> pStmt.setString(11, dtlRec.toString()); > pStmt.setObject(11, dtlRec.toString()); > > Which produce a different error: > > Event JSON: {"New MbrID":29} > > SQLException: ERROR: column "evtjson" is of type json but expression is of > type character varying > > Hint: You will need to rewrite or cast the expression. > > Take the hint, literally. You never did show the SQL but usually the least complex way to solve this is to indeed transfer the data as a string/text and then instruction PostgreSQL to convert (i.e., cast) it to json.
SELECT (?)::json; <-- that ? parameter is seen as text; then you convert it. The parentheses should be optional but I use them to emphasize the point. then pStmt.setString(1, dtlRec.toString()); David J.