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

Define ddl and dml.

1055

Define join and enlist its types.

1082

Enlist the various relationships of database.

1048

define aggregate functions.

946

Differentiate table scan from index scan.

1049

What do you mean by index hunting?

1115

Enlist ways to efficiently code transactions.

1128

Mention what are the benefits of pl/sql packages?

1099

What does plvtab enables you to do when you showthe contents of pl/sql tables?

1096

Mention what does the hierarchical profiler does?

1107

Mention what does plvtab enables you to do when you showthe contents of pl/sql tables?

1186

What plvcmt and plvrb does in pl/sql?

1332

Mention what pl/sql package consists of?

1012

Explain how exception handling is done in advance pl/sql?

1013

What does the hierarchical profiler does?

1077

Un-Answered Questions { Databases }

What is an oracle database table?

1026

What is union, minus and interact commands?

1318

What is the use of function "module procedure" in pl/sql?

1212

Tell me about entire study of finacle software as soon as possible? give me the idea about questions which coulb be asked in interview of pnb it officers?

7985

15. Display the item_cost and then truncate it to the nearest hundred, ten, unit, tenth and hundredth.

2317

What is primary key in postgresql?

953

What is the most used database?

981

How to pad with leading zeros an int or smallint in sybase?

872

What is the difference difference between $ORACLE_HOME and $ORACLE_BASE.

1122

What is use of trigger?

946

Why would you call update statistics? : sql server DBA

1003

What is a data source or ds? : sql server analysis services, ssas

1020

What is clob in mysql

977

Explain the use of where clause in ms access sql?

861

HOW PASS PARAMETERS FOLLOWING ORDER RPG-CL-RPG?

2479

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