handlerton::discover_table_names() can not discover only

"unknown" tables. Duplicates are possible - deal with them.

1 files changed, 7 insertions, 2 deletions

diff --git a/sql/sql_array.h b/sql/sql_array.h
index f788b71a785..43ca4ef4219 100644
--- a/sql/sql_array.h
+++ b/sql/sql_array.h
@@ -104,7 +104,7 @@ public:
                           MYF(MY_THREAD_SPECIFIC));
   }
 
-  Elem& at(int idx)
+  Elem& at(size_t idx)
   {
     return *(((Elem*)array.buffer) + idx);
   }
@@ -129,11 +129,16 @@ public:
     return (insert_dynamic(&array, (uchar*)&el));
   }
 
-  int elements()
+  size_t elements()
   {
     return array.elements;
   }
 
+  void set_elements(size_t n)
+  {
+    array.elements= n;
+  }
+
   ~Dynamic_array()
   {
     delete_dynamic(&array);