mysql-test/r/loaddata.result:
  Add drop tablea after test case
mysql-test/r/type_decimal.result:
  Update warnings
mysql-test/r/union.result:
  Miss in merge
mysql-test/t/loaddata.test:
  Add drop table after test case
sql/opt_sum.cc:
  Add missing }
sql/sql_load.cc:
  Manual merge