2013.8 Cara Hapus Database VB Net 2013

7/26/2019 2013.8 Cara Hapus Database VB Net 2013

1/6

Belajar VB | Belajar Visual Basic 6.0 | VB 2013 | VB 2010 | VB 2008 | VB 2005

Tutorial Lengkap Visual Basic 6.0 dan Visual Basic .Net http://blog.belajarvb.com Powered bywww.tunasmedia.com

Email :[email protected]@tunasmedia.com

1

BAB 2013.8

CARA HAPUS DATABASE DENGAN VB Net 2013

Pada Bab ini akan dibahas cara Hapus Database Dengan VB Net 2013

Berikut langkah - langkahnya :

1. Membuat Database dan Tabel

2. Membuat Form Visual Basic 2013

#1

Buatlah database dengan nama : DBBelajarvb.accdb (Access 2007, 2010 atau 2013)

Kemudian buatlah Tabel BARANGDengan Design Table :

Field Type Lebar KeteranganKodeBarang Varchar 6 Primary

NamaBarang Varchar 50

HargaBarang Int

JumlahBarang Int

Sebagai contoh, masukan data seperti dibawah ini :

#2

Buatlah Folder di Drive D Dengan nama : Belajar VB2013

Buka Aplikasi VB 2013 anda

Klik File New Project
http://blog.belajarvb.com/http://blog.belajarvb.com/http://www.tunasmedia.com/http://www.tunasmedia.com/http://www.tunasmedia.com/mailto:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]:[email protected]://www.tunasmedia.com/http://blog.belajarvb.com/


2/6




2

Pilih Windows Form Application

Buatlah Nama sesuai dengan pilihan anda, masukan pada Folder yang telah anda buat sebelumnya :Klik OK


3/6




3

Masukan Database DBBelajarvb.accdbyang telah anda buat kedalam Folder Bin/Debug

Kemudian buatlah design Form1 seperti gambar dibawah ini :

Pada Form1 terdapat : TextBox1, TextBox1, TextBox1, TextBox1, Button1, DatagridView1

Kemudian masukan Koding dibawah ini :

ImportsSystem.Data.OleDbPublicClassFormBarang

DimCONN AsOleDbConnectionDimCMD AsOleDbCommandDimDS AsNewDataSet

DimDA AsOleDbDataAdapter

DimRD AsOleDbDataReaderDimLokasiDB AsString

SubKoneksi()LokasiDB = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=DBBelajarvb.accdb"

CONN = NewOleDbConnection(LokasiDB)IfCONN.State = ConnectionState.Closed Then

CONN.Open()EndIf

EndSub

SubKosongkan()TextBox1.Clear()

TextBox2.Clear()

TextBox3.Clear()


4/6




4

TextBox4.Clear()TextBox1.Focus()

EndSub

SubTampilGrid()

DA = NewOleDbDataAdapter("select * from Barang", CONN)DS = NewDataSetDA.Fill(DS, "Barang")DataGridView1.DataSource = DS.Tables("Barang")

DataGridView1.ReadOnly = TrueEndSub

PrivateSubButton1_Click(ByValsender AsSystem.Object, ByVale AsSystem.EventArgs) HandlesButton1.Click

IfTextBox1.Text = ""OrTextBox2.Text = ""OrTextBox3.Text = ""ThenMsgBox("Data belum lengkap")

Exit Sub

ElseCallKoneksi()

CMD = NewOleDbCommand("Select * from Barang where KodeBarang='"& TextBox1.Text & "'",CONN)

RD = CMD.ExecuteReader

RD.Read()IfNotRD.HasRows Then

Dimsimpan AsString= "insert into Barang values ('"& TextBox1.Text & "','"&

TextBox2.Text & "','"& TextBox3.Text & "','"& TextBox4.Text & "')"CMD = NewOleDbCommand(simpan, CONN)CMD.ExecuteNonQuery()

MsgBox("Data berhasil di Input", MsgBoxStyle.Information, "Information")Else

Dimedit AsString= "update Barang set NamaBarang='"& TextBox2.Text &

"',HargaBarang='"& TextBox3.Text & "',JumlahBarang='"& TextBox4.Text & "' where KodeBarang='"&TextBox1.Text & "'"

CMD = NewOleDbCommand(edit, CONN)CMD.ExecuteNonQuery()MsgBox("Data berhasil di Edit", MsgBoxStyle.Information, "Information")

EndIfCallTampilGrid()CallKosongkan()

EndIfEndSub

PrivateSubButton1_Click_1(ByValsender AsSystem.Object, ByVale AsSystem.EventArgs) HandlesButton1.Click

IfTextBox1.Text = ""ThenMsgBox("kode Barang masih kosong, silakan diisi dulu")TextBox1.Focus()

Exit SubElse

IfMessageBox.Show("Yakin akan dihapus..?", "", MessageBoxButtons.YesNo) =

Windows.Forms.DialogResult.Yes ThenDimhapus AsString= "delete * from Barang where KodeBarang='"& TextBox1.Text &

"'"

CMD = NewOleDbCommand(hapus, CONN)CMD.ExecuteNonQuery()

MsgBox("Data berhasil di Hapus", MsgBoxStyle.Information, "Information")

CallTampilGrid()CallKosongkan()


5/6




5

ElseCallKosongkan()

EndIf

EndIfEndSub

PrivateSubFormBarang_Load(ByValsender AsSystem.Object, ByVale AsSystem.EventArgs) HandlesMyBase.Load

CallKoneksi()CallTampilGrid()

CallKosongkan()EndSub

PrivateSubTextBox1_KeyPress1(ByValsender AsObject, ByVale AsSystem.Windows.Forms.KeyPressEventArgs) HandlesTextBox1.KeyPress

Ife.KeyChar = Chr(13) ThenCallKoneksi()CMD = NewOleDbCommand("Select * from Barang where KodeBarang='"& TextBox1.Text & "'",

CONN)

RD = CMD.ExecuteReaderRD.Read()

IfNotRD.HasRows ThenTextBox2.Text = ""TextBox3.Text = ""

TextBox2.Focus()Else

TextBox2.Text = RD.Item("Nama")

TextBox3.Text = RD.Item("Harga")TextBox4.Text = RD.Item("Jumlah")TextBox2.Focus()

EndIfEndIf

EndSub

PrivateSubTextBox2_KeyPress1(ByValsender AsObject, ByVale As

System.Windows.Forms.KeyPressEventArgs) HandlesTextBox2.KeyPressIfe.KeyChar = Chr(13) ThenTextBox3.Focus()

EndSub

PrivateSubTextBox3_KeyPress(ByValsender AsObject, ByVale AsSystem.Windows.Forms.KeyPressEventArgs) HandlesTextBox3.KeyPress

Ife.KeyChar = Chr(13) ThenTextBox4.Focus()

EndSub

PrivateSubTextBox4_KeyPress(ByValsender AsObject, ByVale As

System.Windows.Forms.KeyPressEventArgs) HandlesTextBox4.KeyPressIfe.KeyChar = Chr(13) ThenButton1.Focus()

EndSubEndClass


6/6




6

Silahkan Jalankan Aplikasi Anda

Caranya adalah, masukan Kode Barang contoh BRG004, kemudian KLIK ENTER.

kemudian Klik HAPUS

Documents

2013.8 Cara Hapus Database VB Net 2013