text: WITH data AS (
      SELECT array_agg(x::numeric) s FROM generate_series(1,100) x
          WHERE x % 5 != 0 AND x % 7 != 0
      ) 
  SELECT unnest(CDB_QuantileBins(s, 7)) FROM data;
  
  WITH data_nulls AS (
      SELECT array_agg(CASE WHEN x % 2 != 0 THEN x ELSE NULL END::numeric) s FROM generate_series(1,100) x
          WHERE x % 5 != 0 AND x % 7 != 0
      )
  SELECT unnest(CDB_QuantileBins(s, 7)) FROM data_nulls;
  