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Databases Interview Questions
Questions Answers Views Company eMail

how to find the second salary?

HCL, Prithvi,

10 10654

LOV can best describe a) window b)modal c)list d) none of these d)

ESS,

5 5846

can u plz provide me oca sql dumps please i need them

 1470

i need query for displaying the eno,ename in a table from row 2 to row 5

 1 2907

using primary can we relate two table, with out foreign key?

 2295

What is the Difference between the Person_Type_id column in the per_all_people_f and per_person_type_usages_f

 3994

what is the size of date datatype in sql?

 2 4236

Which of the following is used to enter or display data via Internet? Data in it is stored as HTML files, with data read from and written to the database. Macros Queries Forms Pages

Wipro,

1 3999

is it necessary to write group by and order by clause together

HCL, Wipro,

3 9605

how to use select statement as formal parameter in procedure specification?(someone said that using string) ex:-procedure(a in number,select ename from emp ) i am asking syntax like this?

Sierra Atlantica,

1533

How to swap the data of two columns in a table. both the columns containing varchar values.

 9 14898

how to calcuate the second highest salary of he employee

Synechron,

13 15163

what is outer join? what is selef join? what is difference between them? what is cartecion join?

Fiserv, Herbinger, Synechron,

1 10505

i need department wise top 2 employees salary.which logic i will use

 17 27940

If we declare constraints Unique and Not null on a single column then it will act as a Primary key, so what is the use of primary key??

 3 6342

Un-Answered Questions { Databases }

What port does sql server use?

512

What is sql keyword?

568

What is an exception in PL/SQL? What are the two types of exceptions?

633

explain the options of myisamchk to improve the performance of a table. : Sql dba

549

State some of the criticism about sybase iq?

503




What are the restrictions on external table columns?

552

what is a trigger in mysql? Define different types of trigger. : Sql dba

558

What language does postgresql use?

426

Explain entity ?

606

How to count rows with the count(*) function in ms sql server?

540

What is delete command in sql?

558

How to Change a users password from unix shell.

574

What is cursor in ms sql server?

569

What are the different types of backup available in the oracle?

300

What does postgresql stand for?

441

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