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authorunknown <sergefp@mysql.com>2004-05-29 20:55:46 +0400
committerunknown <sergefp@mysql.com>2004-05-29 20:55:46 +0400
commitb7130450950898892f14f2a1fef462ecac49e92a (patch)
tree0107d5b2c95123b7a602a9f396d6aca05ce21a54 /include/my_base.h
parentb0921b1f5a1f610b04641a83d0d7b21e3fe46d84 (diff)
parent2164db3c8c4c086dcc16d73baf7557a344d82129 (diff)
downloadmariadb-git-b7130450950898892f14f2a1fef462ecac49e92a.tar.gz
Manual merge
include/my_base.h: Auto merged innobase/include/row0mysql.h: Auto merged innobase/row/row0sel.c: Auto merged mysql-test/r/index_merge.result: Auto merged mysql-test/r/index_merge_innodb.result: 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/sql_delete.cc: Auto merged sql/sql_select.cc: Auto merged sql/sql_select.h: Auto merged sql/sql_test.cc: Auto merged sql/sql_update.cc: Auto merged sql/opt_range.cc: Hand merged sql/opt_range.h: Hand 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 54c739bde23..1fa168e21cc 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() */