From 726fca05f773a201dbfba86001d039422944d7da Mon Sep 17 00:00:00 2001
From: "ram@mysql.r18.ru" <>
Date: Thu, 3 Jul 2003 18:21:59 +0500
Subject: Fix and test-case for the bug #775: SELECT misses rows in indexed
 HEAP table columns.

---
 heap/hp_open.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'heap')

diff --git a/heap/hp_open.c b/heap/hp_open.c
index 1bb28e5ffdf..ec8b5fea904 100644
--- a/heap/hp_open.c
+++ b/heap/hp_open.c
@@ -46,9 +46,12 @@ HP_INFO *heap_open(const char *name, int mode, uint keys, HP_KEYDEF *keydef,
       for (j=length=0 ; j < keydef[i].keysegs; j++)
       {
 	length+=keydef[i].seg[j].length;
-	if (keydef[i].seg[j].null_bit &&
-	    !(keydef[i].flag & HA_NULL_ARE_EQUAL))
-	  keydef[i].flag |= HA_NULL_PART_KEY;
+	if (keydef[i].seg[j].null_bit)
+	{
+	  length++;
+	  if (!(keydef[i].flag & HA_NULL_ARE_EQUAL))
+	    keydef[i].flag |= HA_NULL_PART_KEY;
+	}
       }
       keydef[i].length=length;
       if (length > max_length)
-- 
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