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

Oracle (3259)
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

What is the difference between primary key and unique key and foreign key in oracle?

1003

what is the difference between substr and instr function in oracle?

1102

Explain the difference between sap and oracle?

1051

What is oracle join syntax?

1016

What is sybase infomaker?

976

Explain the advantages of sybase iq.

911

Explain the features of sybase.

919

Explain the role of replication server in sybase.

889

What are the advantages that you can get from mainframe connect in sybase?

878

What is coalesce in sybase?

961

Explain table partitioning in sybase.

936

Explain the advantages of data integration suite in sybase.

892

What do you mean by sybase iq?

908

What do you mean by asa in sybase?

1005

Is sybase a database? Explain.

973

Un-Answered Questions { Databases }

What is a candidate key in dbms?

1088

what happens if null values are involved in expressions? : Sql dba

1058

What is stored procedures?

1062

How do stored procedures work?

1069

How to convert a table data in XML format in sql server?

2558

What is the difference between clustered and a non-clustered index?

1043

What are the Types of repositories in ODI?

597

Explain unique key in sql.

1031

As per your opinion what are the five top responsibilities of a dba? : sql server database administration

1152

What is form view access?

800

How does one get the view definition of fixed views/tables?

1033

When should I execute an sp_recompile in sybase?

914

What is Collation Sensitivity ? What are the various type ?

966

What are the database objects?

1074

How to run sql*plus commands in sql developer?

1174

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