winforms - Vb.net .net Framework 1.0 how to access data from database and show in text box -

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i using .net framework 1.0 in vb.net win form, question how can access data database , show particular column , row in textbox. show data in gridview want show data in lable , text box.

public dim connectionstring new sqlconnection( "data source=.;initial catalog=wtfimaga;integrated security=true" )  public  sqldataadapter new sqldataadapter( "select *   wu.dbo.students",connectionstring )  public  sqldataset new dataset  public sqlcommandbuil new sqlcommandbuilder(sqldataadapter)

and onclick can show data load on gridview want show student name on label 

private sub button1_click(sender object, e eventargs) handles button1.click              sqldataset.clear() datagridview1.datasource = sqldataset datagridview1.datasource = nothing          sqldataadapter.fill(sqldataset ,"students")         datagridview1.datasource = sqldataset.tables("students")    textbox1.text = sqldataadapter.fill(sqldataset,"students.studentid")     end sub  

private sub button1_click(sender object, e eventargs) handles button1.click          sqldataset.clear()          datagridview1.datasource = sqldataset          datagridview1.datasource = nothing           sqldataadapter.fill(sqldataset ,"students")          datagridview1.datasource = sqldataset.tables("students")          textbox1.text = sqldataset.tables("students").rows(0).item("studentid") end sub

show student id 1 of rows in dataset


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