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 offset in sql query?

1179

Why is nosql good?

1085

What is rename in sql?

1021

What is the maximum number of rows in sql table?

1083

How do I edit a trigger in sql developer?

1056

What is trigger in pl sql?

1053

What is trigger and stored procedure in sql?

1094

What is rename command in sql?

1096

What is sql query optimization?

1196

Why use triggers in sql?

1013

What is a boolean in sql?

1025

What is sequence in sql?

1079

What is sql query limit?

1021

How do you set up a database?

1000

What is database connection pool size?

970

Un-Answered Questions { Databases }

How you can get a list of all the table constraints in a database?

1003

How to create a scrollable cursor with the scroll option?

1050

What is purpose of normalization?

1001

Explain the various types of concurrency problem. I.e. Lost or buried updates, uncommitted dependency, inconsistent analysis, phantom read?

1001

What is the example of rdbms?

988

What is difference between clustered index and non clustered index?

1126

What is a crud api?

996

Is oracle a relational database?

973

List the different types of joins?

1063

On startup, the transaction log of a database has filled and recovery has suspended, what can I do?

1043

Can a Tablespace hold objects from different Schemes in Oracle?

1088

What are the differences between a dbms and rdbms?

1067

What is the purpose of floor function?

1098

Is it postgre or postgres?

863

How to find Duplicate Records In table?

1076

For More Un-Answered { Databases } Questions Click Here