IsNull can be used to test whether a geometry instance is null. IsNull returns 0 if the instance isn't null, but null if the instance is null. This method is primarily used by the SQL Server ...

I'm trying to put together a DTS package to export data from SQL Server (2k) into a CSV file that I can in turn import into MySQL.The problem I'm running into is SQL Server exports NULL values as ...

I've been in an argument with one of our devs that took an update statement with an inner join and made it a left join (because inner was missing some records somehow in the left table - tableB in ...

A little background Is Null and IsNull () both find null values, but you won’t use them in the same way. You would use Is Null and Is Not Null in query expressions and SQL WHERE clauses.