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using SQL in Java

using SQL in Java# Java - 爪哇娇娃

g*r2003-04-17 07:04

1 楼

I have a table -- orders(order_id, order_status).
order_id is integer.
I am going to find the biggest integer number of order_id.
I write the following code:

m*t2003-04-17 07:04

2 楼

catch (Exception e) {} is simply bad programming style. Why don't
you catch SQLException and print it?

【在 g********r 的大作中提到】

: I have a table -- orders(order_id, order_status).
: order_id is integer.
: I am going to find the biggest integer number of order_id.
: I write the following code:

y*i2003-04-17 07:04

3 楼

^^^^^^^
^^^^^^^^^^^^^
R u sure this could be compiled? never heard of that a null reference
could be used for a method call in java, never seen such expression
in java either.

【在 g********r 的大作中提到】

: I have a table -- orders(order_id, order_status).
: order_id is integer.
: I am going to find the biggest integer number of order_id.
: I write the following code: