将这些SqlParameter对象的名称(即参数名)拼接到IN条件中。 5. 编写示例代码 以下是一个完整的示例代码,演示了如何在C#中使用SqlParameter配合IN条件执行SQL查询: csharp using System; using System.Collections.Generic; using System.Data; using System.Data.SqlClient; class Program { static void Main() { //...
dbo.TBS_DanWei AS fhdw ON fhdw.ID = gb.ID_Sender where GTM.IsDelete=0 AND GTM.ID_Document IN ( {para} ) order by CreateTime desc";//(" + string.Join(", ", GamDocumentInfoList.Select(ppp => "'" + ppp.ID + "'").Distinct()) + ") //第三步,参数化字段和实际值对应起来...
所以我改成了上面这样string sql = @"select * from users where name IN (@name1,@name2,@name3...
sql server SqlParameter参数化查询如何写 IN 查询 答案 实验学时:2 实验类型:验证 实验要求:必修 一、实验目的 通过本实验使学生掌握单表查询并初步掌握多表查询的技能。 二、实验内容 使用实验一建立的银行贷款数据库和表,完成以下查询。 1-10题为单表查询,11-25为多表查询。 查询所有法人的法人代码、法人名称...
INSERT @t(col) VALUES (substring(@c,1,charindex(@split,@c)-1)) SET @c = stuff(@c,1,charindex(@split,@c),'') end INSERT @t(col) VALUES (@c) RETURN end GO 2.程序sql文本部分做如下修改: string sqltext ="select * from HotelMedalInfo where hotelCode in(select * from dbo.f_sp...
问如何将sqlparameter传递给IN()？EN您必须为IN子句中需要的每个值创建一个参数。
private static void UpdateDemographics(Int32 customerID, string demoXml, string connectionString) { // Update the demographics for a store, which is stored // in an xml column. string commandText = "UPDATE Sales.Store SET Demographics = @demographics " + "WHERE CustomerID = @ID;"; using ...
Copy() in c# Access to href from code behind Access to the path '.dll' is denied. Access to the path '\\servername\C$\FolderName' is denied. Access to the path 'C:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\0337b4fb\36cbd23c\hash' is denied. Access...
@roji, the CommandType matters because default does not work as you described in this case. create table dbo.t(c nvarchar(4000) default 'horse'); If I try this... using (var cmd = new SqlCommand("insert into dbo.t(c)values(@)", conn)) { cmd.Parameters.AddWithValue("@", null);...