Evaluate JSONPATH as expression language for Json payload to table

Currently in Teiid in order to turn a JSON document to a relational structure, JSONTOXML function is used then XPATH used on it to retrieve data using XMLTABLE.

Investigate the feasibility of using JSONPATH [1] directly on JSON document to build a JSONTABLE construct.

[1] https://code.google.com/archive/p/json-path/