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https://dev.mysql.com/doc/refman/8.4/en/innodb-change-buffer.html
On disk, the change buffer is part of the system tablespace, where index changes are buffered when the database server is shut down. Configuring Change Buffering When INSERT, UPDATE, and DELETE operations are performed on a table, the values of ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-information-schema-transactions.html
That blocking lock request is for a row or table lock held by another transaction in an incompatible mode. data_lock_waits: This Performance Schema table indicates which transactions are waiting for a given lock, or for which lock a given ...Each ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-information-schema-understanding-innodb-locking.html
When a transaction updates a row in a table, or locks it with SELECT FOR UPDATE, InnoDB establishes a list or queue of locks on that row. Similarly, InnoDB maintains a list of locks on a table for table-level locks. If a second transaction wants to ...At any given time, a transaction may request a lock that is held by another transaction, in which case it is blocked by that other ...
https://dev.mysql.com/doc/refman/8.4/en/performance-schema.html
Event collection provides access to information about synchronization calls (such as for mutexes) file and table I/O, table locks, and so forth for the server and for several storage engines. Performance Schema tables are considered local to the ...
MySQL 8.4 Reference Manual :: 19.2.1.3 Determination of Safe and Unsafe Statements in Binary Logging
https://dev.mysql.com/doc/refman/8.4/en/replication-rbr-safe-unsafe.html
Trigger or stored program updates a table having an AUTO_INCREMENT column. In addition, an INSERT into a table that has a composite primary key containing an AUTO_INCREMENT column that is not the first column of this composite key is unsafe. ON ...
https://dev.mysql.com/doc/refman/8.4/en/subquery-restrictions.html
In general, you cannot modify a table and select from the same table in a subquery. FROM t ...); Exception: The preceding prohibition does not apply if for the modified table you are using a derived table and that derived table is materialized ...
https://dev.mysql.com/doc/refman/8.4/en/thread-pool-elements.html
In older versions of MySQL, the monitoring tables were INFORMATION_SCHEMA tables (see Section 28.5, “INFORMATION_SCHEMA Thread Pool Tables”). The INFORMATION_SCHEMA tables are deprecated; expect them to be removed in a future version of MySQL.
https://dev.mysql.com/doc/refman/8.4/en/replication-privilege-checks.html
When REQUIRE_ROW_FORMAT is set for a replication channel, the replication applier does not create or drop temporary tables, and so does not set the pseudo_thread_id session system variable. You can create a user account with the appropriate ... By ...
https://dev.mysql.com/doc/connectors/en/connector-odbc-examples-programming-net.html
5.6.7.2.1 Using Connector/ODBC with ODBC.NET and C# (C sharp) The following sample creates a table my_odbc_net and demonstrates its use in C#. This section contains simple examples that demonstrate the use of Connector/ODBC drivers with ODBC.NET.
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-data-drift-detection.html
MySQL HeatWave AutoML includes data drift detection for the following models: Classification Regression Anomaly detection (as of MySQL 9.3.2) Before You Begin Review how to Create a Machine Learning Model. You can monitor data drift in the model ...