Imports System.Data.Sql
Dim cn As SqlClient.SqlConnection
Dim cmd As SqlClient.SqlCommand
Try
cn = New SqlClient.SqlConnection("Data Source=.\SQLEXPRESS;AttachDbFilename= " & Chr(34) & "C:\Program Files\Microsoft SQL Server\MSSQL10.SQLEXPRESS\MSSQL\DATA\vb.mdf" & Chr(34) & ";Integrated Security=True;Connect Timeout=30;User Instance=True")
cn.Open()
cmd = New SqlClient.SqlCommand("insert into table1 (a,b) values('ii',@b) ", cn)
cmd.Parameters.Add("@b", SqlDbType.Char).Value = TextBox3.Text
cmd.ExecuteNonQuery()
Catch
End Try
cn.Close()
Me.Table1TableAdapter.Fill(Me.VbDataSet.Table1)
Note.
Si differenzia rispetto all'insert dei dati in access (che richiede il ?).
Visualizzazione post con etichetta sql. Mostra tutti i post
Visualizzazione post con etichetta sql. Mostra tutti i post
domenica 25 gennaio 2009
Esempio lettura dati da MS-SQL
Imports System.Data.Sql
Dim cn As SqlClient.SqlConnection
Dim cmd As SqlClient.SqlCommand
Dim dr As SqlClient.SqlDataReader
Try
cn = New SqlClient.SqlConnection("Data Source=.\SQLEXPRESS;AttachDbFilename= " & Chr(34) & "C:\Program Files\Microsoft SQL Server\MSSQL10.SQLEXPRESS\MSSQL\DATA\vb.mdf" & Chr(34) & ";Integrated Security=True;Connect Timeout=30;User Instance=True")
cn.Open()
cmd = New SqlClient.SqlCommand("select * from table1 ", cn)
dr = cmd.ExecuteReader()
While dr.Read()
TextBox1.Text = dr(0)
TextBox2.Text = dr(1)
TextBox3.Text = dr(2)
' lettura dati
End While
Catch
End Try
cn.Close()
Dim cn As SqlClient.SqlConnection
Dim cmd As SqlClient.SqlCommand
Dim dr As SqlClient.SqlDataReader
Try
cn = New SqlClient.SqlConnection("Data Source=.\SQLEXPRESS;AttachDbFilename= " & Chr(34) & "C:\Program Files\Microsoft SQL Server\MSSQL10.SQLEXPRESS\MSSQL\DATA\vb.mdf" & Chr(34) & ";Integrated Security=True;Connect Timeout=30;User Instance=True")
cn.Open()
cmd = New SqlClient.SqlCommand("select * from table1 ", cn)
dr = cmd.ExecuteReader()
While dr.Read()
TextBox1.Text = dr(0)
TextBox2.Text = dr(1)
TextBox3.Text = dr(2)
' lettura dati
End While
Catch
End Try
cn.Close()
Esempio inserimento dati in MS-SQL
Imports System.Data.Sql
Dim cn As SqlClient.SqlConnection
Dim cmd As SqlClient.SqlCommand
Try
cn = New SqlClient.SqlConnection("Data Source=.\SQLEXPRESS;AttachDbFilename= " & Chr(34) & "C:\Program Files\Microsoft SQL Server\MSSQL10.SQLEXPRESS\MSSQL\DATA\vb.mdf" & Chr(34) & ";Integrated Security=True;Connect Timeout=30;User Instance=True")
cn.Open()
cmd = New SqlClient.SqlCommand("insert into table1 (a,b) values('RRR','RRR') ", cn)
cmd.ExecuteNonQuery()
Catch
End Try
cn.Close()
Dim cn As SqlClient.SqlConnection
Dim cmd As SqlClient.SqlCommand
Try
cn = New SqlClient.SqlConnection("Data Source=.\SQLEXPRESS;AttachDbFilename= " & Chr(34) & "C:\Program Files\Microsoft SQL Server\MSSQL10.SQLEXPRESS\MSSQL\DATA\vb.mdf" & Chr(34) & ";Integrated Security=True;Connect Timeout=30;User Instance=True")
cn.Open()
cmd = New SqlClient.SqlCommand("insert into table1 (a,b) values('RRR','RRR') ", cn)
cmd.ExecuteNonQuery()
Catch
End Try
cn.Close()
martedì 4 novembre 2008
SQL 2008 superfice di attacco
Per aPer accedere da una macchina esterna ai servizi di SQLExpress2005 bisognava andare nelle funzionalità di configurazione della "Superficie d'attacco".
Su SQLExpress2008 invece è sufficiente basta avviare il servizio "SQL Server Browser" dal Configuration Manager, come nell'immagine.
(Ci ho messo un'ora a capirlo)
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