add debug logs.

storage/spider/spd_db_conn.cc

@@ -2724,6 +2724,9 @@ int spider_db_fetch_table(
       }
     }
 
+    DBUG_PRINT("info", ("spider direct_aggregate=%s",
+      result_list->direct_aggregate ? "TRUE" : "FALSE"));
+    DBUG_PRINT("info", ("spider row=%p", row));
 #ifdef HANDLER_HAS_DIRECT_AGGREGATE
     result_list->snap_mrr_with_cnt = spider->mrr_with_cnt;
     result_list->snap_direct_aggregate = result_list->direct_aggregate;
@@ -2904,6 +2907,9 @@ int spider_db_fetch_key(
     }
   }
 
+  DBUG_PRINT("info", ("spider direct_aggregate=%s",
+    result_list->direct_aggregate ? "TRUE" : "FALSE"));
+  DBUG_PRINT("info", ("spider row=%p", row));
 #ifdef HANDLER_HAS_DIRECT_AGGREGATE
   result_list->snap_mrr_with_cnt = spider->mrr_with_cnt;
   result_list->snap_direct_aggregate = result_list->direct_aggregate;
@@ -3001,6 +3007,9 @@ int spider_db_fetch_minimum_columns(
     }
   }
 
+  DBUG_PRINT("info", ("spider direct_aggregate=%s",
+    result_list->direct_aggregate ? "TRUE" : "FALSE"));
+  DBUG_PRINT("info", ("spider row=%p", row));
 #ifdef HANDLER_HAS_DIRECT_AGGREGATE
   result_list->snap_mrr_with_cnt = spider->mrr_with_cnt;
   result_list->snap_direct_aggregate = result_list->direct_aggregate;
@@ -4813,6 +4822,9 @@ int spider_db_seek_tmp_table(
 */
   }
 
+  DBUG_PRINT("info", ("spider direct_aggregate=%s",
+    pos->direct_aggregate ? "TRUE" : "FALSE"));
+  DBUG_PRINT("info", ("spider row=%p", row));
 #ifdef HANDLER_HAS_DIRECT_AGGREGATE
   spider->result_list.snap_mrr_with_cnt = pos->mrr_with_cnt;
   spider->result_list.snap_direct_aggregate = pos->direct_aggregate;
@@ -4898,6 +4910,9 @@ int spider_db_seek_tmp_key(
 */
   }
 
+  DBUG_PRINT("info", ("spider direct_aggregate=%s",
+    pos->direct_aggregate ? "TRUE" : "FALSE"));
+  DBUG_PRINT("info", ("spider row=%p", row));
 #ifdef HANDLER_HAS_DIRECT_AGGREGATE
   spider->result_list.snap_mrr_with_cnt = pos->mrr_with_cnt;
   spider->result_list.snap_direct_aggregate = pos->direct_aggregate;
@@ -4976,6 +4991,9 @@ int spider_db_seek_tmp_minimum_columns(
 */
   }
 
+  DBUG_PRINT("info", ("spider direct_aggregate=%s",
+    pos->direct_aggregate ? "TRUE" : "FALSE"));
+  DBUG_PRINT("info", ("spider row=%p", row));
 #ifdef HANDLER_HAS_DIRECT_AGGREGATE
   spider->result_list.snap_mrr_with_cnt = pos->mrr_with_cnt;
   spider->result_list.snap_direct_aggregate = pos->direct_aggregate;