SQL PLSQL Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

I have a tablle like this. cust acc --------------- a 1 b 2|3 c 4|5|6 I Want below o/p: cust acc ----------- a 1 b 2 b 3 c 4 c 5 c 6 Please any one can you have any ideas share me. I have urgent requirement.

Cap Gemini, MTS,

4 12415

How to find only %th Highest Sal

Infogain, Symphony,

6 12270

How will you make performance better for application including front end and back

Metric Stream,

2 9815

Name Salary Abc 50000 Abc 50000 xyz 20000 find the max salary using aggregate function?

CTS,

2 10620

What are the Diff B/W Cursor and REF Cursor

CTS,

3 13119

difference between table level constraint and column level and advantages of table level constraint

Doyensys,

4 15624

I have 2 packages A and B. Now package A references Package B and Package B references Package A. How do you compile such inter-dependent objects in PL/SQL

Doyensys, Infosys, Metric Stream,

5 19352

I have a table .in the table 100 recored is there .we have get the single row with out using clause..

3 9277

In table a 1lakh data is present,in table b 20 thousand data is present, to get unique data from table a and b which join to be considered. whether right outer join or left inner join.

GE,

2 5328

I have 2 table A and B. In A 1 lakh record is present. In b 20 thousand data is present. To get the unique data from table A and B which join we should prefer left inner join or right outer join. Please answer.

GE,

4 9946

if table named a is there and 4 records are there then how to swap (1 and 3) and (2 and 4) records at a time

1 3802

. have a tablle like this: cust acc ----------- a 1 b 2 b 3 c 4 c 5 c 6 I Want below o/p: cust acc --------------- a 1 b 2|3 c 4|5|6 Please any one can you have any ideas share me. I have urgent requirement. CUST ACC a dv b fg b bh c mk c cl c so result:- A B c dv fg mk bh cl so

3 6351

when normalization is required

HCL,

3 7791

can i create trigger on synonym is it possible or not please help me

CGI,

4 10996

I Defined SP1, Sp2 (sp=StoreProcedures)In Package Specification but I Implemented Sp1, sp2, sp3, sp4, sp5 then What type of Error You will find????

Infosys,

3 11672

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Un-Answered Questions { SQL PLSQL }

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991

What is an inconsistent dependency?

1046

Explain isolation levels. : Transact sql

1068

What is cursor in pl sql?

1116

How you can copy a file to file content and file to pl/sql table in advance pl/sql?

1145

Explain cursor types?

1022

How to process query result in pl/sql?

1128

How do I run a script in sql developer?

946

How can we implement rollback or commit statement in a trigger?

1034

What steps server process has to take to execute an update statement?

975

Which join is default?

952

What is sql and db2?

1003

What is compute?

1086

Which nosql database is best?

975

what are myisam tables? : Sql dba

1032

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