This article discusses the “DROP IF EXISTS” statement available in SQL Server 2016 and later versions. “IF EXITS” is the latest optional clause added in the existing DROP statement in SQL Server 2016 ...
In this article we will learn how to check if a stored procedure exists before creating it. We can use the below script which will drop the proc if it exists and then ...
clauses IN and EXISTS are interchangeable. However, they’re quite different in how they handle NULL values and may give different results. The problem comes from the fact that, in an Oracle database, ...
Though SQL (Structured Query Language) for databases has proved to be indispensable through decades of use, differences among SQL versions can challenge a software developer. For example, Microsoft's ...
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