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This email was created by [your name] who thought you would be interested in the following Article:
"SQL COUNT(*) Vs COUNT(column_name)"
In many case we need to use COUNT function, but always we prefer COUNT(column_name) in placeof COUNT(*) and reason behind that COUNT(column_name) will perform better or faster than COUNT(*).Is this correct?SQL Server can't read just the contents of a single column without reading the...
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