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Cognizant SQL PLSQL Interview Questions
Questions Answers Views Company eMail

What is an index and types of indexes. How many number of indexes can be used per table ?

12 71157

how to find the second highest salary from emp table?

209 255823

What is normalization? dec 2009

3 5150

There is a table, In one column it has implemented a index, but the index is disturbed by the regular dml statements.. but still we need to keep the index. how it is possible?

1 4490

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing query select * from a,b what will be the output?

7 9131

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Cognizant SQL PLSQL Interview Questions

Un-Answered Questions

how we can start the transient event list from the command line?


Describe about pH indicating plates?


Compare Transformation and Action in Apache Spark?


In topology manager where the data are stored?


how to prepare site mix design


How do you expose a property?


Which bindings are used for metadata configuration in wcf?


When is update method called?


What is entry of Dishonored cheque issued to supplier


Is Odi used in oracle products?


What are the various data sources available in SparkSQL?


I have try to write a record in a TDQ from a fle.... what are the steps to do... can anybody plz come with a solution


Which of the following processes serve as inputs to each other? A. Executing and Controlling B. Planning and Executing C. Planning and Controlling D. Executing and Initiation


How the organization provides guarantee to the exporters


How to create a testing table with test data in ms sql server?