virtual void getReturnType(ServerInterface &srvInterface, const SizedColumnTypes &input_types, SizedColumnTypes &output_types) { for (int i = 0; i < getNumCols(); ++i) output_types.addArg(input_types.getColumnType(i), input_types.getColumnName(i)); output_types.addInt("grouping_id"); }
// Tell Vertica what our return string length will be, given the input // string length virtual void getReturnType(ServerInterface &srvInterface, const SizedColumnTypes &input_types, SizedColumnTypes &output_types) { // Error out if we're called with anything but 1 argument if (input_types.getColumnCount() != 2) vt_report_error(0, "Function only accepts 2 arguments, but %zu provided", input_types.getColumnCount()); output_types.addArg(input_types.getColumnType(0), "val"); }
virtual void getReturnType(ServerInterface &srvInterface, const SizedColumnTypes &input_types, SizedColumnTypes &output_types) { // Length matches input output_types.addArg(input_types.getColumnType(0), "anagram"); }