Add 'AS' statement on insertion

Signed-off-by: Henrique V. Ehrenfried <hvehrenfried@inf.ufpr.br>

database/database_table.py

@@ -1032,7 +1032,7 @@ class DatabaseTable(Table):
         for column in self.columns.items():
             temporary_column = ttable.columns.get(column[0])
             if temporary_column is not None:
-                query_src.append(temporary_column)
+                query_src.append(temporary_column.label(temporary_column.name))
                 query_dst.append(column[1])
 
         query_src = select(query_src)