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https://dev.mysql.com/doc/refman/8.4/en/where-optimization.html
This is also done for any NOT NULL expression when used with only one table. A table that is used with a WHERE clause on a PRIMARY KEY or a UNIQUE index, where all index parts are compared to constant expressions and are defined as NOT NULL. This ...
https://dev.mysql.com/doc/mysql-ai/9.4/en/mys-ai-aml-using-a-recommendation-model-items-to-users.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('recommendation_use_case', NULL); Make predictions for the test ...
https://dev.mysql.com/doc/mysql-ai/9.4/en/mys-ai-aml-using-a-recommendation-model-users-to-items.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('recommendation_use_case', NULL); Make predictions for the test ...
https://dev.mysql.com/doc/internals/en/bas-ext.html
Return Values Return value is a null-terminated string array of storage engine extensions. Purpose Defines the file extensions used by the storage engine. Synopsis virtual const char ** bas_ext ( ); ; Description This is the bas_ext method. It is ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-lakehouse.html
Setting NULL to all JSON options means that the default task of classification is used for training. mysql> CALL sys.ML_MODEL_LOAD(@bank_model, NULL); Insert the data to predict and explain directly into a JSON object named @row_input. If you have ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/adding-native-function.html
This function should also set maybe_null = 0 if the main function cannot return a NULL value. The function can check whether any of the function arguments can return NULL by checking the arguments' maybe_null variable. If you want to return NULL ...
https://dev.mysql.com/doc/refman/8.4/en/alter-tablespace.html
It can be used to add a new data file to, or to drop a data file from an NDB tablespace. It can also be used to rename an NDB Cluster Disk Data tablespace, rename an InnoDB general tablespace, encrypt an InnoDB general tablespace, or mark an InnoDB ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-advisor-data-placement.html
mysql> CALL sys.heatwave_advisor(NULL); Running Advisor with only the target_schema option runs the Data Placement Advisor on the specified schemas with the default option settings. Data placement keys are used to partition table data among MySQL ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-async-exec-prepared-stmt.html
If the schema is already set for the current session, you can set this parameter to NULL to use the current session schema. If set to NULL, execute_prepared_stmt_async is used as the default task name. Syntax Example mysql> CALL ... The ...
https://dev.mysql.com/doc/refman/8.4/en/performance-schema-setup-threads-table.html
row *************************** NAME: thread/performance_schema/setup ENABLED: YES HISTORY: YES PROPERTIES: singleton VOLATILITY: 0 DOCUMENTATION: NULL ... row *************************** NAME: thread/sql/main ENABLED: YES HISTORY: YES PROPERTIES: ...It exposes thread class names and attributes: mysql> SELECT * FROM performance_schema.setup_threads\G *************************** ...