Strand 3 Maya Mangindin 3.7 Databases. A structured set of data held in a computer, esp. one that is accessible in various ways Google Definition.

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Strand 3 Maya Mangindin 3.7 Databases

A structured set of data held in a computer, esp. one that is accessible in various ways Google Definition

3.7 Databases Databases lie at the heart of most IT systems; they enable organizations to maintain accurate and comprehensive records. The social and ethical issues of databases could be the rights of individuals with respect to the storage and potential sale of their personal data or the ease of data mining and data matching.

3.7 Databases It concepts: -table -Field, data types, key field/primary key, secondary key -Record -Flat-tile databases, relational database, normalization - Databases management system -specialized databases: web data bases, online encyclopedias

3.7 Databases Techniques - Table - Field, data types, key field/primary key, secondary key - Record - Linking tables to create a relational database - Data maintenance: changing, editing, deleting records - Data entry form - Report generation - Creating and editing simple macros - Mail merge

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