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Question: What will be the output of the following query?
SELECT REPLACE(TRANSLATE(LTRIM(RTRIM('!! ATHEN !!','!'), '!'), 'AN', '**'),'*','TROUBLE') FROM DUAL;

Answer: TROUBLETHETROUBLE.



Category SQL Interview Questions & Answers - Exam Mode / Learning Mode
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Question: What will be the output of the following query?
SELECT REPLACE(TRANSLATE(LTRIM(RTRIM('!! ATHEN !!','!'), '!'), 'AN', '**'),'*','TROUBLE') FROM DUAL;

Answer:

TROUBLETHETROUBLE. Source: CoolInterview.com


step by step i will explain:
1st step : rtrim('!!athen!!','!') its out put come like this "!!athen"
2nd step: ltrim('!!athen','!') its out put come "athen"
3rd step :trancelate('athen','an','**') its output come like this "*the*"
4th step :replace('*the*','*','trouble')
finally its output being look like this "trouble the trouble" Source: CoolInterview.com

Answered by: bapi | Date: 10/21/2007 | Contact bapi Contact bapi

will not compile, since Ltrim and Rtrim are accept ony one agument, here two arguments are given [ RTRIM('!! ATHEN !!','!') ] Source: CoolInterview.com

Answered by: Makesh prabu | Date: 12/23/2009 | Contact Makesh prabu Contact Makesh prabu

SELECT REPLACE(TRANSLATE(LTRIM(RTRIM('!! ATHEN !!','!'), '!'), 'AN', '**'),'*','TROUBLE') FROM DUAL;

Ans:
step1:ATHEN
step2:*THE*
step3:TROUBLETHETROUBLE
finalresult:TROUBLETHETROUBLE Source: CoolInterview.com

Answered by: vikneswaran | Date: 2/9/2010 | Contact vikneswaran Contact vikneswaran


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