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https://dev.mysql.com/doc/internals/en/innodb-field-contents.html
Helpful Notes About NULLs: For the third row, I inserted NULLs in FIELD2 and FIELD3. And the row is shorter because the NULLs take no space. The Field Contents part of the record has all the data. There are no markers between fields, and there is ...
https://dev.mysql.com/doc/ndbapi/en/ndb-nodejs-api-tablemetadata.html
The indexes array of TableMetadata contains one IndexMetadata object per table index. NDB implements a primary key as both an ordered index and a unique index, and might be viewed through the NDB API adapter as two indexes, but through a MySQL ...
https://dev.mysql.com/doc/ndbapi/en/overview-operations.html
Perform attribute retrieval myRecAttr= myOperation->getValue("ATTR2", NULL); For additional examples of this sort, see Section 2.5.2, “NDB API Example Using Synchronous Transactions”. Attribute Actions myRecAttr = myOperation->getValue("ATTR2", ... An NdbTransaction consists of a list of operations, each of which is represented by an instance of NdbOperation, NdbScanOperation, NdbIndexOperation, or NdbIndexScanOperation (that is, of NdbOperation or one of its child ...
https://dev.mysql.com/doc/x-devapi-userguide/en/working-with-data-sets.html
When the last data item has been read and fetchOne() is called again, a NULL value is returned. Operations that fetch data items return a cursor that can be used to consume those data items from the result set. Data items can be read from the ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-about-auto-parallel-load.html
mysql> ALTER TABLE data_files_1 SECONDARY_UNLOAD; Set the SECONDARY_ENGINE of the table to NULL. mysql> ALTER TABLE table_name SECONDARY_ENGINE=NULL; The following example sets the SECONDARY_ENGINE of the table to NULL. mysql> ALTER TABLE ... Auto ...
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/heatwave/en/mys-hw-lakehouse-export-query-results-csv-non-json.html
INTO OUTFILE {URL | URI} 'uri' [FORMAT csv] [CHARACTER SET 'charset_name'] [HEADER {ON | OFF}] [{FIELDS | COLUMNS} [NULL AS 'null_char'] [TERMINATED BY 'string'] [[OPTIONALLY] ENCLOSED BY 'char'] [ESCAPED BY 'char'] ... This topic shows the ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-classification-generate-prediction.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); Make predictions for the test ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-classification-score.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); Score the model with the ML_SCORE ... After generating predictions and explanations, you can score the model to assess its ...