Michael Hepfer

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If you were to create a PowerBuilder DataWindow, export its XML to a file, and import it into a .NET DataSet, it would work.... sort of. Without a schema provided, Microsoft would infer the data types to be strings and you could display the data. It would be tough to write an application that only uses strings, so providing .NET with a compatible schema is essential. This article provides an overview of a way to generate XML in a PowerBuilder component that can be imported into a Microsoft .NET DataSet and edited. After editing the .NET DataSet, we can generate a "DiffGram" and import the data's state into the buffers of a PowerBuilder DataStore. A DiffGram is an XML format that is used to identify current and original versions of data elements Schema Generation There are several standards for schema design patterns that vary primarily in how tightly coupled the dat... (more)