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 are the limitations oracle database 10g xe?

1055

How to start an oracle instance?

1033

How to find out what oracle odbc drivers are installed?

1052

How to empty your oracle recycle bin?

1034

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

1146

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

1059

What is a server parameter file in oracle?

1064

How to use subqueries with the exists operator in oracle?

1035

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

1088

How to recover a dropped table in oracle?

1055

How to convert characters to times in oracle?

1029

Where are the settings stored for each instance in oracle?

1112

What is an oracle cursor variable?

1090

How to change user password in oracle?

1041

How to create a new user account in oracle?

1029

Un-Answered Questions { Databases }

How many replicas are maintained for each sql azure db?

124

What are the different editions available in sql server 2000?

1062

Name the operator which is used in the query for pattern matching?

968

How do you create type- insensitive operator?

1052

What are the qualities of 2nf?

1049

Is it possible to insert comments into sql statements return in the data model editor ?

2575

What is db journal file?

1074

How would you go about developing a ssrs report?

174

how can you generate profile of pl/sql applications to identify performance bottlenecks?

1092

How to read/write files from pl/sql?

1050

What are the column comparisons operators?

1246

What is 'mysqladmin' in mysql?

1048

What is the cause of mutating table error and how can we solve it?

1066

what is constraints?

1169

How do I rename a column in postgresql?

930

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