JDBC Questions et reponses d'entretien

Test your skills through the online practice test: JDBC Quiz Online Practice Test

Differences associees

Question 26. What is the advantage of denormalization?

Data denormalization is reverse procedure, carried out purely for reasons of improving performance. It maybe efficient for a high-throughput system to replicate data for certain data.

Est-ce utile ? Oui Non Ajouter un commentaire Voir les commentaires

Question 27. How do you handle your own transaction?

Connection Object has a method called setAutocommit ( boolean flag) . For handling our own transaction we can set the parameter to false and begin your transaction . Finally commit the transaction by calling the commit method.

Est-ce utile ? Oui Non Ajouter un commentaire Voir les commentaires

Les plus utiles selon les utilisateurs :

What is JDBC? Describe the steps needed to execute a SQL query using JDBC.
What are the steps involved in establishing a JDBC connection?
Is JDBC-ODBC bridge multi-threaded?
Does the JDBC-ODBC Bridge support multiple concurrent open statements per connection?
What are the different driver types available in JDBC?

JDBC vs Hibernate	JDBC vs JPA	JDBC 3.0 vs JDBC 4.0

Developpez vos competences grace a des parcours cibles, des tests blancs et un contenu pret pour l'entretien.

JDBC Questions et reponses d'entretien

Differences associees

Question 26. What is the advantage of denormalization?

Question 27. How do you handle your own transaction?

WithoutBook