Merge mysql.com:/home/my/mysql-5.0

into  mysql.com:/home/my/mysql-5.1


BUILD/FINISH.sh:
  Auto merged
BitKeeper/deleted/.del-makefilewin.i~5c8479dcb8a455b2:
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BitKeeper/deleted/.del-makefilewin~13888739357b3025:
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BitKeeper/deleted/.del-makefilewin~14f24a4a173e2fcd:
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BitKeeper/deleted/.del-makefilewin~15e9e5c9e8fa870b:
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BitKeeper/deleted/.del-makefilewin~1c53f31b88dd36e:
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BitKeeper/deleted/.del-makefilewin~1dbc058d76ebf1db:
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BitKeeper/deleted/.del-makefilewin~2e0407fe123f8365:
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BitKeeper/deleted/.del-makefilewin~2fc379bd4065c995:
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BitKeeper/deleted/.del-makefilewin~389ee2dcf79afb79:
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BitKeeper/deleted/.del-makefilewin~4d139e182457e553:
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BitKeeper/deleted/.del-makefilewin~5104767c73775697:
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BitKeeper/deleted/.del-makefilewin~608ed49dcd88e0f7:
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BitKeeper/deleted/.del-makefilewin~63acd666293282a:
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BitKeeper/deleted/.del-makefilewin~6ba64863bce3d0b8:
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BitKeeper/deleted/.del-makefilewin~72a64128bacce71b:
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BitKeeper/deleted/.del-makefilewin~78000390c783b1c5:
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BitKeeper/deleted/.del-makefilewin~7a9d7d5a42bbfaf5:
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Makefile.am:
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BitKeeper/deleted/.del-makefilewin~a40ea12eebdd6ef0:
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BitKeeper/deleted/.del-makefilewin~aeea7c82f21f7cf5:
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BitKeeper/deleted/.del-makefilewin~b643e38d8da389ac:
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BitKeeper/deleted/.del-makefilewin~c7b621c745e5de95:
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BitKeeper/deleted/.del-makefilewin~c8273a47b90f52bb:
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BitKeeper/deleted/.del-makefilewin~d1a9d1f7d33fcb73:
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BitKeeper/deleted/.del-makefilewin~d37b6b303348c871:
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BitKeeper/deleted/.del-makefilewin~d90f35fdc3f2ee5f:
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BitKeeper/deleted/.del-makefilewin~dc4b8ad5ea53bd:
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BitKeeper/deleted/.del-makefilewin~dea10ec1c94f7be:
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BitKeeper/deleted/.del-makefilewin~ef3a208fa0e9b0db:
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BitKeeper/deleted/.del-makefilewin~f1e3b890aa1c9ea3:
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BitKeeper/deleted/.del-makefilewin~f4b7b99a887b7de:
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BitKeeper/deleted/.del-makefilewin~fdda94ad32fa9e34:
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BitKeeper/deleted/.del-my_cnf~977f69858affc57b:
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BitKeeper/etc/config:
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VC++Files/libmysqld/libmysqld.dsp:
  Auto merged
VC++Files/sql/mysqld.dsp:
  Auto merged
client/mysqltest.c:
  Auto merged
include/Makefile.am:
  Auto merged
include/base64.h:
  Auto merged
include/my_base.h:
  Auto merged
include/mysql_com.h:
  Auto merged
libmysqld/Makefile.am:
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mysql-test/mysql-test-run.pl:
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mysql-test/mysql-test-run.sh:
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mysql-test/r/ndb_basic.result:
  Auto merged
mysql-test/r/ndb_condition_pushdown.result:
  Auto merged
mysql-test/t/alter_table.test:
  Auto merged
mysql-test/t/disabled.def:
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mysql-test/t/query_cache.test:
  Auto merged
mysys/Makefile.am:
  Auto merged
mysys/base64.c:
  Auto merged
scripts/make_win_src_distribution.sh:
  Auto merged
scripts/mysql_create_system_tables.sh:
  Auto merged
scripts/mysql_fix_privilege_tables.sql:
  Auto merged
sql/Makefile.am:
  Auto merged
sql/field.cc:
  Auto merged
sql/field.h:
  Auto merged
sql/ha_berkeley.cc:
  Auto merged
sql/ha_berkeley.h:
  Auto merged
sql/ha_federated.cc:
  Auto merged
