How data are stored in database?
Explain the key constraints and constraints on Null Values with examples?
Explain the hierarchical database?
What are the objectives of rdbms?
How to unzip a file in ssis?
How to prevent concurrent access to my data?
What is structure of dbms?
Why is databases important in healthcare?
What are indexes? What are b-trees?
What is ddl in dbms?
Is dynamodb a document database?
How to lock records in a table?
Can group by and ordered by used in a single query?