| | |
update& retrieve images from sql server using vb.net
Please support our VB.NET advertiser: Intel Parallel Studio Home
![]() |
There is just two ways to live your life.
One is as though nothing is a miracle.
The other is as if everything is.
One is as though nothing is a miracle.
The other is as if everything is.
--------------
hello boss,Only after rigrously searching for long time-i posted on this forum...
hello boss,first try to answer the queries(don't copy&paste 4m some others post)...
hello boss,Only after rigrously searching for long time-i posted on this forum...
hello boss,first try to answer the queries(don't copy&paste 4m some others post)...
Hello boss, did you check the link?
hello boss, i wasn't copying and pasting the code.(
). I am just guiding you to the thread which already existed. looks like you haven't even taken a bit of an effort to search it in this forum.
hello boss, i wasn't copying and pasting the code.(
). I am just guiding you to the thread which already existed. looks like you haven't even taken a bit of an effort to search it in this forum. There is just two ways to live your life.
One is as though nothing is a miracle.
The other is as if everything is.
One is as though nothing is a miracle.
The other is as if everything is.
hai veena,
I tried even that also-it gives an error& now im trying this stuff-but gives an error called-"unauthorisedAccess Exception was unhandled by user code"
----------------
And below is m code for button1_click(to save image )
PrivateSub Button1_Click(ByVal sender AsObject, ByVal e As System.EventArgs) Handles Button1.Click
Dim con As String = ConfigurationSettings.AppSettings("preeconn1")
Dim str As String = "select * from table2"
Dim da As New SqlDataAdapter(str, con)
Dim cmd As New SqlCommand(str, New SqlConnection(con))
Dim MyCB As SqlCommandBuilder = New SqlCommandBuilder(da)
Dim ds As New DataSet()
da.MissingSchemaAction = MissingSchemaAction.AddWithKey
cmd.Connection.Open()
da.Fill(ds, "table2")
Dim fs As New FileStream("c:/pic/imgad[2].jpg", FileMode.OpenOrCreate, FileAccess.Read, FileShare.ReadWrite)
Dim MyData(fs.Length) As Byte
fs.Read(MyData, 0, fs.Length)
fs.Close()
ds.Tables("table2").Rows(0)("logo") = MyData
da.Update(ds, "table2")
fs = Nothing
MyCB = Nothing
ds = Nothing
da = Nothing
cmd.Connection.Close()
con = Nothing
Response.Write("File saved to database")
End Sub
I tried even that also-it gives an error& now im trying this stuff-but gives an error called-"unauthorisedAccess Exception was unhandled by user code"
----------------
And below is m code for button1_click(to save image )
PrivateSub Button1_Click(ByVal sender AsObject, ByVal e As System.EventArgs) Handles Button1.Click
Dim con As String = ConfigurationSettings.AppSettings("preeconn1")
Dim str As String = "select * from table2"
Dim da As New SqlDataAdapter(str, con)
Dim cmd As New SqlCommand(str, New SqlConnection(con))
Dim MyCB As SqlCommandBuilder = New SqlCommandBuilder(da)
Dim ds As New DataSet()
da.MissingSchemaAction = MissingSchemaAction.AddWithKey
cmd.Connection.Open()
da.Fill(ds, "table2")
Dim fs As New FileStream("c:/pic/imgad[2].jpg", FileMode.OpenOrCreate, FileAccess.Read, FileShare.ReadWrite)
Dim MyData(fs.Length) As Byte
fs.Read(MyData, 0, fs.Length)
fs.Close()
ds.Tables("table2").Rows(0)("logo") = MyData
da.Update(ds, "table2")
fs = Nothing
MyCB = Nothing
ds = Nothing
da = Nothing
cmd.Connection.Close()
con = Nothing
Response.Write("File saved to database")
End Sub
Do you want it in Asp.net or Windows application?
Check the link that i posted and check the last post. I have attached a sample application. All you have to do is change the connection string to the Sql Server and it should work.
Check the link that i posted and check the last post. I have attached a sample application. All you have to do is change the connection string to the Sql Server and it should work.
Last edited by arjunsasidharan; Aug 8th, 2007 at 12:39 am.
There is just two ways to live your life.
One is as though nothing is a miracle.
The other is as if everything is.
One is as though nothing is a miracle.
The other is as if everything is.
![]() |
Similar Threads
- Sql server connection using code in VB.NET (VB.NET)
- Importing csv file to SQL Server Using VB.Net (VB.NET)
- Connecting to SQL server DB from VB.NET app (VB.NET)
- Retrieve information (MS SQL)
- SQL Server, Images and DataGrid in ASP.NET (ASP.NET)
- Beginner: Insert, Update, Delete & Search records from/to sql database (ASP.NET)
- Simple ASP.Net Login Page (Using VB.Net) (ASP.NET)
Other Threads in the VB.NET Forum
- Previous Thread: Visual Studio Standard or Proffesional
- Next Thread: Datagrid view using parameters(Plz help)
| Thread Tools | Search this Thread |
.net .net2008 2008 access add advanced application array assignment basic beginner box browser button buttons center click client code combo convert cpu cuesent data database datagrid datagridview datetimepicker designer dissertation dissertations dissertationtopic eclipse editvb.net employees excel exists filter forms function html images isnumericfuntioncall listview map mobile module msaccess mssqlbackend mysql net number open page pan panel pdf picturebox picturebox2 port position print printing printpreview read record regex reuse right-to-left save search serial settings socket sorting sqldatbase sqlserver storedprocedure temp textbox timer timespan transparency txttoxmlconverter usercontol vb vb.net vba vbnet vista visual visualbasic visualbasic.net visualstudio.net web winsock wpf wrapingcode xml year





