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

How to rebuild an index in oracle?

1070

What is oracle open database communication (odbc)?

1085

What are the restrictions in a oracle read only transaction?

1084

What is an oracle database?

1111

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

1094

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

1224

How to experiment a data lock in oracle?

1112

How to write text literals in oracle?

1119

How to convert times to characters in oracle?

1072

How to install oracle database 10g xe?

1064

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

1148

How to convert numbers to characters in oracle?

1079

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

1130

What are transaction isolation levels supported by oracle?

1116

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

1096

Un-Answered Questions { Databases }

How to store and query spatial data?

1048

Is ms access still used?

863

How to count duplicated values in a column in oracle?

1107

How to provide default values to stored procedure parameters?

1104

What happens if a primary key constraint is disabled and then enabled without fully specifying the index clause?

676

Does drop table remove indexes?

848

Is mongodb unstructured?

Why do we need integrity constraints in a database?

1076

How do I bcp null dates in sybase?

1000

Explain relational algebra?

982

How to insert multiple rows with one insert statement in oracle?

1135

What is implicit cursor in pl sql?

1148

list out some tools through which we can draw e-r diagrams for mysql. : Sql dba

1019

What is information_schema in postgresql?

949

Which autogrowth database setting is good?

1096

For More Un-Answered { Databases } Questions Click Here