What are five main functions of a database administrator?
What is data modelling explain?
Explain the hierarchical database?
Why rdbms is not suitable for big data?
Why indexing is used in database?
What is stored procedure in database?
What are the disadvantages of a database?
What is data types in database?
Define denormalization.
Mention a query to add email validation to your database
Suppose database is running slow, what will you do?
What do you understand by aggregation and atomicity?
Who proposed the relational model?
What is the most used database?
What do you understand by unique key?