Commit 51870873 authored by unknown's avatar unknown
Browse files

Fix for bug#18133: Adding index to unsigned int causes on-line add index not to be used

parent 33d8c89b

sql/field.cc

+5 −5
Original line number Diff line number Diff line
@@ -5970,7 +5970,7 @@ int Field_str::store(double nr) 


uint Field::is_equal(create_field *new_field)

{

  return (new_field->sql_type == type());

  return (new_field->sql_type == real_type());

}
@@ -5982,7 +5982,7 @@ uint Field_str::is_equal(create_field *new_field) 
	(flags & (BINCMP_FLAG | BINARY_FLAG))))

    return 0; /* One of the fields is binary and the other one isn't */



  return ((new_field->sql_type == type()) &&

  return ((new_field->sql_type == real_type()) &&

	  new_field->charset == field_charset &&

	  new_field->length == max_length());

}
@@ -6779,7 +6779,7 @@ Field *Field_varstring::new_key_field(MEM_ROOT *root, 


uint Field_varstring::is_equal(create_field *new_field)

{

  if (new_field->sql_type == type() &&

  if (new_field->sql_type == real_type() &&

      new_field->charset == field_charset)

  {

    if (new_field->length == max_length())
@@ -7938,12 +7938,12 @@ bool Field_num::eq_def(Field *field) 


uint Field_num::is_equal(create_field *new_field)

{

  return ((new_field->sql_type == type()) &&

  return ((new_field->sql_type == real_type()) &&

	  ((new_field->flags & UNSIGNED_FLAG) == (uint) (flags &

							 UNSIGNED_FLAG)) &&

	  ((new_field->flags & AUTO_INCREMENT_FLAG) ==

	   (uint) (flags & AUTO_INCREMENT_FLAG)) &&

	  (new_field->length >= max_length()));

	  (new_field->length <= max_length()));

}