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

Oracle (3253)
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?

1 1063

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

1 1163

Explain the difference between sap and oracle?

1 1107

What is oracle join syntax?

1 1076

What is sybase infomaker?

1 1057

Explain the advantages of sybase iq.

1 960

Explain the features of sybase.

1 976

Explain the role of replication server in sybase.

1 942

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

1 921

What is coalesce in sybase?

1 1010

Explain table partitioning in sybase.

1 980

Explain the advantages of data integration suite in sybase.

1 942

What do you mean by sybase iq?

1 955

What do you mean by asa in sybase?

1 1048

Is sybase a database? Explain.

1 1027

Un-Answered Questions { Databases }

Does view occupy space?

1004

Have you written applications to retrieve stored images in a table?

1081

How do I start sql server 2017?

1005

What is a scheduled job or what is a scheduled task?

1029

What are the source of constraints?

1003

How to remove duplicate rows from table except one?

1077

Suppose database is running slow, what will you do?

2586

Why should you use or avoid select * statements?

1100

explain different types of backups avaialabe in sql server? Given a particular scenario, how would you go about choosing a backup plan? : Sql server database administration

1120

How did mongodb get its name?

What is a coalesce function?

1274

Plz send me Oracle Pl/Sql [1z0-147] dumps to this mail? sivakumarr1987@gmail.com

1895

What are the risks of storing a hibernate-managed object in a cache? How do you overcome the problems?

1184

what is sql server agent? : Sql dba

1171

If a cursor is open, how can we find in a pl/sql block?

1233

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