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https://dev.mysql.com/doc/refman/8.0/en/performance-schema-events-transactions-current-table.html
SOURCE The name of the source file containing the instrumented code that produced the event and the line number in the file at which the instrumentation occurs. This enables you to check the source to determine exactly what code is involved. The ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-filtering.html
Events are processed in a producer/consumer fashion: Instrumented code is the source for events and produces events to be collected. Or you do not care about timing events and want to disable the timing code to eliminate timing overhead. The ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-instrumentation-checking.html
Changes to this code occur often, which also affects the set of instruments. It is always possible to determine what instruments the Performance Schema includes by checking the setup_instruments table. It is not practical to list all the ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-metadata-locks-table.html
SOURCE The name of the source file containing the instrumented code that produced the event and the line number in the file at which the instrumentation occurs. This enables you to check the source to determine exactly what code is involved. MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-threads-table.html
NAME The name associated with the thread instrumentation code in the server. For example, thread/sql/one_connection corresponds to the thread function in the code responsible for handling a user connection, and thread/sql/main stands for the main() ... The threads table contains a row for each server ...
https://dev.mysql.com/doc/refman/8.0/en/pluggable-storage-overview.html
The MySQL pluggable storage engine architecture enables a database professional to select a specialized storage engine for a particular application need while being completely shielded from the need to manage any specific application coding ...
https://dev.mysql.com/doc/refman/8.0/en/source-installation.html
Building MySQL from the source code enables you to customize build parameters, compiler optimizations, and installation location. For a list of systems on which MySQL is known to run, see ...
https://dev.mysql.com/doc/refman/8.0/en/stored-routines-privileges.html
The MySQL grant system takes stored routines into account as follows: The CREATE ROUTINE privilege is needed to create stored routines. The ALTER ROUTINE privilege is needed to alter or drop stored routines. This privilege is granted automatically ...
https://dev.mysql.com/doc/refman/8.0/en/string-literals.html
For nonbinary strings, the unit is the character and some character sets support multibyte characters; comparisons use numeric character code values. A string is a sequence of bytes or characters, enclosed within either single quote (') or double ...
https://dev.mysql.com/doc/refman/8.0/en/windows-restrictions.html
Directory and file names On Windows, MySQL Server supports only directory and file names that are compatible with the current ANSI code pages. For example, the following Japanese directory name does not work in the Western locale (code page 1252): ... The following restrictions apply to use of MySQL on the Windows platform: Process memory On Windows 32-bit platforms, it is not possible by default to use more than 2GB of RAM within a single process, including ...