Foreword
The JDO (Java™ Data Objects) standard has a long history, only some of which is visible by looking at the development of the standard itself. Its roots are in the ODMG (Object Data Management Group), which was an early attempt to standardize transparent access to databases from object oriented programming languages. The ODMG standard predates Java, having been developed when the biggest debate in the object development community was whether Smalltalk or C++ would be the dominant object oriented programming language. The debate turned out to be academic, as Java became the de facto standard for writing object oriented applications. And the ODMG responded by adapting its C++ and Smalltalk interfaces to Java.
The process of adapting the ...
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