摘要：
SELECT a.partno, a.num, CASE WHEN Isnull(b.num, '') = '' THEN '0' ELSE b.num END FA, Cast(b.num * 1.0 / ( a.num + b.num ) AS DECIMAL(18, 10)) * 100000 阅读全文
摘要：
public override void OnException(HttpActionExecutedContext actionExecutedContext) { var x = actionExecutedContext.Exception; Trace.TraceError(x.ToStri 阅读全文