A programming ... database or in an object database if the data have a complex structure. See O-R mapping and object database. There are three major features in object-oriented programming that ...

Today, most estimate structured data accounts for less than 20 percent of all data. Often structured data is managed using Structured Query Language (SQL)—a programming software language ...

is a Java specification that bridges the gap between relational databases and object-oriented programming. This two-part tutorial introduces JPA and explains how Java objects are modeled as JPA ...

Before Object Oriented Programming ... no relationship between the data being used and the procedures which used them. One procedure could alter a data structure and then a seemingly unrelated ...