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 to create “alternate row colour”?

152

How to create percentile function?

159

How to make conditional sum in ssrs?

181

how you can deploy an ssrs report?

183

Can I disable or restrict ssrs export formats (rendering formats)?

153

How to create “dependant” parameter “make, model, year”

135

Can sub report data source be different from that of the parent report?

149

How to create median function?

168

Sql server reporting services vs. Crystal reports.

136

How does mongodb provide consistency?

How does journaling work in mongodb?

Does mongodb support foreign key constraints?

When do we use namespace in mongodb?

Mongodb uses bson to represent document structures. True or false?

Can you create an index on an array field in mongodb? If yes, what happens in this case?

Un-Answered Questions { Databases }

How to load excel data sheet to oracle database

1040

What is difference between database and server?

1026

What happens if null values are involved in boolean operations?

1006

how to delete an existing column in a table? : Sql dba

1023

What is AUTH_ID and AUTH_USER in pl/sql ?

2202

How to find second highest salary from a table?

1036

What the difference between UNION and UNIONALL?

1051

What is parameterized cursor in oracle?

1180

What are the events on which a database trigger can be based?

1204

What are sql objects?

1096

What are object group?

How to start your 10g xe server?

1058

What is one tier architecture?

791

You have a table with close to 100 million records recently, a huge amount of this data was updated now, various queries against this table have slowed down considerably what is the quickest option to remedy the situation?

923

Can we write ddl in trigger?

933

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