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https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-1.html
(Bug #35902913) MySQL now calls plugin->deinit() with a valid plugin struct as an argument regardless of the plugin's type. (Bug #35317691) MySQL LDAP SASL authentication, when used with the GSSAPI method to access an OpenLDAP server, was rejected ...It was removed due to a critical issue that could stop the server from restarting following the creation of a very large number of tables (8001 or ...
https://dev.mysql.com/doc/connectors/en/connector-python-opentelemetry.html
MySQL Server added OpenTelemetry support in MySQL Enterprise Edition version 8.1.0, which is a commercial product. Optionally use the [telemetry] shortcut when installing the mysql-connector-python pip package to pull in specific OpenTelemetry ...
https://dev.mysql.com/doc/connector-python/en/connector-python-opentelemetry.html
MySQL Server added OpenTelemetry support in MySQL Enterprise Edition version 8.1.0, which is a commercial product. Optionally use the [telemetry] shortcut when installing the mysql-connector-python pip package to pull in specific OpenTelemetry ...
https://dev.mysql.com/doc/internals/en/connection-phase.html
At this stage client can request SSL connection, in which case an SSL communication channel is established before client sends its authentication response. Note In case the server sent a ERR packet as first packet it will happen before the client ...
https://dev.mysql.com/doc/internals/en/creating-handlerton.html
An integer that uniquely identifies the storage engine within the MySQL server. The slot number is initialized by MySQL after foo_init() is called. Possible values are defined in sql/handler.h and copied here: #define HTON_NO_FLAGS 0 #define ... The ...
https://dev.mysql.com/doc/internals/en/open.html
For an example of how to implement file locking, see the get_share() and free_share() methods of sql/examples/ha_tina.cc. Synopsis virtual int open ( name, mode, test_if_locked); const char * name ; int mode ; uint test_if_locked ; Description This ...
https://dev.mysql.com/doc/refman/8.4/en/access-control.html
MySQL enables the creation of accounts that permit client users to connect to the server and access data managed by the server. The primary function of the MySQL privilege system is to authenticate a user who connects from a given host and to ...
https://dev.mysql.com/doc/refman/8.4/en/memory-use.html
MySQL allocates buffers and caches to improve performance of database operations. The default configuration is designed to permit a MySQL server to start on a virtual machine that has approximately 512MB of RAM. You can improve MySQL performance by ...The InnoDB buffer pool is a memory area that holds cached InnoDB data for tables, indexes, and other auxiliary ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-limitations-transactions.html
NDBCLUSTER stores only part of a column value that uses any of MySQL's BLOB or TEXT data types in the table visible to MySQL; the remainder of the BLOB or TEXT is stored in a separate internal table that is not accessible to MySQL. One workaround ...
https://dev.mysql.com/doc/connectors/en/connector-j-usagenotes-spring-config-connpooling.html
Although MySQL does not spawn an extra process when a connection is made, there is still a small amount of overhead to create and set up the connection. Setting up pooling of MySQL connections with Spring is as simple as changing the data source ...