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 database partitioning?

1 3715

What are the two types of data independence?

1219

What are the various types of relationships in database? Define them.

947

What do you understand by index hunting?

1206

Define dbms.

965

explain the term ‘attribute’?

1004

Enlist some commands of dml?

998

What is bcnf?

1079

Define phantom deadlock.

1095

What do you understand by join?

1199

Define join types.

1013

What are the types of database lock?

1123

Explain data dictionary.

968

Explain the term ‘relations’?

942

What do you understand by fragmentation?

969

Un-Answered Questions { Databases }

What is a Database system?

922

If you are assigned a task, to find the information of procedures. What are the basic commands that you will use to do so?

1005

What is max pool size?

813

Which datatype is used for email in mysql?

1007

How do I start mongodb on windows?

Explain accounting for invoice in advance and arrears. : oracle accounts receivable

1159

I creat Credit memo in AR. Now i want revers the Credit Memo.how you can revers that what out any aditional entry.

2348

Why do we use subquery?

1083

What is an execution plan? How would you view the execution plan?

1131

Is rowid unique in oracle?

1049

What is the command used to check locks in microsoft sql server?

1106

What does an inner join do?

1253

What is acid property in a database?

1088

How does non-cluster index functions?

1183

Is mongodb support null values?

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