<monty> ramil, in MySQL/MyISAM we should only strip end space, not 'space-like' characters.
<monty> This is according to SQL;  When doing a comparision end space and only end space are ignored.



myisam/mi_key.c:
  a proper fix for the bug #2298 Trailing whitespace inconsistently handled in WHERE clause.
myisam/mi_search.c:
  a proper fix for the bug #2298 Trailing whitespace inconsistently handled in WHERE clause.
mysql-test/r/select.result:
  test case for the bug #2298 Trailing whitespace inconsistently handled in WHERE clause.
mysql-test/t/select.test:
  test case for the bug #2298 Trailing whitespace inconsistently handled in WHERE clause.
sql/sql_string.cc:
  a proper fix for the bug #2298 Trailing whitespace inconsistently handled in WHERE clause.