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21322799
DATABASE CONCEPTS
Description
Mind Map on DATABASE CONCEPTS, created by Aparna Dhirde on 17/03/2020.
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Mind Map by
Aparna Dhirde
, updated more than 1 year ago
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Created by
Aparna Dhirde
over 4 years ago
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Resource summary
DATABASE CONCEPTS
File System
Limitations of a File System
Difficulty in Access
Data Redundancy
Data Inconsistency
Data Isolation
Data Dependence
Controlled Data Sharing
Database Management System
File System to DBMS
Key Concepts in DBMS
Database Schema
Data Constraint
Meta-data or Data Dictionary
Database Instance
Query
Data Manipulation
Database Engine
Relational Data Model
Terminology
ATTRIBUTE
TUPLE
DOMAIN
DEGREE
CARDINALITY
Important Properties of a Relation
Keys in a Relational Database
Candidate Key
Primary Key
Composite Primary Key
Foreign Key
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