Merge mysql.com:/home/kostja/mysql/tmp_merge

into  mysql.com:/home/kostja/mysql/mysql-5.1-merge


configure.in:
  Auto merged
include/heap.h:
  Auto merged
libmysql/libmysql.c:
  Auto merged
mysql-test/r/date_formats.result:
  Auto merged
mysql-test/t/date_formats.test:
  Auto merged
sql/ha_heap.cc:
  Auto merged
sql/ha_heap.h:
  Auto merged
sql/item_timefunc.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_select.h:
  Auto merged
storage/heap/hp_create.c:
  Auto merged
storage/ndb/include/mgmapi/mgmapi_config_parameters.h:
  Auto merged
storage/ndb/test/ndbapi/testBlobs.cpp:
  Auto merged
sql/sql_update.cc:
  Manual merge
tests/mysql_client_test.c:
  SCCS merged

1 files changed, 9 insertions, 2 deletions

diff --git a/sql/sql_select.h b/sql/sql_select.h
index 523182d96cd..4f93a4aa996 100644
--- a/sql/sql_select.h
+++ b/sql/sql_select.h
@@ -286,7 +286,14 @@ class JOIN :public Sql_alloc
   {
     init(thd_arg, fields_arg, select_options_arg, result_arg);
   }
-  
+
+  JOIN(JOIN &join)
+    :fields_list(join.fields_list)
+  {
+    init(join.thd, join.fields_list, join.select_options,
+         join.result);
+  }
+
   void init(THD *thd_arg, List<Item> &fields_arg, ulonglong select_options_arg,
        select_result *result_arg)
   {
@@ -333,7 +340,7 @@ class JOIN :public Sql_alloc
     all_fields= fields_arg;
     fields_list= fields_arg;
     bzero((char*) &keyuse,sizeof(keyuse));
-    tmp_table_param.copy_field=0;
+    tmp_table_param.init();
     tmp_table_param.end_write_records= HA_POS_ERROR;
     rollup.state= ROLLUP::STATE_NONE;
   }