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 are the types of partitions in oracle?

976

What is a partition in oracle?

1039

How can I see all tables in oracle?

951

Is drop table faster than truncate?

943

How do I truncate a word?

1004

Can we create index on primary key?

917

Can you join a table to itself?

1035

Is primary key a clustered index?

916

How does a self join work?

996

How do you explain an index number?

1026

Where is all the data on the internet stored?

950

Is left join faster than inner join?

1065

How do you know if a relationship is 2nf?

880

How do you delete data from a table?

976

How do I find duplicates in the same column?

1001

Un-Answered Questions { Databases }

What is an oracle report? List its various types.

921

What is difference between pdo and mysqli?

917

How do you create a database?

862

How can you plan the logshipping before processing?

2272

How internally data stores in MyISAM and INNODB table types?

2641

What is database management system(dbms)?

951

How can we solve concurrency problems?

997

How many types of dba are there?

520

What are the types of database engines available in mysql?

953

What are orphan records?

890

How retrieve field names from the table in SQL through JAVA code?

1837

Is it good to save image in database?

952

What are the topics in pl sql?

932

what is Neo4j?

Explain what are the uses of rollback segment?

964

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