JDBC Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

JDBC Interview Questions

Questions Answers Views Company eMail

What is an SQL Locator?

1135

How do I check in my code whether a maximum limit of database connections have been reached?

992

How do I disallow NULL values in a table?

1002

How do I insert/update records with some of the columns having NULL value?

941

Is there another way of dealing with the result set that could execute faster?

1007

What are the considerations for deciding on transaction boundaries?

1011

How can I determine where a given table is referenced via foreign keys?

1004

How can I get information about foreign keys used in a table?

971

What is DML?

1001

What is the significance of DataBaseMetaData.tableIndexStatistics? How to obtain and use it?

984

What types of DataSource objects are specified in the Optional Package?

1011

Which Java and java.sql data types map to my specific database types?

1075

What is the meaning of batch updates?

1096

How do you insert images into database using jdbc?

1083

How many ways can you update a result set?

1020

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Un-Answered Questions { JDBC }

What are database warnings in jdbc and how can we handle database warnings in jdbc?

999

Which interface is responsible for transaction management in jdbc?

1023

What are 4 drivers available in JDBC? At what situation are four of the drivers used?

963

What is correlated subquery?

2329

What are the differences between stored procedure and functions?

1037

Why is odbc needed?

912

Name different methods for getting streams.

989

Why is jdbc used?

945

What are the common jdbc exceptions?

949

How will you perform truncation using JDBC?

1008

What is resultsetmetadata?

904

Explain jdbc savepoint?

979

How can we disable a constraint ?

1026

What are the packages are used in jdbc?

1042

Once I have the Java 2 SDK, Standard Edition, from Sun, what else do I need to connect to a database?

1000

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