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https://dev.mysql.com/doc/internals/en/source-file-archaeological-notes.html
log_event_old.h/log_event_old.cc (present in MySQL 5.1.18 and up): Classes to read and execute old versions of the row log events: Write_rows_log_event_old Update_rows_log_event_old Delete_rows_log_event_old Prior to MySQL 5.1.17, those classes ...
https://dev.mysql.com/doc/internals/en/stored-programs.html
The content formerly located in this chapter is now maintained in the Stored Programs section of the MySQL Server Doxygen documentation, available at https://dev.mysql.com/doc/index-other.html.
https://dev.mysql.com/doc/internals/en/support-for-update.html
If the table being updated contains timestamp columns, the updating of the timestamp will have to be managed in the update_row() call. Performing an update will depend on row format and storage implementation. Some storage engines will replace data ...
https://dev.mysql.com/doc/internals/en/transaction-overview.html
The storage engine stores transaction information in per-connection memory and also registers the transaction in the MySQL server to allow the server to later issue COMMIT and ROLLBACK operations. After work is completed, the MySQL server will call ... Transactions are not explicitly started on the storage engine level, but are instead implicitly started through calls to either start_stmt() or ...
https://dev.mysql.com/doc/internals/en/transactions-notes-on-ddl-and-normal-transaction.html
Besides, each DDL statement in MySQL begins with an implicit normal transaction commit (a call to end_active_trans()), and thus leaves nothing to modify. Perhaps, for consistency, MySQL should always commit a normal transaction after a DDL ... DDL ...
https://dev.mysql.com/doc/internals/en/writing-platform-checks.html
If you modify MySQL source and want to add a new platform check, please read http://www.vtk.org/Wiki/CMake_HowToDoPlatformChecks first. In MySQL, most of the platform tests are implemented in configure.cmake and the template header file, ...Bigger ...
https://dev.mysql.com/doc/internals/en/writing-services-for-use-from-plugins.html
For complete instructions on writing a service, see the HOWTO file in the libservices directory within a MySQL source distribution. A service named xxx will have a file named service_xxx.h in the include/mysql directory. Services are implemented by ...
https://dev.mysql.com/doc/mysqld-version-reference/en/build-options.html
The following table details the CMake configuration options available when building MySQL Server from source. Whether the item is available in the corresponding MySQL Server series. Introduced: The version or versions in which the item was ...
https://dev.mysql.com/doc/mysqld-version-reference/en/information-schema-tables.html
The following table shows all INFORMATION_SCHEMA tables available in MySQL Server. Whether the item is available in the corresponding MySQL Server series. Introduced: The version or versions in which the item was introduced. Deprecated: The version ...
https://dev.mysql.com/doc/mysqld-version-reference/en/loadable-functions.html
The following table shows all loadable functions available in MySQL Server. Whether the item is available in the corresponding MySQL Server release series. Introduced: The version or versions in which the item was introduced. Deprecated: The ...