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SQL PLSQL Interview Questions
Questions Answers Views Company eMail

write sub query for eliminating duplicate rows using analytical function?

Metric Stream,

3 11733

what is switch column,colums cost in oracle?

Metric Stream,

3121

what are the tunnig tables you used for tuning a query and tell me some of coloumns in that tuning tables?

Metric Stream,

1 8521

we have a package and we have grants to execute that package inside of that we have table, here we don't have privileges to this table? whether this package will execute or not?

TCS,

3 7586

display records from 5 to 9 using rowid or rownum

Agile Software,

5 14140

How to update salary of employees department wise?

 6 13196

what are the methods using performance tunning in sql and pl/sql

 2 5551

i have a table like this. i want to output like this c1 c2 c1 c2 1 10 1 10 2 20 2 30 3 30 3 60 4 40 4 100 5 5 5 105 c1 and c2 are columns in a table .i want output like this c2 values are 10,10+20,10+20+30,10+20+30+40.10+20+30+40+5. write a sql query.pls help this i want urgent.

IBM, Loginworks, OFSS,

2 9658

How do you display "13th of November, 17 days left for month end" without hardcoding the date.

 3 6145

How do you use collections in procedure to return the resultset?

 1782

How to get second highest salary from a table

 3 5965

What is the maximum number of triggers,can apply to a single table?

 2 7899

What packages(if any) has oracle provided for use by developers?

 1 5016

25.67,-1 Trunc = 20 Round= 30 HOW????

Karrox,

2 6710

i have a customer table. trans_id trans_date trans_amt debit_credit_indicator 001 01-JAN-13 1099 cr 001 12-JAN-13 500 db 002 24-FEB-13 400 db 002 23-MAR-13 345 cr 001 18-APR-13 800 cr 002 15-MAR-13 600 db 001 12-FEB-13 200 cr i want like this output. trans_id trans_amt debit_credit_indicator i want get highest credit amount and lowest credit amount and highest debit amount and lowest debit amount for each trans_id.

Oracle,

2 5074

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Un-Answered Questions { SQL PLSQL }

What will you get by the cursor attribute sql%found?

532

What is a unique constraint?

606

Can you do multiple joins in sql?

543

how many values can the set function of mysql take? : Sql dba

528

Which version of sql do I have?

555




What are string functions in sql?

669

what is online transaction processing (oltp)? : Sql dba

520

How to write html code in pl sql?

573

Why do we use joins?

560

how to see the create table statement of an existing table? : Sql dba

518

what is foreign key? : Sql dba

579

How can the performance of a trigger be improved?

588

What is a Mapplet?

640

What is full form of rtm?

526

How do I create a sql database?

518

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