What is the Difference Primary key and Unique Key
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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 is the role of auditor in auditing data oriented applications?
How many types of normalization? What is the use of it?
What is a Transformation?
how node connect with cpu?
what is rcp,if rcp disabled what happen?
What is the purpose of firebase?
What does specialization in DBMS mean?
How concurrency problems effect the database?
How to fetch/retrieve the data from hieranchical database and put it into the relational database? for e.g I want to extract the data from IMS DB2 database which is a hierarchical db and load that data into the relational database which is a SQL server.Are there any tools available for directing extracting data from hierarchical db and loading into the relational database (SQL server)?
What are different types of blocks used in stored procedure?
What are database connection details?
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