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

Does rowid change in oracle?

1 1327

Is rowid unique in oracle?

950

Is primary key indexed by default in oracle?

939

What are triggers in oracle?

982

What is max rowid in oracle?

976

What is oracle rowcount?

1041

What is oracle rownum?

897

What is oracle analytical function?

1047

What is rowid and rownum in oracle?

962

What is bulk collect in oracle?

963

What is truncate oracle?

922

Can we create trigger on view in oracle?

1 1270

Can we create trigger on materialized view in oracle?

946

Does oracle partitioning improve performance?

951

What are the different types of partitions in oracle?

921

Un-Answered Questions { Databases }

How do the blocker processes exist internally in sybase?

844

Is truncate autocommit?

902

Can you have more than one trigger on a table?

952

Why we use sql profiler?

921

what is the last version,the release date of that version and fix pack of ibm db2 udb?

1927

Do you know sql server 2008 backup compression?

930

What is database dimension? : sql server analysis services, ssas

1047

How many types of attribute relationships are there? : sql server analysis services, ssas

1014

Explain about analysis services?

998

How to change the data type of an existing column with "alter table" statements in ms sql server?

947

What are a query and state the different types of queries and their uses?

952

What is the difference between mdf and ndf files?

1073

1) Does oracle have any table which contain all the exceptions and it's code internally?

1714

What is a Garbage Collection? and what is full recursive Garbage collection?

2861

What is before trigger?

952

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