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What is OCR? OCR (Optical Character Recognition) is a technology that enables you to change different types of machine-readable documents, like scanned paper documents, PDF fil
What is Gathering information and Producing ERD Gathering information: This could be a written document that explains the system in question with reasonable quantity of detai
I have a small project that contains 3 deliverable s. I have done the first one and I would like you to help me with second one
Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4
What is known as a search key? An attribute or set of attributes used to look up records in a file is known as a search key.
#explain five disadvantages of a dbms..
Probelm: (a) A distributed database (DDB) is a collection of multiple, logically interrelated databases which are physically distributed over a computer network" (i) Give a
Partial Key : It is a group of attributes that can uniquely identify small entities and that are related to same base entity. It is sometime named as Discriminator. Altern
Differance between internal and external schema? Internal and external schema: Internal Schema • Describes the physical storage structure • Uses a physical data model External
Data slice explanation
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