bzr commit into mysql-6.0 branch (sergefp:2739)

[Sergey Petrunia]

#At file:///home/spetrunia/dev/mysql-6.0-opt-fix/ based on revid:sergefp@stripped

 2739 Sergey Petrunia	2009-04-18
      Better comments
modified:
  sql/sql_select.h

per-file messages:
  sql/sql_select.h
    Better comments
=== modified file 'sql/sql_select.h'
--- a/sql/sql_select.h	2009-04-16 02:25:27 +0000
+++ b/sql/sql_select.h	2009-04-17 21:12:36 +0000
@@ -225,13 +225,13 @@ typedef struct st_join_table
   Item          *cache_idx_cond;
   SQL_SELECT    *cache_select;
   JOIN		*join;
-  /* SemiJoinDuplicateElimination variables: */
   /*
     Embedding SJ-nest (may be not the direct parent), or NULL if none.
     This variable holds the result of table pullout.
   */
   TABLE_LIST    *emb_sj_nest;
-
+  
+  /* FirstMatch variables (final QEP) */
   struct st_join_table *first_sj_inner_tab;
   struct st_join_table *last_sj_inner_tab;