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Merge with 4.1

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This commit is contained in:
monty@mysql.com
2004-07-12 08:20:24 +03:00
parent fa7f63d46d 79b3b220be
commit 31fe2837f9
141 changed files with 1733 additions and 761 deletions
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29
sql/ha_berkeley.cc
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@ -340,6 +340,35 @@ const char **ha_berkeley::bas_ext() const
{ static const char *ext[]= { ha_berkeley_ext, NullS }; return ext; }
ulong ha_berkeley::index_flags(uint idx, uint part, bool all_parts) const
{
ulong flags= (HA_READ_NEXT | HA_READ_PREV | HA_READ_ORDER | HA_KEYREAD_ONLY
| HA_READ_RANGE);
for (uint i= all_parts ? 0 : part ; i <= part ; i++)
{
if (table->key_info[idx].key_part[i].field->type() == FIELD_TYPE_BLOB)
{
/* We can't use BLOBS to shortcut sorts */
flags&= ~(HA_READ_ORDER | HA_KEYREAD_ONLY | HA_READ_RANGE);
break;
}
switch (table->key_info[idx].key_part[i].field->key_type()) {
case HA_KEYTYPE_TEXT:
case HA_KEYTYPE_VARTEXT:
/*
As BDB stores only one copy of equal strings, we can't use key read
on these
*/
flags&= ~HA_KEYREAD_ONLY;
break;
default: // Keep compiler happy
break;
}
}
return flags;
}
static int
berkeley_cmp_hidden_key(DB* file, const DBT *new_key, const DBT *saved_key)
{