory that is platform specific and depends on the value of the INSTALL_LAYOUT CMake option, as shown in the following table. The password value cannot be displayed at runtime with SHOW ...
https://dev.mysql.com/doc/refman/8.0/en/loadable-function-reference.html
The following table lists each function that is loadable at runtime and provides a short description of each one. For a table listing built-in functions and operators, see Section 14.1, “Built-In Function and Operator Reference” For general ...
https://dev.mysql.com/doc/refman/8.0/en/manual-info.html
For example, in the following statement, IF EXISTS is optional: DROP TABLE [IF EXISTS] tbl_name When a syntax element consists of a number of alternatives, the alternatives are separated by vertical bars (“|”). Typographical and Syntax ... This ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-api-definition.html
If no HostName is specified in a given [mysql] or [api] section of the config.ini file, then an SQL or API node may connect using the corresponding “slot” from any host which can establish a network connection to the management server host ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-configuration-overview.html
Each of the node parameter tables lists the parameters for a given type (ndbd, ndb_mgmd, mysqld, computer, tcp, or shm). All tables include the data type for the parameter, option, or variable, as well as its default, minimum, and maximum values as ...When performing a node restart or an initial node restart, all of the cluster's data nodes must be restarted in turn (also referred to as a rolling ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-general.html
Important If you attempt to use NDB Cluster Replication with --binlog-format=STATEMENT, replication fails to work properly because the ndb_binlog_index table on the source cluster and the epoch column of the ndb_apply_status table on the replica ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication.html
Although an NDB Cluster itself depends on the NDB storage engine for clustering functionality, it is not necessary to use NDB as the storage engine for the replica's copies of the replicated tables (see Replication from NDB to other storage engines). By comparing the values of these status variables before and after the execution of statements affecting replicated NDB tables, you can observe the corresponding actions taken on the NDB API level by the replica, which can be useful when monitoring or troubleshooting NDB Cluster ...