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 program global area (pga) in oracle?

1092

How to write an inner join with the where clause in oracle?

1091

How to list all user accounts in oracle?

1068

What are dml statements in oracle?

1132

How to end the current transaction in oracle?

1072

What is the implicit cursor in oracle?

1173

How to use like conditions in oracle?

1115

How to define an explicit cursor in oracle?

1102

What is a recycle bin in oracle?

1 1661

How to select an oracle system id (sid)?

1123

What is a user role in oracle?

1186

How to omit columns with default values in insert statement in oracle?

1099

How to open and close an explicit cursor in oracle?

1099

What are the differences between number and binary_float in oracle?

1149

How to write date and time interval literals in oracle?

1081

Un-Answered Questions { Databases }

Define dbms.

963

Do you know what are the restrictions applicable while creating views? : SQL Server Architecture

1052

What is oracle rownum?

1018

What is data model in database?

943

List some neo4j cql command.

What happens if you no create privilege in a database?

1183

How to Check if table exists in sql server?

1189

Can a table contain multiple foreign key’s?

1056

What is the maximum size of column in sql server?

946

What does set rowcount do?

961

What are the disadvantages of a query?

1094

What is difference between table aliases and column aliases? Do they affect performance?

1021

What is buffer cash and log cache in sql server?

1191

How to concatenate two text values in oracle?

1159

Why function is used in sql?

992

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