Data Flow Diagram (DFD) With Example in Database Urdu/Hindi

#dfd #database #diagram

In this video, we'll be learning about the Data Flow Diagram (DFD) and how to create one in Database Urdu/Hindi.

If you're interested in learning about data flows in databases, then this is the video for you! In this lesson, we'll be learning about the DFD and how to create it using a simple database example. By the end, you'll have a better understanding of how data flows in a database and be able to create your own DFDs using similar examples!

The data flow diagram used the following symbols:

Data Flow:
The data flow symbol is used to express the flow of information from one entity to another entity in the system.
Data Store:
The data store symbol is used as a repository for the storage of data.
Process:
The process symbol is used to express the transformation of incoming data flow into outgoing data flow.
External Entity:
An entity that interacts with the system from outside the system is called an external entity.
Collector:
The collector symbol is used to express several data flow connections terminating at a single location.
Separator:
The separator is used to separate data from a single source to multiple sinks.

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