Ideas for implementation of a MultiParadigmDatabaseImplementation.
Use Existing RDBMS:
Rather than start from scratch, a common shortcut proposal is to use existing RDBMS and put a MPD-to-SQL translator on top of it, at least to build a proof-of-concept version.
Suggestion #1
columns (table)
---------------
rowRef // f.k. to rows.rowID
colRef
numberVrsn // Numerical representation if applic. (Double Precision)
textVrsn
rows (table)
-------------
rowID // auto-number
rowText // full string of name/value pairs in format: aaa="foo",bbb=7,ccc="etc"
[under construc