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https://dev.mysql.com/doc/internals/en/debug-sync-activation-deactivation.html
A syntactically correct string is parsed into a debug synchronization point action and stored apart from the variable value. The Debug Sync facility is an optional part of the MySQL server. The Debug Sync Facility, when compiled in, is disabled by ...
https://dev.mysql.com/doc/internals/en/determining-authentication-method.html
Client informs about the user account it wants to log into in the Handshake Response Packet. Method used for authentication is tied to the user account and stored in the plugin column of mysql.user table. Only then server can look-up the mysql.user ...
https://dev.mysql.com/doc/internals/en/error-message-adding.html
The comp_err program compiles the text error message file or files into language-specific errmsg.sys files that each are located in the appropriate language directory under sql/share: Before MySQL 5.5, comp_err reads errmsg.txt and writes errmsg.sys ... The procedure for adding error messages depends on which version of MySQL you are using: Before MySQL 5.0.3, error messages are stored in errmsg.txt files in the language directories under ...
https://dev.mysql.com/doc/internals/en/error-messages-5-0-3-higher.html
(If there is no translation into a given language for a given error message, the message from the default language will be used.) The start-error-number line indicates the number to be assigned to the first error message. The file you edit to add a ...
https://dev.mysql.com/doc/internals/en/example-one-mysql-packet.html
A COM_QUERY for select "012345678901234567890123456789012345" without CLIENT_COMPRESS has a payload length of 46 bytes looks like: 2e 00 00 00 03 73 65 6c 65 63 74 20 22 30 31 32 .....select "012 33 34 35 36 37 38 39 30 31 32 33 34 35 36 37 38 ...
https://dev.mysql.com/doc/internals/en/fine-tuning-installation-paths.html
(experimental) Here is an example how to modify STANDLONE layout slightly and install libraries into the lib64 subdirectory instead of the default lib: cmake .. If you come from an Autotools background, you are familiar with options such as ...
https://dev.mysql.com/doc/internals/en/flush-tables.html
This is mainly to ensure that if someone adds a new table outside of MySQL (for example, by copying files into a database directory with cp), all threads will start using the new table. The idea of FLUSH TABLES is to force all tables to be closed.
https://dev.mysql.com/doc/internals/en/generating-browsable-binary-log-information.html
These commands create a subdirectory named html containing the HTML output: shell> doxygen -g shell> doxygen To view the top-level index page, load the html/index.html file into your browser. Source files in the sql directory of a MySQL source tree ...
https://dev.mysql.com/doc/internals/en/getting-source-tree.html
This section describes how to obtain the MySQL source tree, which is currently available on GitHub. For more information about MySQL's move to GitHub, refer to the announcement on the MySQL Release Engineering blog: MySQL on GitHub To obtain the ...
https://dev.mysql.com/doc/internals/en/guided-tour-major-directories-test.html
To run a test named some.test with the debugger in embedded mode you could do this: Run libmysqld/examples/test_run --gdb some.test. This creates a libmysqld/examples/test-gdbinit file which contains the required parameters for mysqltest. Make a ...