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What is Understanding Database Management Systems about?

A database is an organized collection of data stored in tables. Data can be inserted, edited, and deleted from tables. Tables are made up of rows and columns where each row represents a record and each column represents a field or attribute. Fields have properties like data type, size, default value that are set in design view. Data types include numeric, alphanumeric, date/time etc. Records in tables can be sorted. Relationships between tables are created using primary and foreign keys to maintain referent

Author

Rajesh kuamr

Language

EN