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 definer rights invoke rights?

1 6550

How can we schedule the procedure to run automatically ?

3 11102

How toimport .dmp file in lower version of oracle from higher version ?

TCS,

4 14112

What are the Restrictions on Cursor Variables?

2 16063

In a Distributed Database System Can we execute two queries simultaneously ? Justify ?

3 10717

what is meant by forward declaration in functions?

TCS,

4 16425

what is difference between stored procedures and application procedures,stored function and application function?

1 11489

State the difference between implict and explict cursor's?

CTS,

7 23203

State the advatage and disadvantage of Cursor's?

2 9579

How to trace the errors in pl/sql block code?

TCS,

5 16655

How to display the contents of a current record fetched in a reference cursor?

2 9103

Explain the usage of WHERE CURRENT OF clause in cursors ?

3 11265

How consistent is the view of the data between and within multiple sessions, transactions or statements ?

2226

How well can multiple sessions access the same data simultaneously ?

Oracle,

1 3519

What is Data Concarency and Consistency?

1 6001

Un-Answered Questions { Databases }

Must I use multiple devices to take advantage of partitions in sybase?

925

How to delete an existing database user?

1021

how Neo4j can be helpful in detecting Brute Force Attack?

How to find the service pack installed? : sql server database administration

1023

What is a unique key and primary key and foreign key?

969

What is maintaining database?

903

How do you concatenate in sql?

1030

What is data types in database?

979

What are advantages of ssrs or why we should use ssrs?

139

What is dml and ddl?

960

What is the difference between left outer join and left join?

997

What do you mean by Correlated subquery in database?

999

What is mongodb compass?

What is the difference between a catalog and a database?

930

How do I add another column in postgresql?

847

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