摘要:
declare @count_sql nvarchar(max),@count int set @count_sql = 'select @vlaue = count(1) from t_dd_qm_product_testitem_course with (nolock) where group_ 阅读全文
摘要:
原文链接:https://blog.csdn.net/weixin_45022563/article/details/119675272 1.数组是数字或者字符串类型的 var a = ["1","2"]; alert(a.indexOf("3"));//返回-1 2.数组是json对象 var a 阅读全文
摘要:
创建一下存储过程:以下代码单独执行两次时,11000毫秒时输出的数字分别是199529 186870 create PROCEDURE [dbo].[p_a_test] AS BEGIN SET NOCOUNT ON; declare @orderindex int =1,@plan_quantit 阅读全文