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 an Oracle Data Block?

1062

What is an Oracle SYSTEM tablespace and when is it Created?

1116

What is the use of Oracle Control File?

1074

Explain the steps for this message could not delete from the specified tables?

852

When I assigned a primary key to my table in Microsoft Access, I was expecting my (11112 to be sorted. Am I using the correct procedure?

862

State some of the uses append query?

808

What is the size limitation of an Access database?

861

Explain about Microsoft access?

855

Explain about the various features present in MS Access?

833

Explain about managing data tasks?

861

How do you import data from another access database?

866

Name at least six file extensions of Microsoft Access?

795

how can I open an MS Access database that has been converted to a current version?

887

State some of the uses of MS Access?

883

Explain about the protection features present in MS Access?

858

Un-Answered Questions { Databases }

What is the purpose of -> in the mysql terminal?

1119

Explain the terms ‘attribute’ and ‘relations’

1147

What is in a database?

872

What is the main purpose of normalization?

1031

What do you understand by fragmentation?

914

What is RMS migrations?

2134

Which are the most powerful features in mongodb?

How many disk partitions should I have?

988

HOW TO SPOT AHIERARCHY?

2295

Explain the types of joins in sql?

1035

What is dbcc command in sql server?

1091

what are the features and advantages of object-oriented programming? : Sql dba

1009

How would you configure identities in sybase?

1018

Explain Geography datatype in SQL Server

1129

how would you write a sql query to compute a frequency table of a certain attribute involving two joins? What changes would you need to make if you want to order by or group by some attribute? What would you do to account for nulls?

1631

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