Open() Dim cmd OLEDB As New Ole Db Command("UPDATE books SET Borrowed_By = 'h', Bk_Status = 'Borrowed', Bk_From = '" & txtborrow_from.
Current Directory & "\Library Database.mdb") Try cnn OLEDB. I'm just finishing the other forms before I continue to work on fine/fees section.
Message) End Try End Sub is a SELECT statement and cannot update anything when this command is executed Said that, I suggest to correctly implement a parameterized query for every part of your query, and, of course, use the correct statement that updates your record sql = "UPDATE attendance SET [email protected]_out, [email protected]_remarks " & _ "WHERE id_no= @id AND date LIKE @dt and am_out is null" Try With com .
Show("You Log out on time") End If Catch ex As Exception Msg Box(ex.
(For an example of this scenario, see Walkthrough: Using a Data Grid Web Control to Read and Write Data.) Alternatively, you can update the database directly, using SQL statements or stored procedures, which is what this walkthrough illustrates.
This walkthrough illustrates how to create a Web Forms page that reads and writes data to a database using SQL statements. Close() End Sub // C# private void ddl Category ID_Selected Index Changed(object sender, System.
Add(New My Sql Parameter("@noon_remarks", remarks)) com. Execute Non Query() If remarks = "OVERTIME" Then Message Box. I agree with the suggestions to use a parameter query for this instead. Thanks in advance, Richard Paulicelli You can also convert your date string to yyyy-mm-dd format to avoid misinterpreting the date literal based on local. If you leave it as a date, the parameters will work and you will avoid all sorts of locale problems. Close() End If End If End If End Sub Now, what happens, is absolutely nothing. And i figured that's where the problem lied being that when i put a breakpoint and analyzed the code and values of everything i noticed the hash marks but i didn't even think to physically put them in the update statement. But thank you for that note for future = "Journals SET Journal Title=? Thanks for your help and [email protected] Paulicelli I imagine this did not work for you because you have declared Date Picked as a string.For the walkthrough, you will work with the Categories table of the SQL Server Northwind database. Event Args e) Finally, you want to add code that will update the database with changes from the record displayed in the page. In the page, you can select a record, edit it, and then save it to the database. As with fetching a single record, the update requires that you set some parameters and then execute a statement (in this case, an Update statement). Microsoft is conducting an online survey to understand your opinion of the Msdn Web site.If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site. The Web Forms data-binding architecture allows you to bind control properties to a data source, making it easy to display data on the page. To enhance the Web Forms page you have created, you might want to explore some of the following ideas: Walkthrough: Creating Read-Only Data Access in a Web Forms Page | Introduction to ADO.However, the data-binding architecture does not support updates — that is, data binding is one-way in Web Forms pages. NET Connection Design Tools | Introduction to Data Command Objects in Visual Studio | Executing a Data Command That Returns a Result Set | Executing Updates or Database Commands using a Data Command | Setting and Getting Data Command Parameters | Concurrency Control in ADO. Thank you so much, that was where my problem was, it was the date. Besides this is just an internal project, not a public release. " cmd = New Ole Db Command(str, my Connection) cmd. Add With Value("@jounal Title", My Journal Title ) cmd. Add With Value("@journal Text", My Journal Text) cmd. I just used Hansup's method for a quick fix, however i will look into parametrized queries for future use. I'm just trying to help you understand why the original attempt may have failed. Execute Non Query() Unfortunetly I did try that, however it came up with a long error and failed to work.I want to make it so that any changes they have made to the journal (editing the textbox fields) are also changed in the database when they click the update button. Open() Dim Date Picked As String = Date Time Picker1.