Renders a responsive Bootstrap-striped table showing up to the first five columns of a query result, collapsing any remaining middle columns into an ellipsis placeholder.
BIGTABLE — set as ReportType in def_report.
def Render(self, Param1="", Param2="", Param3="") -> str:
Column headers are translated via process_text ($fieldname$ token lookup) and title-cased. Columns beyond index 4 (except the last column) are represented by a single ellipsis column. Returns an HTML string with a div.table-responsive wrapper.