updatecommand

How to change values of column of DataTable and show only in DataGrid not updating actual table of database

由 大兔子大兔子 提交于 2019-12-25 17:14:13
问题 I have a column with encrypted name(all other columns are not encrypted) in SQL Database table. And I have to decrypt the column with encrypted name to show in DataGrid to users of my application but the actual table of SQL database should not be changed.(has to remain as encrypted name). I think UpdateCommand works to update the actual table and I have to find an alternative than below UpdateCommand. Or is there alternative way to decrypt only 1 column on DataTable which is not influencing

TableAdapter UpdateCommand on JOINed table

由 只谈情不闲聊 提交于 2019-12-24 15:16:13
问题 Suppose I have a DataGridView that is loading from a TableAdapter whose content is from 2 JOINed tables, so Table C is: SELECT A.*, B.name LEFT JOIN B ON B.id = A.b_id No UpdateCommand is generated for this by the wizard, I know. However, if the data of the table is almost entirely from Table A, and Table B is only joined in to provide the name of data referenced by id in Table A, can I just supply my own UpdateCommand that updates Table A if the user changes a value in the DataGridView? That

How to set parameters for SqlDataSource UpdateCommand

由 一笑奈何 提交于 2019-12-20 07:19:19
问题 For a Gridview: I am trying to use a stored procedure for the first time in a SQLDataSource for the UpdateCommand: <asp:SqlDataSource ID="TECT_DataSource" runat="server" ConnectionString="<%$ ConnectionStrings:OracleConnectionString %>" ProviderName="<%$ ConnectionStrings:OracleConnectionString.ProviderName %>" SelectCommand="SELECT MPID, User_Id, Last_Name, First_Name FROM Scripts.vw_Tect_Exam" UpdateCommand="P_TECT_UPD_EXAM_ID" UpdateCommandType="StoredProcedure"> <UpdateParameters> <asp

Using OleDbDataAdapter to update a DataTable C#

由 我只是一个虾纸丫 提交于 2019-12-17 19:56:18
问题 I have been trying to use OleDbDataAdapter to update a DataTable but got confused about the commands. Since I sometimes get info from diffrent tables I can't use a CommandBuilder. So I have tried to create the commands on my on but found it hard with the parameters. DataTable.GetChanges returns rows that needs to use an INSERT or an UPDATE command - I guess I can't distinct between them. I need you to complete the following: DataTable dt = new DataTable(); OleDbDataAdapter da = new

How to set parameters for SqlDataSource UpdateCommand

由 淺唱寂寞╮ 提交于 2019-12-02 12:39:21
For a Gridview: I am trying to use a stored procedure for the first time in a SQLDataSource for the UpdateCommand: <asp:SqlDataSource ID="TECT_DataSource" runat="server" ConnectionString="<%$ ConnectionStrings:OracleConnectionString %>" ProviderName="<%$ ConnectionStrings:OracleConnectionString.ProviderName %>" SelectCommand="SELECT MPID, User_Id, Last_Name, First_Name FROM Scripts.vw_Tect_Exam" UpdateCommand="P_TECT_UPD_EXAM_ID" UpdateCommandType="StoredProcedure"> <UpdateParameters> <asp:Parameter Name="MPID" Type="Int32" /> <asp:Parameter Name="User_Id" Type="String" /> </UpdateParameters>
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