Merge

BitKeeper/etc/logging_ok:
  auto-union
BUILD/autorun.sh:
  Auto merged
BitKeeper/etc/config:
  Auto merged
Makefile.am:
  Auto merged
include/my_bitmap.h:
  Auto merged
libmysqld/Makefile.am:
  Auto merged
mysql-test/mysql-test-run.pl:
  Auto merged
mysql-test/mysql-test-run.sh:
  Auto merged
mysql-test/r/grant.result:
  Auto merged
mysql-test/r/ps_6bdb.result:
  Auto merged
mysql-test/r/ps_7ndb.result:
  Auto merged
mysys/Makefile.am:
  Auto merged
mysys/default.c:
  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_ndbcluster.h:
  Auto merged
sql/handler.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/item.cc:
  Auto merged
sql/log_event.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/opt_range.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_acl.h:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_cache.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_delete.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/sql_udf.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
storage/heap/Makefile.am:
  Auto merged
storage/heap/hp_hash.c:
  Auto merged
storage/innobase/btr/btr0btr.c:
  Auto merged
storage/innobase/btr/btr0cur.c:
  Auto merged
storage/innobase/configure.in:
  Auto merged
storage/innobase/fil/fil0fil.c:
  Auto merged
storage/innobase/ibuf/ibuf0ibuf.c:
  Auto merged
storage/innobase/include/os0file.h:
  Auto merged
storage/innobase/include/page0cur.h:
  Auto merged
storage/innobase/include/row0mysql.h:
  Auto merged
storage/innobase/include/srv0srv.h:
  Auto merged
storage/innobase/include/trx0trx.h:
  Auto merged
storage/innobase/include/trx0trx.ic:
  Auto merged
storage/innobase/lock/lock0lock.c:
  Auto merged
storage/innobase/log/log0recv.c:
  Auto merged
storage/innobase/os/os0file.c:
  Auto merged
storage/innobase/page/page0cur.c:
  Auto merged
storage/innobase/page/page0page.c:
  Auto merged
storage/innobase/rem/rem0rec.c:
  Auto merged
storage/innobase/row/row0mysql.c:
  Auto merged
storage/innobase/row/row0sel.c:
  Auto merged
storage/innobase/row/row0upd.c:
  Auto merged
storage/innobase/srv/srv0srv.c:
  Auto merged
storage/innobase/trx/trx0trx.c:
  Auto merged
storage/innobase/trx/trx0undo.c:
  Auto merged
storage/myisam/Makefile.am:
  Auto merged
storage/myisam/mi_create.c:
  Auto merged
storage/myisam/mi_open.c:
  Auto merged
storage/myisam/mi_packrec.c:
  Auto merged
storage/myisam/mi_unique.c:
  Auto merged
storage/myisam/myisampack.c:
  Auto merged
storage/myisammrg/Makefile.am:
  Auto merged
storage/ndb/include/mgmcommon/ConfigRetriever.hpp:
  Auto merged
storage/ndb/include/transporter/TransporterDefinitions.hpp:
  Auto merged
storage/ndb/src/common/mgmcommon/ConfigRetriever.cpp:
  Auto merged
storage/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp:
  Auto merged
storage/ndb/src/mgmsrv/main.cpp:
  Auto merged
storage/ndb/src/ndbapi/NdbDictionaryImpl.cpp:
  Auto merged
storage/ndb/test/ndbapi/create_tab.cpp:
  Auto merged
storage/ndb/test/ndbapi/testBlobs.cpp:
  Auto merged
strings/ctype-big5.c:
  Auto merged
strings/ctype-ucs2.c:
  Auto merged
support-files/mysql.spec.sh:
  Auto merged
configure.in:
  merge
mysql-test/t/disabled.def:
  merge
mysys/my_bitmap.c:
  SCCS merged
sql/ha_federated.cc:
  merge
sql/ha_innodb.cc:
  merge
sql/ha_ndbcluster.cc:
  merge
sql/mysqld.cc:
  e
  merge
sql/sql_insert.cc:
  merge
sql/sql_lex.h:
  merge
sql/sql_load.cc:
  merge
sql/sql_select.cc:
  merge
  e
  C
sql/sql_update.cc:
  merge
sql/table.cc:
  merge

sql/sql_cache.cc

@@ -278,7 +278,6 @@ TODO list:
   - Move MRG_MYISAM table type processing to handlers, something like:
         tables_used->table->file->register_used_filenames(callback,
                                                           first_argument);
-  - Make derived tables cachable.
   - QC improvement suggested by Monty:
     - Add a counter in open_table() for how many MERGE (ISAM or MyISAM)
       tables are cached in the table cache.
@@ -2135,6 +2134,13 @@ Query_cache::register_tables_from_list(TABLE_LIST *tables_used,
        tables_used;
        tables_used= tables_used->next_global, n++, block_table++)
   {
+    if (tables_used->derived)
+    {
+      DBUG_PRINT("qcache", ("derived table skipped"));
+      n--;
+      block_table--;
+      continue;
+    }
     block_table->n= n;
     if (tables_used->view)
     {
@@ -2778,6 +2784,12 @@ static TABLE_COUNTER_TYPE process_and_count_tables(TABLE_LIST *tables_used,
                             tables_used->table->s->table_name,
                             tables_used->table->s->table_cache_key,
                             tables_used->table->s->db_type));
+      if (tables_used->derived)
+      {
+        table_count--;
+        DBUG_PRINT("qcache", ("derived table skipped"));
+        continue;
+      }
       *tables_type|= tables_used->table->file->table_cache_type();
 
       /*