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https://dev.mysql.com/doc/refman/8.0/en/performance-schema.html
Note The MySQL sys schema is a set of objects that provides convenient access to data collected by the Performance Schema. The MySQL Performance Schema is a feature for monitoring MySQL Server execution at a low level. The Performance Schema has ...
https://dev.mysql.com/doc/refman/8.0/en/perl-installation.html
Note that when you run that command during the DBD::mysql installation to exercise the interface code, the MySQL server must be running or the test fails. MySQL Perl support requires that you have installed MySQL client programming support ...
https://dev.mysql.com/doc/refman/8.0/en/perl-support-problems.html
Note that you may also need to modify the -L options if there are other libraries that the linker fails to find. If Perl reports that it cannot find the ../mysql/mysql.so module, the problem is probably that Perl cannot locate the libmysqlclient.so ...
https://dev.mysql.com/doc/refman/8.0/en/point-in-time-recovery-binlog.html
Note Many of the examples in this and the next section use the mysql client to process binary log output produced by mysqlbinlog. This section explains the general idea of using the binary log to perform a point-in-time-recovery. The next section, ...
https://dev.mysql.com/doc/refman/8.0/en/precision-math-expressions.html
If the value has too many digits in the fractional part, rounding occurs and a note is generated. With precision math, exact-value numbers are used as given whenever possible. For example, numbers in comparisons are used exactly as given without a ...
https://dev.mysql.com/doc/refman/8.0/en/preface.html
Differences between minor versions of MySQL 8.0 are noted in the present text with reference to release numbers (8.0.x). This is the Reference Manual for the MySQL Database System, version 8.0, through release 8.0.43. This manual is not intended ...
https://dev.mysql.com/doc/refman/8.0/en/privilege-changes.html
Note Client applications may cache the database name; thus, this effect may not be visible to them without actually changing to a different database. If the mysqld server is started without the --skip-grant-tables option, it reads all grant table ...
https://dev.mysql.com/doc/refman/8.0/en/programs-development.html
This section describes some utilities that you may find useful when developing MySQL programs. In shell scripts, you can use the my_print_defaults program to parse option files and see what options would be used by a given program. This works well ...
https://dev.mysql.com/doc/refman/8.0/en/programs-overview.html
Later sections provide a more detailed description of each one, with the exception of NDB Cluster programs. Each program's description indicates its invocation syntax and the options that it supports. Section 25.5, “NDB Cluster Programs”, ...
https://dev.mysql.com/doc/refman/8.0/en/proxy-users.html
The plugin that authenticates a given connection may request that the connecting (external) user be treated as a different user for privilege-checking purposes. This enables the external user to be a proxy for the second user; that is, to assume the ...