按名称查找记录 [英] find records by name
本文介绍了按名称查找记录的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
解决方案
示例代码布局:
Dim con As 新 SqlConnection Dim cmd As 新建 SqlCommand 尝试 con.ConnectionString = " con.Open() cmd.Connection = con cmd.CommandText = " Dim lrd As SqlDataReader = cmd.ExecuteReader() 同时 lrd.Read() ' 在这里做些事情 结束 同时 捕获,例如 As 异常 MessageBox.Show(" & ex.Message," ) 最后 con.Close() 结束 尝试
hi. any one tell me how find records by name in database? im using vb.net and sql searver. thanks
解决方案
Sample code layout:
Dim con As New SqlConnection Dim cmd As New SqlCommand Try con.ConnectionString = "Data Source=atisource;Initial Catalog=BillingSys;Persist Security Info=True;User ID=sa;Password=12345678" con.Open() cmd.Connection = con cmd.CommandText = "SELECT [field1], [field2] FROM [tablename] WHERE [condition] ORDER BY [sortfield]" Dim lrd As SqlDataReader = cmd.ExecuteReader() While lrd.Read() 'Do something here End While Catch ex As Exception MessageBox.Show("Error while retrieving records on table..." & ex.Message, "Load Records") Finally con.Close() End Try
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