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

What are the limitations oracle database 10g xe?

1099

How to start an oracle instance?

1076

How to find out what oracle odbc drivers are installed?

1096

How to empty your oracle recycle bin?

1077

How to add a new column to an existing table in oracle?

1192

How to select all columns of all rows from a table in oracle?

1105

What is a server parameter file in oracle?

1099

How to use subqueries with the exists operator in oracle?

1071

How to use values from other tables in update statements using oracle?

1131

How to recover a dropped table in oracle?

1100

How to convert characters to times in oracle?

1077

Where are the settings stored for each instance in oracle?

1158

What is an oracle cursor variable?

1133

How to change user password in oracle?

1099

How to create a new user account in oracle?

1068

Un-Answered Questions { Databases }

How to use "while" statements in oracle?

1381

What do you mean by merge in oracle and how can we merge two tables?

1097

Write a command with which mysql table can be repaired

990

What is the difference between having clause and where clause in sql server?

1170

What are the key components of oracle’s maximum availability architecture?

What new data source types were added in ssrs 2014?

169

What is the difference between the implicit and explicit cursors?

1111

explain the advantages and disadvantages of stored procedure? : Sql dba

1067

What is the purpose of ms access?

876

What are the filtered indexes?

1097

Does union all remove duplicates?

1125

What are two types of data in a database environment?

967

Explain compound trigger in oracle?

1091

Write query to return all rows sql?

1112

You need to multiply all values of a single column. How would you do that?

927

For More Un-Answered { Databases } Questions Click Here