docs: void checkColumnsMatch(int[] col, Table other, int[] othercol) {
  
          for (int i = 0; i < col.length; i++) {
              Type type      = colTypes[col[i]];
              Type otherType = other.colTypes[othercol[i]];
  
              if (type.typeComparisonGroup != otherType.typeComparisonGroup) {
                  throw Error.error(ErrorCode.X_42562);
              }
          }
      }