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 is the effect of setting the 'RULE' for OPTIMIER_GOAL parameter of the ALTER SESSION Command ?

1 3950

What is RULE-based approach to optimization ?

1 5329

What is COST-based approach to optimization ?

5 8882

What are the different types of PL/SQL program units that can be defined and stored in ORACLE database ?

2 7310

What is a Procedure ?

3 8114

What is difference between Procedures and Functions ?

Hi Caliber IT,

6 10486

What are the differences between Database Trigger and Integrity constraints ?

4 18293

What is Distributed database ?

2 9669

What is Two-Phase Commit ?

3 5895

Describe two phases of Two-phase commit ?

2 4376

What is the mechanism provided by ORACLE for table replication ?

1 3869

What is a SQL * NET?

2 4609

What are the basic elements of Base configuration of an oracle Database ?

1 5794

What are the factors causing the reparsing of SQL statements in SGA?

1 4185

What is the use of Snapshot?

2 5375

Un-Answered Questions { Databases }

Explain cross join or cartesian product in sql?

902

What are the most important characteristics of pl/sql?

1177

Define object-oriented model.

1046

What is oracle server autotrace in oracle?

1182

How to create temporary table in postgresql?

841

List different types of locks in sybase?

997

What do you mean by collation recursive stored procedure?

1073

Explain the main features of couchdb?

Explain security with sql azure?

186

How do I connect to a database in mysql workbench?

1040

Define the one-to-one relationship while designing tables.

915

Assuming that you are an End User How to find that in the payment Batch some of the Invoice was Missing To pay How to find That??

1756

What is an oracle database?

1066

What is the best free database?

925

How do you link data in access?

946

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