DBMS Class 3

Review of Previous Class

13 July 2022, Thursday

Reading Class PPT1

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Field/Attribute/Column: Consists of some Characters of the following types : i.e Numeric, Alphabetic, Alphanumeric, Date etc.

Record/Row/Tuple:

Data- piece of information

Record- combination of related fields.

File/Table- collection of records

Database- collection of Table

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Normalization: 1st, 2nd, 3rd, Database বানানোর জন্য at least 3 ta Normalization লাগবে।