sql/ha_innodb.cc:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/ha_ndbcluster.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/item.cc:
  Auto merged
sql/item_subselect.cc:
  Auto merged
sql/log.cc:
  Auto merged
sql/log_event.cc:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/opt_range.cc:
  Auto merged
sql/repl_failsafe.cc:
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sql/slave.cc:
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sql/slave.h:
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sql/sp.cc:
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sql/sql_acl.cc:
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sql/sql_base.cc:
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sql/sql_cache.cc:
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sql/sql_class.h:
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sql/sql_delete.cc:
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sql/sql_help.cc:
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sql/sql_insert.cc:
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sql/sql_lex.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_load.cc:
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sql/sql_parse.cc:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_repl.cc:
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sql/sql_select.cc:
  Auto merged
sql/sql_select.h:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_yacc.yy:
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sql/table.h:
  Auto merged
storage/heap/_check.c:
  Auto merged
storage/heap/hp_create.c:
  Auto merged
storage/innobase/include/Makefile.am:
  Auto merged
storage/innobase/include/rem0rec.h:
  Auto merged
storage/innobase/include/rem0rec.ic:
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storage/innobase/row/row0ins.c:
  Auto merged
storage/innobase/row/row0upd.c:
  Auto merged
storage/myisam/mi_check.c:
  Auto merged
storage/myisam/mi_delete.c:
  Auto merged
storage/myisam/mi_rkey.c:
  Auto merged
storage/myisam/mi_rnext_same.c:
  Auto merged
storage/myisam/mi_search.c:
  Auto merged
storage/myisam/mi_write.c:
  Auto merged
storage/myisam/myisamchk.c:
  Auto merged
storage/myisam/myisamdef.h:
  Auto merged
storage/myisam/sort.c:
  Auto merged
storage/myisammrg/myrg_queue.c:
  Auto merged
storage/ndb/config/type_util.mk.am:
  Auto merged
storage/ndb/include/kernel/signaldata/DumpStateOrd.hpp:
  Auto merged
storage/ndb/include/mgmapi/mgmapi_config_parameters.h:
  Auto merged
storage/ndb/include/mgmapi/ndbd_exit_codes.h:
  Auto merged
storage/ndb/include/transporter/TransporterCallback.hpp:
  Auto merged
storage/ndb/src/common/mgmcommon/IPCConfig.cpp:
  Auto merged
storage/ndb/src/common/transporter/SHM_Transporter.cpp:
  Auto merged
storage/ndb/src/common/transporter/SHM_Transporter.hpp:
  Auto merged
storage/ndb/src/common/transporter/SHM_Transporter.unix.cpp:
  Auto merged
storage/ndb/src/common/transporter/SHM_Transporter.win32.cpp:
  Auto merged
storage/ndb/src/common/transporter/Transporter.hpp:
  Auto merged
storage/ndb/src/common/transporter/TransporterRegistry.cpp:
  Auto merged
storage/ndb/src/common/util/Makefile.am:
  Auto merged
storage/ndb/src/common/util/Parser.cpp:
  Auto merged
storage/ndb/src/kernel/blocks/dbdict/Dbdict.cpp:
  Auto merged
storage/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp:
  Auto merged
storage/ndb/src/kernel/blocks/ndbcntr/NdbcntrMain.cpp:
  Auto merged
storage/ndb/src/kernel/blocks/qmgr/QmgrMain.cpp:
  Auto merged
storage/ndb/src/kernel/error/ndbd_exit_codes.c:
  Auto merged
storage/ndb/src/kernel/vm/FastScheduler.cpp:
  Auto merged
storage/ndb/src/kernel/vm/TransporterCallback.cpp:
  Auto merged
storage/ndb/src/kernel/vm/VMSignal.hpp:
  Auto merged
storage/ndb/src/mgmapi/mgmapi.cpp:
  Auto merged
storage/ndb/src/mgmsrv/ConfigInfo.cpp:
  Auto merged
storage/ndb/src/mgmsrv/InitConfigFileParser.cpp:
  Auto merged
storage/ndb/src/mgmsrv/MgmtSrvr.cpp:
  Auto merged
storage/ndb/src/mgmsrv/MgmtSrvr.hpp:
  Auto merged
storage/ndb/src/mgmsrv/Services.cpp:
  Auto merged
storage/ndb/src/ndbapi/TransporterFacade.cpp:
  Auto merged
storage/ndb/test/ndbapi/testBackup.cpp:
  Auto merged
storage/ndb/test/ndbapi/testOperations.cpp:
  Auto merged
storage/ndb/test/src/HugoCalculator.cpp:
  Auto merged
storage/ndb/tools/ndb_condig.cpp:
  Auto merged
strings/ctype-big5.c:
  Auto merged
strings/ctype-ucs2.c:
  Auto merged
support-files/mysql.spec.sh:
  Auto merged
BUILD/SETUP.sh:
  manual merge
configure.in:
  manual merge
mysql-test/r/alter_table.result:
  manual merge
sql/handler.cc:
  manual merge
sql/mysql_priv.h:
  manual merge
sql/records.cc:
  manual merge
sql/share/errmsg.txt:
  manual merge
sql/sql_table.cc:
  manual merge
  Fix labels
sql/sql_update.cc:
  manual merge
sql/table.cc:
  manual merge
sql/unireg.cc:
  manual merge
storage/ndb/config/type_ndbapi.mk.am:
  manual merge

