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https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-temp-table-info-table.html
The INNODB_TEMP_TABLE_INFO table provides information about user-created InnoDB temporary tables that are active in an InnoDB instance. It does not provide information about internal InnoDB temporary tables used by the optimizer. The ...
https://dev.mysql.com/doc/refman/5.7/en/purge-binary-logs.html
PURGE { BINARY | MASTER } LOGS { TO 'log_name' | BEFORE datetime_expr } The binary log is a set of files that contain information about data modifications made by the MySQL server. Examples: PURGE BINARY LOGS TO 'mysql-bin.010'; PURGE BINARY LOGS ...The log consists of a set of binary log files, plus an index file (see Section 5.4.4, “The Binary ...
https://dev.mysql.com/doc/refman/5.7/en/repair-table-optimization.html
Set the variable to the maximum file size for your system, after checking to be sure that there is enough free space to hold a copy of the table files. REPAIR TABLE for MyISAM tables is similar to using myisamchk for repair operations, and some of ...
https://dev.mysql.com/doc/refman/5.7/en/creating-accounts.html
As of MySQL 5.7.18, for any operation that modifies a grant table, the server checks whether the table has the expected structure and produces an error if not. These privileges enable the admin user to execute the mysqladmin reload, mysqladmin ...
https://dev.mysql.com/doc/refman/5.7/en/validate-password.html
The validate_password plugin implements these capabilities: For SQL statements that assign a password supplied as a cleartext value, validate_password checks the password against the current password policy and rejects the password if it is weak ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-installer-workflow.html
This includes defining custom file paths for the error log, general log, slow query log (including the configuration of seconds it requires to execute a query), and the binary log. The Logging Options step enables you to define custom file paths for ...Otherwise, the process stops and displays an error message if an individual action times ...Unlike the initial setup, which ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-innodb-cluster-introduction.html
An InnoDB Cluster usually runs in a single-primary mode, with one primary instance (read-write) and multiple secondary instances (read-only). This chapter introduces MySQL InnoDB Cluster, which combines MySQL technologies to enable you to deploy ...
https://dev.mysql.com/doc/refman/5.7/en/replication-features-shutdowns.html
However, the replica notices the network outage only after receiving no data from the source for slave_net_timeout seconds. If your outages are short, you may want to decrease slave_net_timeout. If an unexpected exit occurs between these two ... It ...
https://dev.mysql.com/doc/refman/5.7/en/flush.html
This operation does not perform an implicit UNLOCK TABLES, so an error results if you perform the operation while there is any active LOCK TABLES or use it a second time without first releasing the locks acquired. FLUSH DES_KEY_FILE Reloads the DES ...| table_synonym WITH READ LOCK | table_synonym tbl_name [, tbl_name] ...
https://dev.mysql.com/doc/refman/5.7/en/gis-class-multipolygon.html
A MultiPolygon is a MultiSurface object composed of Polygon elements. MultiPolygon Examples On a region map, a MultiPolygon could represent a system of lakes. MultiPolygon Assertions A MultiPolygon has no two Polygon elements with interiors that ...