Search Results
https://dev.mysql.com/doc/c-api/8.4/en/mysql-init.html
If mysql is a NULL pointer, the function allocates, initializes, and returns a new object. NULL if there was insufficient memory to allocate a new object. MYSQL * mysql_init(MYSQL *mysql) Description Allocates or initializes a MYSQL object suitable ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-store-result-nonblocking.html
The two functions differ as follows: mysql_store_result() returns a pointer to a MYSQL_RESULT value that contains the result set, or NULL if there is no result set or an error occurred. When the return status is NET_ASYNC_COMPLETE, the result ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/writing-daemon-plugins.html
A daemon plugin is a simple type of plugin used for code that should be run by the server but that does not communicate with it. This section describes how to write a daemon server plugin, using the example plugin found in the plugin/daemon_example ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/writing-keyring-plugins.html
The general descriptor also refers to keyring_system_variables, a structure that exposes a system variable to the SHOW VARIABLES statement: static struct st_mysql_sys_var *keyring_system_variables[]= { MYSQL_SYSVAR(data), NULL }; The keyring_init ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/writing-password-validation-plugins.html
This section describes how to write a server-side password-validation plugin. The instructions are based on the source code in the plugin/password_validation directory of MySQL source distributions. The validate_password.cc source file in that ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-14.html
(Bug #28971500) X DevAPI: getDefaultSchema() now returns null when no default schema has been set for the Session. (WL #12462) Bugs Fixed X DevAPI: Connector/J returned a NullPointerException when an application tried to establish an XProtocol ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-17.html
(Bug #29807741, Bug #95210) ResultSetMetaData.getTableName() returned null when no applicable results could be returned for a column. (Bug #29452669, Bug #94585) ResultSetImpl.getObject(), when autoboxing a value of a primitive type retrieved from a ... Version 8.0.17 is the latest General Availability release of the 8.0 series of MySQL ...
https://dev.mysql.com/doc/mysql-router/9.4/en/mysql-router-deploying-sandbox.html
Test a MySQL Router installation by setting up a Router sandbox with InnoDB Cluster. In this case, Router acts as an intermediate node redirecting client connections to a list of servers. If one server fails, clients are redirected to the next ...
https://dev.mysql.com/doc/mysql-ai/9.5/en/mys-ai-aml-anomaly-detection-model-types.html
When training the model, the target_column_name parameter must be set to NULL. The target_column_name parameter must specify a column whose only allowed values are 0 (normal), 1 (anomalous), and NULL (unlabeled). All rows are used to train the ...
https://dev.mysql.com/doc/mysql-ai/9.5/en/mys-ai-aml-classification-generate-explanation.html
For the option to set the user name, you can set it to NULL. mysql> CALL sys.ML_MODEL_LOAD(@model, NULL); The following example uses the model handle. mysql> CALL sys.ML_MODEL_LOAD('classification_use_case', NULL); Use the ML_EXPLAIN_TABLE routine ... After training a classification model, you can query the default model explanation or query new model ...