Accessing the Database
A database is useless without an efficient mechanism to create and maintain it. Likewise, we need an efficient method for manipulating the database contents. In other words, we need an efficient method of talking to the database. A number of programming languages have been developed and used over the years, and most computer professionals are literate with the usage of some 3GLs (third generation languages) such as BASIC, C, and so on. However, the 3GLs are general purpose and are not meant for any particular application. As a result, 3GLs are not very efficient for specific applications and might not contain the commands to perform a specific task. This gave popularity to 4GLs (fourth generation languages), which are designed ...
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