This is why I get nervous about use of " distinct " - the spraddr table may include additional columns which you should use tofilter out data, and " distinct " may be hiding that. Also, you may be generating a massive result set which needs to be filtered by the "distinct" clause, ...
In SQL, NULL is considered a unique value, meaning it will get returned when using the DISTINCT keyword. If you would like to remove NULL values from the result, you could write the following query: SELECT DISTINCT * FROM employee_info WHERE employee_id IS NOT NULL SQL DISTINCT with a ...
In SQL, a NULL value represents a missing or unknown data entry within a database. It is crucial to differentiate NULL from other values like zero or an empty string, as it specifically denotes the lack of data rather than a specific value. When a field is NULL, it indicates that no ...
'1899-12-30 00:00:00.000' appears in Date Time type columns. 'cannot access the file' when run as an SQL Agent Job (works when executed from BIDS) 'DECODE' is not a recognized built-in function name. 'DTEXEC.EXE' is not recognized as an internal or external command, 'gacutil' is ...
Object storage integrationSQL Server 2022 (16.x) introduces new object storage integration to the data platform, enabling you to integrate SQL Server with S3-compatible object storage, in addition to Azure Storage. The first isbackup to URLand the second is Data Lake Virtualization. ...
Learn what is Cursor in SQL with the help of examples. SQL cursor is a database object that is used to manipulate and traverse the result set of a SELECT query.
Object storage integration SQL Server 2022 (16.x) introduces new object storage integration to the data platform, enabling you to integrate SQL Server with S3-compatible object storage, in addition to Azure Storage. The first is backup to URL and the second is Data Lake Virtualization.Data Lake...
Object storage integrationSQL Server 2022 (16.x) introduces new object storage integration to the data platform, enabling you to integrate SQL Server with S3-compatible object storage, in addition to Azure Storage. The first isbackup to URLand the second is Data Lake Virtualization. ...
By default, value encoding is chosen when the sample of distinct values in the column is large enough - otherwise hash encoding usually provides better compression. It is possible for Analysis Services to change the encoding method after the column is partially processed based on further information...
By default, value encoding is chosen when the sample of distinct values in the column is large enough - otherwise hash encoding usually provides better compression. It is possible for Analysis Services to change the encoding method after the column is partially processed based on further information...