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

Oracle (3258)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

How does join work in sql?

799

What is a primary key sql?

826

What is trigger in pl sql with examples?

811

What is row_number () in sql?

787

What is count * in sql?

791

What are sql commands?

752

What is varchar data type in sql?

767

How do you sort in sql?

824

What is foreign key in sql with example?

728

Is sql pronounced sequel or sql?

1026

How many joins in sql?

770

What is the difference between sum and count in sql?

790

What is the advantage of index in sql?

740

What is schema in sql?

725

Why do we create views in sql?

850

Un-Answered Questions { Databases }

what is user defined functions? : Sql dba

806

How are sql commands classified?

859

Do we need to create index on primary key?

688

Explain the use of compress option in exp command.

781

Differentiate nested loop, hash join and merge join.

844

Which are the different case manipulation functions in sql?

791

What are the benefits of microsoft access?

729

State two functional blocks used in couchbase server?

What is regex in mysql?

786

Explanation about replication server software?

701

Whether use to safe backup log feature in mongodb?

Is sql dba a good career? : SQL DBA

768

Can we create table in function?

775

How column data types are determined in a view?

734

What is subquery explain with example?

859

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