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 free extents are managed in Ver 6.0 and Ver 7.0 ?

IBM,

1 4964

What are the advantages of VIEW?

5 34026

How many LONG columns are allowed in a table?

CTS,

6 24394

Is it possible to use LONG columns in WHERE clause or ORDER BY?

3 16732

Is it possible to access the current value in a session before accessing next value?

1 6435

What is Referential Integrity?

IBM,

3 12819

What are the data types allowed in a table?

3 7509

What is an Integrity Constraint?

4 9444

Explain Connect by Prior?

2 11795

What are the types of SQL Statement?

3 20856

What is a transaction?

5 9128

How to access the current value and next value from a sequence?

6 12968

What is CYCLE/NO CYCLE in a Sequence?

2 9823

What is a database link?

3 8532

If a View on a single base table is manipulated will the changes be reflected on the base table?

5 14386

Un-Answered Questions { Databases }

What are the different oracle database objects?

1032

What is the purpose of using timestamp data type?

876

what is Neo4j?

what are the differences between require and include, include_once and require_once? : Sql dba

973

What is time based sql injection?

904

Write a SQL query to delete a table?

1081

explain normalization concept? : Sql dba

998

How do I make isql secure in sybase?

816

How to insert stored procedure result into temporary table?

980

write an sql query to find names of employee start with 'a'? : Sql dba

970

What is internal database?

950

How do I find sql profiler?

887

Can I download microsoft access for free?

769

How much does sqlite cost?

989

Where can you add custom error messages to sql server?

1055

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