Transactional control commands allow users to manipulate various transactions in maintaining database integrity. In SQL, transactions begin when applications are executed. The very first transaction is started at the onset of the SQL application, while the last transaction is ended when the application...

Programs must be declared before they can be used. PL/SQL supports mutual recursion, in which program A calls program B, whereupon program B calls program A. To implement this mutual recursion, you must use a forward declaration of the programs. This technique declares a program in advance of the program...

Hi there

I was reading this month edition of SQL Server Magazine and in an article about securing Sql Server environment , the author mentioned that developer should try to have the website and the databases run in separate servers for security. I have a shared hosting account and was...