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https://dev.mysql.com/doc/refman/9.7/en/server-options.html
When you start the mysqld server, you can specify program options using any of the methods described in Section 6.2.2, “Specifying Program Options”. The most common methods are to provide options in an option file or on the command line.
https://dev.mysql.com/doc/refman/9.7/en/sql-mode.html
The MySQL server can operate in different SQL modes, and can apply these modes differently for different clients, depending on the value of the sql_mode system variable. DBAs can set the global SQL mode to match site server operating requirements, ...
https://dev.mysql.com/doc/refman/9.7/en/stored-program-restrictions.html
Some of the restrictions noted here apply to all stored routines; that is, both to stored procedures and stored functions. There are also some restrictions specific to stored functions but not to stored procedures. The restrictions for stored ...
https://dev.mysql.com/doc/refman/9.7/en/sys-ps-trace-thread.html
Dumps all Performance Schema data for an instrumented thread to a .dot formatted graph file (for the DOT graph description language). Each result set returned from the procedure should be used for a complete graph. This procedure disables binary ...
https://dev.mysql.com/doc/refman/9.7/en/with.html
A common table expression (CTE) is a named temporary result set that exists within the scope of a single statement and that can be referred to later within that statement, possibly multiple times. The following discussion describes how to write ...
https://dev.mysql.com/doc/refman/9.7/en/charset-applications.html
For applications that store data using the default MySQL character set and collation (utf8mb4, utf8mb4_0900_ai_ci), no special configuration should be needed. If applications require data storage using a different character set or collation, you ...
https://dev.mysql.com/doc/refman/9.7/en/charset-cp932.html
Why is cp932 needed? In MySQL, the sjis character set corresponds to the Shift_JIS character set defined by IANA, which supports JIS X0201 and JIS X0208 characters. (See http://www.iana.org/assignments/character-sets.) However, the meaning of ...
https://dev.mysql.com/doc/refman/9.7/en/components.html
MySQL Server includes a component-based infrastructure for extending server capabilities. A component provides services that are available to the server and other components. (With respect to service use, the server is a component, equal to other ...
https://dev.mysql.com/doc/refman/9.7/en/features.html
This section describes some of the important characteristics of the MySQL Database Software. In most respects, the roadmap applies to all versions of MySQL. For information about features as they are introduced into MySQL on a series-specific ...
https://dev.mysql.com/doc/refman/9.7/en/group-by-functional-dependence.html
The following discussion provides several examples of the ways in which MySQL detects functional dependencies. The examples use this notation: {X} -> {Y} Understand this as “X uniquely determines Y,” which also means that Y is functionally ...