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https://dev.mysql.com/doc/refman/5.7/en/security.html
When thinking about security within a MySQL installation, you should consider a wide range of possible topics and how they affect the security of your MySQL server and related applications: General factors that affect security. These include ...
https://dev.mysql.com/doc/refman/5.7/en/select-into.html
INTO form of SELECT enables a query result to be stored in variables or written to a file: SELECT ... Column and line terminators can be specified to produce a specific output format. INTO DUMPFILE writes a single row to a file without any ...
https://dev.mysql.com/doc/refman/5.7/en/set-global-sql-slave-skip-counter.html
SET GLOBAL sql_slave_skip_counter = N This statement skips the next N events from the master. This is useful for recovering from replication stops caused by a statement. This statement is valid only when the slave threads are not running. When ...
https://dev.mysql.com/doc/refman/5.7/en/set-variable.html
variable: { user_var_name | param_name | local_var_name | {GLOBAL | @@GLOBAL.} system_var_name | [SESSION | @@SESSION. | @@] system_var_name } SET syntax for variable assignment enables you to assign values to different types of variables that ...
https://dev.mysql.com/doc/refman/5.7/en/show-master-status.html
SHOW MASTER STATUS This statement provides status information about the binary log files of the source. row *************************** File: source-bin.000002 Position: 1307 Binlog_Do_DB: test Binlog_Ignore_DB: manual, mysql Executed_Gtid_Set: ...
https://dev.mysql.com/doc/refman/5.7/en/show-relaylog-events.html
SHOW RELAYLOG EVENTS [IN 'log_name'] [FROM pos] [LIMIT [offset,] row_count] [channel_option] channel_option: FOR CHANNEL channel Shows the events in the relay log of a replica. If you do not specify 'log_name', the first relay log is displayed. The ...
https://dev.mysql.com/doc/refman/5.7/en/show.html
SHOW has many forms that provide information about databases, tables, columns, or status information about the server. The pattern is useful for restricting statement output to matching values. Several SHOW statements also accept a WHERE clause ...
https://dev.mysql.com/doc/refman/5.7/en/slow-query-log.html
The slow query log consists of SQL statements that take more than long_query_time seconds to execute and require at least min_examined_row_limit rows to be examined. The slow query log can be used to find queries that take a long time to execute ...
https://dev.mysql.com/doc/refman/5.7/en/starting-server-troubleshooting.html
This section provides troubleshooting suggestions for problems starting the server. For additional suggestions for Windows systems, see Section 2.3.5, “Troubleshooting a Microsoft Windows MySQL Server Installation”. If you have problems ...
https://dev.mysql.com/doc/refman/5.7/en/statement-caching.html
For certain statements that a client might execute multiple times during a session, the server converts the statement to an internal structure and caches that structure to be used during execution. Caching enables the server to perform more ...