||SQL Server Tips by Gama and Naughter
Using Query Analyzer
Query Analyzer is a great tool for debugging SP’s and testing TSQL
This will be useful for testing XP’s as well because they are often
wrapped by SP’s or UDF’s.
An interesting detail about the GUI is that the selected code (with
a blue background) is the only code in the editor affected by the
“execute” or “parse” actions. Unless there is no selection and
therefore it affects all the code.
The Parse Query button tests TSQL code for syntax errors, it will
return no errors if the code is syntactically correct, even if
logically incorrect. For example, the following code is a valid
However, the table tblTest does not exist and the code returns an
error when executed:
Both parse and execute commands will only execute the selected text:
If there were no selection then both statements would execute.
The above book excerpt is from:
Turbocharge Database Performance with C++ External Procedures
Joseph Gama, P. J. Naughter