Describe concurrency control.
No Answer is Posted For this Question
Be the First to Post Answer
What are the types of model?
Explain the three Level Architecture of the Database System
Define stored procedures.
When we will denormalize data?
IF Statements BLOCK 1 . IF a >= b THEN do_this …..; ELSE do_that….; END IF BLOCK 2 . IF a < b THEN do_that …..; ELSE do_this….; END IF; • Given any pair of non-NULL values for “a” and”b”, will Block 1 and Block 2 do the same thing? • What if either “a” or”b” (or both) is NULL?
What are different partitioning techniques in database?
Explain fully functional dependency?
What is an entity-relationship model?
What is dbms function?
Explain dml compiler?
What is a trigger?
select Nth highest salary by using rownum
4 Answers Ford, TCS, Tech Mahindra,
Oracle (3253)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)