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https://dev.mysql.com/doc/refman/8.4/en/upgrade-troubleshooting.html
A schema mismatch in a MySQL 8.3 instance between the .frm file of a table and the InnoDB data dictionary can cause an upgrade to MySQL 8.4 to fail. To address this issue, dump and restore affected tables before attempting the upgrade again. If ...
https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-2.html
Bugs Fixed InnoDB: In some cases, following the creation of a very large number of tables (8001 or more), the server could not be restarted successfully. (Bug #110402, Bug #35200385) Group Replication: Running a CREATE TABLE ... (Bug #36808732) ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-stmt-prepare.html
However, they are not permitted for identifiers (such as table or column names), or to specify both operands of a binary operator such as the = equal sign. Metadata changes to tables or views referred to by prepared statements are detected and cause ... int mysql_stmt_prepare(MYSQL_STMT *stmt, const char *stmt_str, unsigned long length) Description Given the statement handler returned by mysql_stmt_init(), prepares the SQL statement pointed to by the string stmt_str and returns a status ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/plugin-api-characteristics.html
This information can be examined in the INFORMATION_SCHEMA.PLUGINS table or using the SHOW PLUGINS statement. Interfaces for several types of plugins exist, such as storage engines, full-text parser, and INFORMATION_SCHEMA tables. The server plugin ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-33.html
It is suitable for use with MySQL Server versions 8.0 and 5.7. The check wrongly rejected queries that had a WITH clause in which there was no space after the comma between two common table expressions. Version 8.0.33 is the latest General ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/mysql-connections-in-javascript-and-python.html
These session objects let you establish and manage concurrent connections to work with multiple MySQL Server instances, or with the same instance in multiple ways, from a single MySQL Shell instance. You can use functions available in JavaScript ...
https://dev.mysql.com/doc/connectors/en/connector-cpp-introduction.html
On Windows platforms, Commercial and Community Connector/C++ distributions require the Visual C++ Redistributable for Visual Studio. The Redistributable is available at the Visual Studio Download Center; install it before installing Connector/C++.
https://dev.mysql.com/doc/connectors/en/connector-net-programming-authentication-user-plugin.html
Advanced users with special security requirements can create their own authentication plugins for MySQL Connector/NET applications. For background and usage information about MySQL authentication plugins, see Authentication Plugins and Writing ...
https://dev.mysql.com/doc/connectors/en/connector-net-tutorials-intro.html
This section provides a gentle introduction to programming with MySQL Connector/NET. The code example is written in C#, and is designed to work on both Microsoft .NET Framework and Mono. This tutorial is designed to get you up and running with ...
https://dev.mysql.com/doc/connectors/en/connector-odbc-architecture.html
The Connector/ODBC architecture is based on five components, as shown in the following diagram: Figure 5.1 Connector/ODBC Architecture Components Application: The Application uses the ODBC API to access the data from the MySQL server. The ...