CHAPTER 17
Advanced T-SQL and Debugging
By now, you really are becoming proficient in SQL Server and writing code to work with the data and the objects within the database. Already you have seen some T-SQL code and encountered some scenarios that have advanced your skills as a T-SQL developer. You can now look at more advanced areas of T-SQL programming to round out your knowledge and really get you going with queries that do more than the basics.
This chapter will cover the occasions when you need a query within a query, known as a subquery. This is ideal for producing a list of values to search for, or for producing a value from another table ...
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