Method for creating a relational description of a formatted transaction

摘要: Methods for creating and using a relational description of formatted transaction while maintaining data element context are provided. The can be in electronic interchange (EDI) format or another structured format. A computer receiving the generates is provided with set assignments unique persistent tags to all possible contexts that interest. As being parsed, each its elements tagged appropriate tag identifies context. Each then written field relation which column name matches tag. Data occur only once root relation, multiple times subrelation. within group itself iterate as nested subrelation, up any depth nesting allowed by definition. invention also provides method constructing from description.