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Merge bk-internal:/home/bk/mysql-4.1/

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into serg.mylan:/usr/home/serg/Abk/mysql-4.1
This commit is contained in:
serg@serg.mylan
2003-10-31 10:34:34 +01:00
parent e5d6035188 906ad716cc
commit 74551a72ec
63 changed files with 2969 additions and 874 deletions
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15
sql/opt_range.cc
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@ -905,10 +905,17 @@ static SEL_TREE *
get_mm_parts(PARAM *param, Field *field, Item_func::Functype type,
Item *value, Item_result cmp_type)
{
bool ne_func= FALSE;
DBUG_ENTER("get_mm_parts");
if (field->table != param->table)
DBUG_RETURN(0);
if (type == Item_func::NE_FUNC)
{
ne_func= TRUE;
type= Item_func::LT_FUNC;
}
KEY_PART *key_part = param->key_parts;
KEY_PART *end = param->key_parts_end;
SEL_TREE *tree=0;
@ -943,6 +950,14 @@ get_mm_parts(PARAM *param, Field *field, Item_func::Functype type,
tree->keys[key_part->key]=sel_add(tree->keys[key_part->key],sel_arg);
}
}
if (ne_func)
{
SEL_TREE *tree2= get_mm_parts(param, field, Item_func::GT_FUNC,
value, cmp_type);
if (tree2)
tree= tree_or(param,tree,tree2);
}
DBUG_RETURN(tree);
}