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 features of database language?

1039

Mention some advantages of using dbms.

938

List few ways to code transactions in an efficient manner?

921

State some commands of ddl in dbms?

1024

What are the importance of partitioning in dbms?

970

Differentiate between nested loop, hash loop and merge join.

937

Explain the types of database normalization?

939

Write down the differences between nosql and rdbms?

1015

What are different relationships existing in database?

1005

What are different cursor types in dbms?

1050

Enlist various transaction phases.

997

List few restrictions that are imposed while creating views?

884

Enlist various types of interactions created by dbms?

1009

Define atomicity and aggregation.

1038

Explain magic tables in sql server?

1063

Un-Answered Questions { Databases }

explain about the critical recovery scenario you had experienced

2228

What is Set-at-a-time or Set-oriented?

905

How to update a root password.

961

Why do we need pl sql?

983

How to export several tables together?

1050

What languages bi uses to achieve the goal?

1003

What is optimistic concurrency?

1043

What are different types of joins in sql?

1030

How is clustered database important in oracle rac architecture?

What is oracle and what are its different editions?

1069

Why do we need a database?

601

Why use “pivot” in sql server?

1126

What type of database is postgresql?

840

What is sharded cluster?

1019

What are transaction and its controls?

1045

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