Merge mysql.com:/home/gluh/MySQL/Merge/5.0-opt

into  mysql.com:/home/gluh/MySQL/Merge/5.1-opt


mysql-test/r/innodb.result:
  Auto merged
mysql-test/r/insert_update.result:
  Auto merged
mysql-test/r/myisam.result:
  Auto merged
mysql-test/r/select.result:
  Auto merged
mysql-test/r/subselect3.result:
  Auto merged
mysql-test/r/type_blob.result:
  Auto merged
mysql-test/t/insert_update.test:
  Auto merged
mysql-test/t/select.test:
  Auto merged
BitKeeper/deleted/.del-bdb.result:
  Auto merged
mysql-test/extra/binlog_tests/blackhole.test:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_delete.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_union.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
storage/blackhole/ha_blackhole.cc:
  Auto merged
mysql-test/r/binlog_stm_blackhole.result:
  manual merge
mysql-test/r/insert_select.result:
  manual merge
mysql-test/r/subselect.result:
  manual merge
mysql-test/r/update.result:
  manual merge
mysql-test/t/insert_select.test:
  manual merge
mysql-test/t/subselect.test:
  manual merge
sql/sql_help.cc:
  manual merge
sql/sql_insert.cc:
  manual merge
sql/sql_update.cc:
  manual merge

1 files changed, 7 insertions, 1 deletions

diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index 821af3f946d..fa0f9d7cbbb 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -566,6 +566,11 @@ public:
   uint select_n_having_items;
   uint cond_count;    /* number of arguments of and/or/xor in where/having/on */
   uint between_count; /* number of between predicates in where/having/on      */   
+  /*
+    Number of fields used in select list or where clause of current select
+    and all inner subselects.
+  */
+  uint select_n_where_fields;
   enum_parsing_place parsing_place; /* where we are parsing expression */
   bool with_sum_func;   /* sum function indicator */
   /* 
@@ -583,7 +588,8 @@ public:
   bool  braces;   	/* SELECT ... UNION (SELECT ... ) <- this braces */
   /* TRUE when having fix field called in processing of this SELECT */
   bool having_fix_field;
-
+  /* List of references to fields referenced from inner selects */
+  List<Item_outer_ref> inner_refs_list;
   /* Number of Item_sum-derived objects in this SELECT */
   uint n_sum_items;
   /* Number of Item_sum-derived objects in children and descendant SELECTs */