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 is ordinary table in oracle?

MCN Solutions,

1156

What is the difference between the Oracle ODBC driver and a Microsoft ODBC (Open Database Connectivity) Driver?

CGI,

1114

Can I create users through internet explorer in oracle 10g?

MCN Solutions,

1083

What is user managed backup in Oracle?

MCN Solutions,

1141

What is index in Oracle?

MCN Solutions,

1072

What is the difference between Delete, Truncate and Drop in Oracle?

MCN Solutions,

1129

What is index-organized table in Oracle?

MCN Solutions,

1069

what are the default admin accounts in Oracle 10g ?

MCN Solutions,

967

What is Library Cache in Oracle?

MCN Solutions,

1142

What is recycle bin in Oracle?

MCN Solutions,

1149

What is the difference between I and G in Oracle?

MCN Solutions,

1099

What is Data Dictionary Cache in Oracle?

MCN Solutions,

1163

How many types of auditing in Oracle?

MCN Solutions,

1035

How many types of segments in Oracle?

MCN Solutions,

1070

Define view, sequence and index in DBMS.

HAL,

933

Un-Answered Questions { Databases }

how can we know the count/number of elements of an array? : Sql dba

1060

Explain sql server service broker?

977

what are the differences of where and if in SAS?

2194

Can sql servers link to other servers?

1085

What is a data lock in oracle?

1118

How do I view a view in sql?

948

How large can a postgresql database be?

830

Is there any function in oracle similar like group_concat of mysql?

1053

How to enter binary numbers in sql statements?

972

How is super key different from a candidate key?

901

What is the difference between instance recovery and crash recovery?

How to run queries on external tables?

1046

How much does it cost to build a database?

1028

What is coalesce in sql server?

1052

What is auto increment?

997

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