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https://dev.mysql.com/doc/refman/5.7/en/performance-schema-startup-configuration.html
It is possible that a plugin installed later may create the instrument, at which time the name is recognized and configured. To use the MySQL Performance Schema, it must be enabled at server startup to enable event collection to occur. Assuming ...
https://dev.mysql.com/doc/refman/5.7/en/point-in-time-recovery-binlog.html
By default, the server creates binary log files in the data directory, but a path name can be specified with the --log-bin option to place the files in a different location. This section explains the general idea of using the binary log to perform ...
https://dev.mysql.com/doc/refman/5.7/en/point-in-time-recovery-positions.html
These are some sample steps to achieve that: Restore the last full backup created before the point-in-time of interest (call it tp, which is 13:00:00 on May 27, 2020 in our example). The last section, Section 7.5.1, “Point-in-Time Recovery Using ...
https://dev.mysql.com/doc/refman/5.7/en/precision-math-rounding.html
This section discusses precision math rounding for the ROUND() function and for inserts into columns with exact-value types (DECIMAL and integer). The ROUND() function rounds differently depending on whether its argument is exact or approximate: ...
https://dev.mysql.com/doc/refman/5.7/en/primary-key-optimization.html
If your table is big and important, but does not have an obvious column or set of columns to use as a primary key, you might create a separate column with auto-increment values to use as the primary key. The primary key for a table represents the ...
https://dev.mysql.com/doc/refman/5.7/en/problems-with-mysql-sock.html
On most versions of Unix, you can protect your /tmp directory so that files can be deleted only by their owners or the superuser (root). Another approach is to change the place where the server creates the Unix socket file. The default location for ...
https://dev.mysql.com/doc/refman/5.7/en/range-optimization.html
The range access method uses a single index to retrieve a subset of table rows that are contained within one or several index value intervals. The following sections describe conditions under which the optimizer uses range access. Additionally, for ...
https://dev.mysql.com/doc/refman/5.7/en/repeat.html
[begin_label:] REPEAT statement_list UNTIL search_condition END REPEAT [end_label] The statement list within a REPEAT statement is repeated until the search_condition expression is true. statement_list consists of one or more statements, each ...
https://dev.mysql.com/doc/refman/5.7/en/replica-connection-thread-states.html
Opening master dump table This state occurs after Creating table from master dump. These thread states occur on a replica server but are associated with connection threads, not with the I/O or SQL threads. Changing master The thread is processing a ...
https://dev.mysql.com/doc/refman/5.7/en/replication-configuration.html
This section describes how to configure the different types of replication available in MySQL and includes the setup and configuration required for a replication environment, including step-by-step instructions for creating a new replication ...For ...