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

How to perform transactions/lock in mongodb?

1 66

Which commands you use to lock the database in mongodb?

1 73

How to update operations immediately sync to disk in mongodb?

1 73

What is dynamic schema in mongodb?

1 73

What is a covered query in mongodb?

1 75

What is a namespace in mongodb?

1 72

What are journaling in mongodb?

1 63

Can you lock more than one database at the same time in mongodb?

1 63

Whether use to safe backup log feature in mongodb?

1 70

What is secondary or slave in mongodb?

1 74

What is sharding in mongodb?

1 70

Which are the most powerful features in mongodb?

1 68

What types of locking use in mongodb?

1 67

Can I remove old files in the move chunk directory in mongodb?

1 73

What is aggregation in mongodb?

1 78

Un-Answered Questions { Databases }

Have you used lexical parameters in reports?

What are the pros and cons of putting a scalar function in a queries select list or in the where clause?

1293

Can we do dml on views?

1032

What is in place upgrade in sql server?

1123

What is a scheduled job or what is a scheduled task?

1033

Can delete statement be rollbacked?

1050

What is the best sql course?

1046

how to use regular expression in pattern match conditions? : Sql dba

1105

If a cursor is open, how can we find in a pl/sql block?

1235

How to start an oracle instance?

1099

How do I find query history in sql server?

1018

How do I find the sql server version?

1099

how to escape special characters in sql statements? : Sql dba

1110

i have all the Oracle Certification material from 1z0-001 to 1Z0-643, if required just drop me a mail to: summi4you@yahoo.co.in

1856

What is the current version of sql?

1091

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