Mssql where is null

The Case Statement in SQL Server is used to evaluate a list of conditions and return one of the possible result expressions. I hope you enjoyed this article. View All. Onkar Sharma Updated date Aug 12, It always evaluates for an integer first, an integer followed by character expression yields an integer as an output.

If all expressions are non-nullable, the result is typed as non-nullable. Returns the data type of expression with the highest data type precedence. Thanks for reading. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Does ES6 make JavaScript frameworks obsolete? Podcast Do polyglots have an edge when it comes to mastering programming Featured on Meta. Now live: A fully responsive profile. Linked 1.

Related Hot Network Questions. Question feed. Stack Overflow works best with JavaScript enabled. Select all records from the Customers where the PostalCode column is empty. We just launched W3Schools videos. Get certified by completing a course today! If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail:. Exercise: Select all records from the Customers where the PostalCode column is empty.