What is Data Modelling?
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How many types of locks are present in a database?
Is redis in memory database?
WHAT IS CARDINALITIES OF JOIN?
Two tables emp(empid,name,deptid,sal) and dept(deptid,deptname) are there.write a query which displays empname,corresponding deptname also display those employee names who donot belong to any dept.
What are the advantages of using database?
What is the use of graph database?
What is Data Modelling?
What are the two categories of Client-Server application development?
How do database connections work?
What happens when shared and exclusive locks are applied on data item?
Explain entity set?
What is table scan and index scan?
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