Wednesday, 6 August 2014

What is DML (Data Manipulation Language)?


This language that enable user to access or manipulate data as organised by appropriate data model.
Ø  Procedural DML or Low level: DML requires a user to specify what data are needed and how to get those data.

Ø  Non-Procedural DML or High level:  DML requires a user to specify what data are needed without specifying how to get those data.

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