What is the concept of Virtual field?
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Display the employees whose salary is less than average salary.
What is a database string?
a __________ is a virtual table made up of subset of actual table
List some advantages of dbms.
What is the importance of database partitioning?
How much does it cost to build a database?
How to do Data integrity testing? Who does this testing (Developer or tester)?
What is the purpose of firebase?
Given a table Employee which has columns name and salary, write an SQL query to find the employee with the second highest salary.
I have single column in a file. Input 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 my output is file 1 have 1,2,3,10,11,12 file 2 have 4,5,6,13,14,15 and file 3 have 7,8,9 how is it possible in datastage
What are indexes in oracle?
What is lagging in DBMS ?