What is the difference between internal and external schema?
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What is an optimization and performance tuning and how does it really work in practical projects?
What are the types of database servers?
What is Data Redundancy and Consistency ?
Explain the terms database and dbms. Also, mention the different types of dbms.
What is the definition of database management system?
What's the difference between delete and truncate ?
What is mean by dbms?
What is an entity-relationship model?
What is the difference between hashed file stage and sequential file stage in relates to datastage server?
Define identity and uniqueidentifier property of column?
What is father dbms?
What are the main characteristics of database approach?