SAP DYNAMIC DATA OBJECT GLOSRY documentation, setup help and example usage

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Dynamic data object
Data object for which all properties apart from the memory consumption are statically determined by the data type . Dynamic data objects are strings and
internal tables , and are counted as deep data objects . Structures that contain dynamic components are also dynamic data objects. All other data objects, with the exception of boxed components are static data objects . When dynamic data objects are accessed, value semantics apply.
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