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 differences between char and nchar in oracle?

1146

How to install oracle odbc drivers?

1147

What is a table index in oracle?

1187

How to grant create session privilege to a user in oracle?

1055

What are the ansi data types supported in oracle?

993

How to filter out duplications in the returning rows using oracle?

1068

How to specify default values in insert statement using oracle?

1156

What is an oracle database table?

1065

What is an oracle user account?

1043

How to change system global area (sga) in oracle?

1071

How to commit the current transaction in oracle?

1189

What is the simplest tool to run commands on oracle servers?

1057

How to check the server version in oracle?

1145

What is an oracle transaction?

1231

How to find out what privileges a user currently has in oracle?

1 1578

Un-Answered Questions { Databases }

Discuss row chaining, how does it happen? How do you correct it?

601

What is varchar used for?

1140

How to reaname table name without using sp_Rename in sql server..?

1041

How to convert numeric expression data types using the cast() function?

1122

What are the string functions in sql?

1025

Can we call dml statement in function?

1099

What is key dbms?

939

What is cypher neo4j?

What is the difference between distinct and unique in sql?

993

What is hypermedia database?

842

How do I clear the command in mysql?

984

What is type and rowtype in pl sql?

1061

How do I spool to a csv formatted file using sqlplus?

1092

What is data in mysql?

949

How do I configure the burn factor in sybase?

926

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