Merge siva.hindu.god:/home/tsmith/m/bk/50

into  siva.hindu.god:/home/tsmith/m/bk/maint/50


mysql-test/r/type_datetime.result:
  Auto merged
mysql-test/t/outfile.test:
  Auto merged
mysql-test/t/type_datetime.test:
  Auto merged
sql/field.cc:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/item_func.h:
  Auto merged
sql/my_decimal.h:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/sp.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.h:
  Auto merged

1 files changed, 16 insertions, 2 deletions

diff --git a/sql/sql_class.h b/sql/sql_class.h
index 560b5394770..bef679806d0 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -28,6 +28,7 @@ class Slave_log_event;
 class Format_description_log_event;
 class sp_rcontext;
 class sp_cache;
+class Lex_input_stream;
 
 enum enum_enable_or_disable { LEAVE_AS_IS, ENABLE, DISABLE };
 enum enum_ha_read_modes { RFIRST, RNEXT, RPREV, RLAST, RKEY, RNEXT_SAME };
@@ -494,7 +495,7 @@ public:
 };
 
 
-class delayed_insert;
+class Delayed_insert;
 class select_result;
 
 #define THD_SENTRY_MAGIC 0xfeedd1ff
@@ -1247,7 +1248,7 @@ public:
   time_t     start_time,time_after_lock,user_time;
   time_t     connect_time,thr_create_time; // track down slow pthread_create
   thr_lock_type update_lock_default;
-  delayed_insert *di;
+  Delayed_insert *di;
 
   /* <> 0 if we are inside of trigger or stored function. */
   uint in_sub_stmt;
@@ -1431,6 +1432,10 @@ public:
   */
   bool       insert_id_used;
 
+  /* 
+    clear_next_insert_id is set if engine was called at least once
+    for this statement to generate auto_increment value.
+  */
   bool       clear_next_insert_id;
   /* for IS NULL => = last_insert_id() fix in remove_eq_conds() */
   bool       substitute_null_with_insert_id;
@@ -1496,6 +1501,15 @@ public:
     query_id_t first_query_id;
   } binlog_evt_union;
 
+  /**
+    Character input stream consumed by the lexical analyser,
+    used during parsing.
+    Note that since the parser is not re-entrant, we keep only one input
+    stream here. This member is valid only when executing code during parsing,
+    and may point to invalid memory after that.
+  */
+  Lex_input_stream *m_lip;
+
   THD();
   ~THD();