bzr push into mysql-5.1-telco-7.0-spj-scan-vs-scan branch (ole.john.aske:3566 to 3567)

[Ole John Aske]

 3567 Ole John Aske	2011-09-28
      Fixed windows compiler warnings

    modified:
      sql/abstract_query_plan.cc
 3566 Ole John Aske	2011-09-27
      Optimization of how parent operations are choosen in SPJ queries.
      
      Patch introduce usage of fanout-statistics in optimization of
      how we select 'parent relations' for scan childs. 

    modified:
      sql/abstract_query_plan.cc
      sql/abstract_query_plan.h
      sql/ha_ndbcluster_push.cc
      sql/ha_ndbcluster_push.h
=== modified file 'sql/abstract_query_plan.cc'
--- a/sql/abstract_query_plan.cc	2011-09-27 13:33:51 +0000
+++ b/sql/abstract_query_plan.cc	2011-09-28 06:57:21 +0000
@@ -281,7 +281,7 @@ namespace AQP
 
       case AT_TABLE_SCAN:
         DBUG_ASSERT(get_join_tab()->table->file->stats.records>0.0);
-        return get_join_tab()->table->file->stats.records;
+        return static_cast<double>(get_join_tab()->table->file->stats.records);
 
       default:
         return 99999999.0;

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