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authorunknown <sergefp@mysql.com>2004-06-14 11:18:56 +0400
committerunknown <sergefp@mysql.com>2004-06-14 11:18:56 +0400
commite851a009d4381972895e1d687e6f1448d83e1753 (patch)
treecb100affefa471904e7555d307bab15072bae4f6 /include/my_base.h
parent05165962e7df2753d9dc8ce052a3a325a94dd469 (diff)
parent40e65508792422e896dad764f3901c7e5971a132 (diff)
downloadmariadb-git-e851a009d4381972895e1d687e6f1448d83e1753.tar.gz
Manual merge
include/my_base.h: Auto merged include/my_bitmap.h: Auto merged include/my_sys.h: Auto merged innobase/include/row0mysql.h: Auto merged innobase/row/row0sel.c: Auto merged mysys/my_bitmap.c: Auto merged sql/ha_berkeley.cc: Auto merged sql/ha_berkeley.h: Auto merged sql/ha_heap.h: Auto merged sql/ha_innodb.cc: Auto merged sql/ha_innodb.h: Auto merged sql/handler.h: Auto merged sql/opt_range.cc: Auto merged sql/opt_range.h: Auto merged sql/sql_select.h: Auto merged
Diffstat (limited to 'include/my_base.h')
-rw-r--r--include/my_base.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/my_base.h b/include/my_base.h
index f912cb4278c..dd8918da858 100644
--- a/include/my_base.h
+++ b/include/my_base.h
@@ -146,7 +146,13 @@ enum ha_extra_function {
On-the-fly switching between unique and non-unique key inserting.
*/
HA_EXTRA_CHANGE_KEY_TO_UNIQUE,
- HA_EXTRA_CHANGE_KEY_TO_DUP
+ HA_EXTRA_CHANGE_KEY_TO_DUP,
+ /*
+ When using HA_EXTRA_KEYREAD, overwrite only key member fields and keep
+ other fields intact. When this is off (by default) InnoDB will use memcpy
+ to overwrite entire row.
+ */
+ HA_EXTRA_KEYREAD_PRESERVE_FIELDS
};
/* The following is parameter to ha_panic() */