• unknown's avatar
    fixed subquery with PS (BUG#2462) · d8703464
    unknown authored
    fixed UNION preparation
    
    
    sql/item.cc:
      debug output added
    sql/item.h:
      debug output added
    sql/item_cmpfunc.cc:
      correct cleunup() for Item_in_optimizer
    sql/item_cmpfunc.h:
      correct cleunup() for Item_in_optimizer
      debug output added
    sql/item_func.h:
      debug output added
    sql/item_subselect.cc:
      support of prepared statemnts added - mostly memorry allocation manegement, only one trabsformatio & correct cleupup()
    sql/item_subselect.h:
      support of prepared statemnts added - mostly memorry allocation manegement, only one trabsformatio & correct cleupup()
    sql/item_sum.cc:
      debug output added
    sql/item_sum.h:
      debug output added
    sql/sql_class.cc:
      function to switch allocation arena for Items
    sql/sql_class.h:
      function to switch allocation arena for Items
      pointer on current prepared statement added
    sql/sql_lex.cc:
      comment fixed
    sql/sql_lex.h:
      item cleanup support
    sql/sql_prepare.cc:
      - fixed preparation of PS to avoid storing junk in its memory + correct work with union
      - fixed tables cleanup for UNION & subqueries
    sql/sql_select.cc:
      removed condition which is always true for now
      fixed layout
    sql/sql_union.cc:
      support of UNION subquery cleanup
    tests/client_test.c:
      test of repeatable subqueries
      test of correct UNION initialisation
    d8703464
item_cmpfunc.h 27 KB