summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
authorIgor Babaev <igor@askmonty.org>2019-05-28 23:26:36 -0700
committerIgor Babaev <igor@askmonty.org>2019-05-28 23:26:36 -0700
commitcbb90f77cdbf57c02145dc6cd86acf8ebb8a88f0 (patch)
treedd5a613a38a95a9a4f05144ac10e1b96c945a6ab /include
parenteb09580b67ee19f7ac30c1a41c8307b9c7d482d1 (diff)
downloadmariadb-git-cbb90f77cdbf57c02145dc6cd86acf8ebb8a88f0.tar.gz
MDEV-18479 Complement
This patch complements the patch that fixes bug MDEV-18479. This patch takes care of possible overflow when calculating the estimated number of rows in a materialized derived table / view.
Diffstat (limited to 'include')
-rw-r--r--include/my_base.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/my_base.h b/include/my_base.h
index 54e8443d86c..86be94399d6 100644
--- a/include/my_base.h
+++ b/include/my_base.h
@@ -586,6 +586,7 @@ typedef ulong ha_rows;
#define HA_POS_ERROR (~ (ha_rows) 0)
#define HA_OFFSET_ERROR (~ (my_off_t) 0)
+#define HA_ROWS_MAX HA_POS_ERROR
#if SYSTEM_SIZEOF_OFF_T == 4
#define MAX_FILE_SIZE INT_MAX32