C H A P T E R 13
Essentials for Effective Coding
Now that you know how to build and work with SQL Server objects, and insert, update, and delete data as well as retrieve it, you can move on to more of the T-SQL essentials required to complete your programming knowledge.
Potentially, the most important area covered by this chapter is error handling. After all, no matter how good your code is, if it cannot cope when an error occurs, then it will be hard to keep the code stable and reliable. There will always be times that the unexpected happens, from strange input data to something happening on the server. However, this is not the only area of interest. You will be looking at methods to perform aggregations of data and grouping data together. ...