BCIS

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Author:
10mosolis
ID:
46692
Filename:
BCIS
Updated:
2010-11-02 01:28:53
Tags:
BCIS
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Description:
Test 2 Review
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  1. Database:
    Collection of information that you organize and access according to the logical structure of the information.
  2. Operational Database:
  3. Relational Database:
    series of logically related two-dimensionl tables or files for storing information.
  4. OLTP (Online transaction processing):
    gathering and processing information and updating existing information to reflect the processed information
  5. OLAP (Online analytical processing):
    manipulation of information to support decision making
  6. Logical structure:
  7. Primary Key:
    field (or group of fields) that uniquely describes each record.
  8. Foreign Key:
    primary key of one file that appears in another file

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