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https://dev.mysql.com/doc/internals/en/replication.html
The MySQL replication feature allows a server - the master - to send all changes to another server - the slave - and the slave tries to apply all changes to keep up-to-date with the master. The slave has another thread, called the SQL thread, that ... Status of this section: up to date 2009-10-21 This chapter describes MySQL replication principles, rules, and code, as it is supposed to work in version ...
https://dev.mysql.com/doc/internals/en/ssl.html
The SSL suppport is announced in Initial Handshake Packet sent by the server via CLIENT_SSL and is enabled if the client returns the same capability. For an unencrypted connection the server starts with its Initial Handshake Packet: 36 00 00 00 0a ... The MySQL Protocol also supports encryption and authentication via ...
https://dev.mysql.com/doc/internals/en/start-event-v3.html
Payload 2 binlog-version string[50] mysql-server version 4 create timestamp Fields binlog-version (2) -- version of this binlog format. mysql-server version (string.fix_len) -- [len=50] version of the MySQL Server that created the binlog.
https://dev.mysql.com/doc/internals/en/test-faults-macros.html
DBUG_CRASH_ENTER (function) is equivalent to DBUG_ENTER, which registers the beginning of a function but in addition allows for crashing the server while entering the function if the appropriate dbug instruction is set. DBUG_CRASH_RETURN (value) is ... DBUG_EXECUTE_IF (keyword, code) allows executing a piece of code if the appropriate dbug instruction is ...
https://dev.mysql.com/doc/internals/en/test-faults-usage.html
SET SESSION debug="+d,function_crash_return"; will crash the server while returning from function.
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/ndbapi/en/mgm-concepts.html
NdbMgmHandle Working with Log Events Structured Log Events NdbMgmHandle Each MGM API function needs a management server handle of type NdbMgmHandle. While it is possible to do so (if you implement your own locks), this is not recommended; each ...
https://dev.mysql.com/doc/relnotes/connector-net/en/news-9-3-0.html
OpenTelemetry .NET version 1.11.2 (WL #16852) Bugs Fixed The test GetSchemaReturnColumnsByOrdinalPosition() in the testsuite failed because the server has changed the precision for displaying floating values resulted from arithmatic operations. (Bug ... Functionality Added or Changed Bugs Fixed Functionality Added or Changed The following are the updated version requirements of Connector/NET on some of the third-party libraries it uses (see Connector/NET Installation for details): Google Protobuf .NET version 3.30.0 ZstdSharp version 0.8.5 Kerberos version 1.21.3 BouncyCastle version ...
https://dev.mysql.com/doc/relnotes/connector-odbc/en/news-8-4-0.html
Security Notes Functionality Added or Changed Bugs Fixed Security Notes For platforms on which Connector/ODBC utilizes MySQL Server's bundled OpenSSL library (MacOS, Windows, and GenLinux), MySQL Server's linked OpenSSL library was updated to ...
https://dev.mysql.com/doc/relnotes/connector-python/en/news-8-0-30.html
(WL #14815) Added or renamed collations to align with MySQL Server 8.0.30. Support for MySQL 5.7 collations is preserved for connections to a MySQL 5.7 server. (WL #15212) Implemented an authentication mechanism to instantiate only required ...