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?

1035

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

951

How do I disallow NULL values in a table?

935

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

888

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

964

What are the considerations for deciding on transaction boundaries?

949

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

951

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

914

What is DML?

952

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

933

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

953

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

1009

What is the meaning of batch updates?

1032

How do you insert images into database using jdbc?

1019

How many ways can you update a result set?

963

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Un-Answered Questions { JDBC }

Is jdbc a framework?

844

What are the higher level apis under development on top of jdbc currently?

900

What is jdbc connection?

1047

Explain the importance of drivermanager.

1123

Where can I find info, frameworks and example source for writing a JDBC driver?

879

What is jdbc and explain jdbc architecture?

952

What is the benefit of having jdbcrowset implementation?

887

What is the limitation of PreparedStatement and how to overcome it?

1087

Is possible to open a connection to a database with exclusive mode with JDBC?

923

What are the new features available in jdbc 4.0?

908

Name different methods for getting streams.

926

What do you understand by jdbc datasource?

965

What is a rollback in jdbc?

883

What is the execute method in java?

950

Which is better odbc or jdbc?

919

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