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

How to show table names with 'mysqlshow'?

1051

How to provide login information for a new odbc dsn?

1061

How to declare a cursor with "declare ... Cursor" in ms sql server?

1060

How to define and use table alias names in ms sql server?

1153

How to name query output columns in ms sql server?

979

How to get the definition of a trigger back?

1016

What is wrong with sql server client libarary dll, ntwdblib.dll?

1054

Why I am getting this error when renaming a database in ms sql server?

1063

What is the security principal at the server level that represents your session?

1029

How to create an index on a view?

1084

What happens if you add a new index to large table?

952

How to convert binary strings into integers in ms sql server?

1041

What happens to a trigger with multiple affected rows?

964

What are database states in ms sql server?

1194

What happens if null values are involved in arithmetic operations?

1024

Un-Answered Questions { Databases }

Can 2 queries be executed simultaneously in a distributed database system?

1158

Why mongodb is required?

What is mongodb named after?

How do I install mysql workbench?

921

What is a group function explain with an example?

1006

Explain what are the restrictions that views have to follow? : SQL Server Architecture

1067

How to read and create .LDC data files which are used by linguatic dictionary.

2544

What is difference between mysql and mariadb?

1126

How do you optimize a stored procedure query?

1008

By default, which index is created by mongodb for every collection?

What is sub-query in sql server?

1219

What is the best gui for mongodb?

Which is best database?

931

Can we store videos in mysql database?

959

When was mongodb founded and why it is called mongodb?

For More Un-Answered { Databases } Questions Click Here