Category Archives: JPA

Primary key generation in JPA

Generation of primary key values is a very important functionality of relational database management systems. The main idea is to let RDBMS automatically calculate and assign primary key value to the row being inserted into the database table. This not … Continue reading

Posted in Database, Java, Java EE, JPA | Tagged , , , | 3 Comments

Using JPA and JTA with Spring

When building a web application, we will sooner or later need to somehow store data entered by users and retrieve it later. In most cases the best place to keep this data is a database because it additionally provides many … Continue reading

Posted in Java, Java EE, JPA, JTA, Spring | Tagged , , , , , , | 13 Comments