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authorholyfoot/hf@mysql.com/deer.(none) <>2006-09-29 17:57:16 +0500
committerholyfoot/hf@mysql.com/deer.(none) <>2006-09-29 17:57:16 +0500
commit348e3570ce0aa0252247f971683fa5d25e606865 (patch)
tree390cac59044c1e4ae0fd58ccc2d1221426147e4f /myisam/mi_range.c
parent903387afc00fbc367aefbc32f973ea3b52d85fd9 (diff)
parent8190b7231b14a4d8773730405edeb7fb07784650 (diff)
downloadmariadb-git-348e3570ce0aa0252247f971683fa5d25e606865.tar.gz
Merge mysql.com:/home/hf/work/21888/my41-21888
into mysql.com:/home/hf/work/21888/my50-21888
Diffstat (limited to 'myisam/mi_range.c')
-rw-r--r--myisam/mi_range.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/myisam/mi_range.c b/myisam/mi_range.c
index e78f3b11625..a28aed81aec 100644
--- a/myisam/mi_range.c
+++ b/myisam/mi_range.c
@@ -71,6 +71,21 @@ ha_rows mi_records_in_range(MI_INFO *info, int inx, key_range *min_key,
uchar * key_buff;
uint start_key_len;
+ /*
+ The problem is that the optimizer doesn't support
+ RTree keys properly at the moment.
+ Hope this will be fixed some day.
+ But now NULL in the min_key means that we
+ didn't make the task for the RTree key
+ and expect BTree functionality from it.
+ As it's not able to handle such request
+ we return the error.
+ */
+ if (!min_key)
+ {
+ res= HA_POS_ERROR;
+ break;
+ }
key_buff= info->lastkey+info->s->base.max_key_length;
start_key_len= _mi_pack_key(info,inx, key_buff,
(uchar*) min_key->key, min_key->length,