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 rebuild an index in oracle?

1028

What is oracle open database communication (odbc)?

1030

What are the restrictions in a oracle read only transaction?

1040

What is an oracle database?

1048

What privilege is needed for a user to create views in oracle?

1055

How to write a query with a right outer join in oracle?

1170

How to experiment a data lock in oracle?

1060

How to write text literals in oracle?

1070

How to convert times to characters in oracle?

1027

How to install oracle database 10g xe?

1024

How to change program global area (pga) in oracle?

1097

How to convert numbers to characters in oracle?

1033

How to delete a column in an existing table in oracle?

1075

What are transaction isolation levels supported by oracle?

1075

How to write a query with an inner join in oracle?

1043

Un-Answered Questions { Databases }

Is it necessary to have database in archive log mode in configuration dataguard , if yes then why?

590

What is the use of double ampersand (&&) in sql queries? Give an example

1143

How do I make sql search faster?

1003

What's difference between dbms and rdbms ?

963

How to deploy the Report?

140

What are the basic functions for master, msdb, model, tempdb databases?

1049

What is pdo in php mysql?

952

Explain trigger and its types?

1071

what is the difference difference between procedure and packages

10419

Does a primary key have to be a number?

968

How can a single instance environment be converted into rac environment and how will they be different?

How do I create a mysql username and password?

902

What is pdo mysql?

951

What is a delimiter in sas?

1059

How to set mysql variable in php?

931

For More Un-Answered { Databases } Questions Click Here