1 files changed, 40 insertions, 18 deletions

diff --git a/sql/sql_delete.cc b/sql/sql_delete.cc
index 584601fe202..816aba25218 100644
--- a/sql/sql_delete.cc
+++ b/sql/sql_delete.cc
@@ -38,6 +38,7 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
   bool          using_limit=limit != HA_POS_ERROR;
   bool		transactional_table, safe_update, const_cond;
   ha_rows	deleted;
+  uint usable_index= MAX_KEY;
   SELECT_LEX   *select_lex= &thd->lex->select_lex;
   DBUG_ENTER("mysql_delete");
 
@@ -141,27 +142,42 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
     tables.table = table;
     tables.alias = table_list->alias;
 
-    table->sort.io_cache = (IO_CACHE *) my_malloc(sizeof(IO_CACHE),
-                                             MYF(MY_FAE | MY_ZEROFILL));
       if (select_lex->setup_ref_array(thd, order->elements) ||
 	  setup_order(thd, select_lex->ref_pointer_array, &tables,
-		      fields, all_fields, (ORDER*) order->first) ||
-	  !(sortorder=make_unireg_sortorder((ORDER*) order->first, &length)) ||
+                    fields, all_fields, (ORDER*) order->first))
+    {
+      delete select;
+      free_underlaid_joins(thd, &thd->lex->select_lex);
+      DBUG_RETURN(TRUE);
+    }
+    
+    if (!select && limit != HA_POS_ERROR)
+      usable_index= get_index_for_order(table, (ORDER*)(order->first), limit);
+
+    if (usable_index == MAX_KEY)
+    {
+      table->sort.io_cache= (IO_CACHE *) my_malloc(sizeof(IO_CACHE),
+                                                   MYF(MY_FAE | MY_ZEROFILL));
+    
+      if (!(sortorder= make_unireg_sortorder((ORDER*) order->first,
+                                             &length)) ||
 	  (table->sort.found_records = filesort(thd, table, sortorder, length,
-					   select, HA_POS_ERROR,
-					   &examined_rows))
+                                                select, HA_POS_ERROR,
+                                                &examined_rows))
 	  == HA_POS_ERROR)
-    {
+      {
+        delete select;
+        free_underlaid_joins(thd, &thd->lex->select_lex);
+        DBUG_RETURN(TRUE);
+      }
+      /*
+        Filesort has already found and selected the rows we want to delete,
+        so we don't need the where clause
+      */
       delete select;
       free_underlaid_joins(thd, select_lex);
-      DBUG_RETURN(TRUE);
+      select= 0;
     }
-    /*
-      Filesort has already found and selected the rows we want to delete,
-      so we don't need the where clause
-    */
-    delete select;
-    select= 0;
   }
 
   /* If quick select is used, initialize it before retrieving rows. */
@@ -171,7 +187,11 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
     free_underlaid_joins(thd, select_lex);
     DBUG_RETURN(TRUE);
   }
-  init_read_record(&info,thd,table,select,1,1);
+  if (usable_index==MAX_KEY)
+    init_read_record(&info,thd,table,select,1,1);
+  else
+    init_read_record_idx(&info, thd, table, 1, usable_index);
+
   deleted=0L;
   init_ftfuncs(thd, select_lex, 1);
   thd->proc_info="updating";
@@ -404,8 +424,9 @@ bool mysql_multi_delete_prepare(THD *thd)
     if (!(target_tbl->table= target_tbl->correspondent_table->table))
     {
       DBUG_ASSERT(target_tbl->correspondent_table->view &&
-                  target_tbl->correspondent_table->ancestor &&
-                  target_tbl->correspondent_table->ancestor->next_local);
+                  target_tbl->correspondent_table->merge_underlying_list &&
+                  target_tbl->correspondent_table->merge_underlying_list->
+                  next_local);
       my_error(ER_VIEW_DELETE_MERGE_VIEW, MYF(0),
                target_tbl->correspondent_table->view_db.str,
                target_tbl->correspondent_table->view_name.str);
@@ -830,7 +851,8 @@ bool mysql_truncate(THD *thd, TABLE_LIST *table_list, bool dont_send_ok)
   if (!dont_send_ok)
   {
     db_type table_type;
-    if ((table_type=get_table_type(thd, path)) == DB_TYPE_UNKNOWN)
+    mysql_frm_type(thd, path, &table_type);
+    if (table_type == DB_TYPE_UNKNOWN)
     {
       my_error(ER_NO_SUCH_TABLE, MYF(0),
                table_list->db, table_list->table_name);