5. The method of claim 4 , further comprising: collecting rowsets from the primary document and the first nested document and producing a composite rowset.
5. The method of claim 4 , further comprising: collecting rowsets from the primary document and the first nested document and producing a composite rowset. 6. The method of claim 5 , wherein the single query against the compound document further comprises a query against a plurality of nested documents having a peer encoded document at one or more nested levels.