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MySQL NDB Cluster API Developer Guide :: 4.2.2.5 ClusterJ Mappings Between MySQL and Java Data Types
https://dev.mysql.com/doc/ndbapi/en/mccj-using-clusterj-mappings.html
java.util.Date represents date and time similar to the way in which Unix does so, but with more precision and a larger range. The following tables show the mappings used by ClusterJ between common Java data types and MySQL column types. Where Unix ... ClusterJ provides mappings for all of the common MySQL database types to Java ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-page-compression.html
Supported Platforms Page compression requires sparse file and hole punching support. For example, if innodb_page_size=16K and the file system block size is 4K, page data must compress to less than or equal to 12K to make hole punching possible. Hole ... InnoDB supports page-level compression for tables that reside in file-per-table ...
Connectors and APIs Manual :: 3.5.12.4 Connecting Using Web Authentication (WebAuthn) Authentication
https://dev.mysql.com/doc/connectors/en/connector-j-WebAuthn-authentication.html
Web Authentication (WebAuthn) enables user authentication for MySQL Server using devices such as smart cards, security keys, and biometric readers. WebAuthn enables passwordless authentication, and can be used for MySQL accounts that use ...
https://dev.mysql.com/doc/relnotes/connector-cpp/en/news-8-0-6.html
Locks can be requested several times for a given find or select statement. For X DevAPI, CollectionFind and TableSelect implement .lockExclusive() and .lockShared() methods, which request exclusive or shared locks, respectively, on returned ...An ...
https://dev.mysql.com/doc/relnotes/connector-net/en/news-8-0-22.html
Among other capabilities, .NET 5.0 offers uniform runtime behaviors and developer experiences by taking the best of .NET Core, .NET Framework, Xamarin, and Mono. (Bug #31669587, Bug #100306) Microseconds were deserialized incorrectly when ...(Bug ...
https://dev.mysql.com/doc/x-devapi-userguide/en/database-connection-example.html
Sessions are produced by the mysqlx factory, and the returned sessions can encapsulate access to one or more MySQL server instances running X Plugin. Applications that use Session objects by default can be deployed on both single server setups and ... The code that is needed to connect to a MySQL document store looks a lot like the traditional MySQL connection code, but now applications can establish logical sessions to MySQL server instances running the X ...
https://dev.mysql.com/doc/connector-j/en/connector-j-WebAuthn-authentication.html
Web Authentication (WebAuthn) enables user authentication for MySQL Server using devices such as smart cards, security keys, and biometric readers. WebAuthn enables passwordless authentication, and can be used for MySQL accounts that use ...
https://dev.mysql.com/doc/refman/8.4/en/error-log-destination-configuration.html
This is your terminal or console window unless the standard error output has been redirected to a different destination. The server interprets options that determine the default error log destination somewhat differently for Windows and Unix systems. (--console takes precedence over --log-error if both are given, and the following items regarding --log-error do not apply.) If --log-error is not given, or is given without naming a file, the default destination is a file named host_name.err in the data directory, unless the --pid-file option is ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-introduction.html
With foreign keys, inserts, updates, and deletes are checked to ensure they do not result in inconsistencies across related tables. InnoDB is a general-purpose storage engine that balances high reliability and high performance. Key Advantages of ...
https://dev.mysql.com/doc/refman/8.4/en/performance-schema-status-monitoring.html
Other mutexes have an instance per connection, or per page in various caches and data buffers, so the number of instances varies over time. If the value chosen for performance_schema_max_mutex_classes is too small, no error is reported in the error ...Performance_schema_xxx_handles_lost indicates how many instances of object type xxx could not be ...Names for these variables have several ...