added debug messages
Signed-off-by: Sho Nakatani <lay.sakura@gmail.com>
Succeeded in getting 1st column of Beer table!!
But has a evident bug at ha_mysqlite.cc:693

mysql> select sqlite_db('/home/nakatani/src/mysql-5.6.10/storage/mysqlite/src/t/db/BeerDB-small.sqlite');  select price from Beer;
+--------------------------------------------------------------------------------------------+
| sqlite_db('/home/nakatani/src/mysql-5.6.10/storage/mysqlite/src/t/db/BeerDB-small.sqlite') |
+--------------------------------------------------------------------------------------------+
|                                                                                          1 |
+--------------------------------------------------------------------------------------------+
1 row in set (0.08 sec)

+-------+
| price |
+-------+
|   450 |
|   500 |
+-------+
2 rows in set (0.00 sec)

Signed-off-by: Sho Nakatani <lay.sakura@gmail.com>