[英]vb.net listbox display tables names from database
I need to list all the tables in the list box from the database.mdb
file. 我需要从database.mdb
文件列出列表框中的所有表。 Not the contents of the tables just the tables name using Microsoft.Jet.OLEDB.4.0
使用Microsoft.Jet.OLEDB.4.0
不是表的内容只是表名
I'm new to vb.net, please help. 我是vb.net的新手,请帮助。
this is what i have so far.. and i keep getting errors 这是我到目前为止所拥有的..而且我不断出错
Dim dbpath As String = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().CodeBase)
dbpath = New Uri(dbpath).LocalPath
TextBox1.Text = dbpath + "\database.mdb"
Dim userTables As DataTable = Nothing
Dim connection As System.Data.OleDb.OleDbConnection = New System.Data.OleDb.OleDbConnection()
connection.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0; data source =" textbox1.text
' We only want user tables, not system tables
Dim restrictions() As String = New String(4) {}
restrictions(3) = "Table"
connection.Open()
' Get list of user tables
userTables = connection.GetSchema("Tables", restrictions)
connection.Close()
' Add list of table names to listBox
Dim i As Integer
For i = 0 To userTables.Rows.Count - 1 Step i + 1
ListBox1.Items.Add(userTables.Rows(i)(2).ToString())
Next
You can use the following code segment to display the list of tables in a .mdb file Click Here to get reference 您可以使用以下代码段显示.mdb文件中的表的列表,请单击此处以获取参考。
Dim userTables As DataTable = Nothing
Dim connection As System.Data.OleDb.OleDbConnection = New System.Data.OleDb.OleDbConnection()
connection.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;//your database path"
' We only want user tables, not system tables
Dim restrictions() As String = New String(4) {}
restrictions(3) = "Table"
connection.Open()
' Get list of user tables
userTables = connection.GetSchema("Tables", restrictions)
connection.Close()
' Add list of table names to listBox
Dim i As Integer
For i = 0 To userTables.Rows.Count - 1 Step i + 1
ListBox1.Items.Add(userTables.Rows(i)(2).ToString())
Next
Dim userTables As DataTable = Nothing
Dim connection As System.Data.OleDb.OleDbConnection = New System.Data.OleDb.OleDbConnection()
Dim source As String
source = TextDBPath.Text
connection.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + source
Dim restrictions() As String = New String(3) {}
restrictions(3) = "Table"
connection.Open()
' Get list of user tables
userTables = connection.GetSchema("Tables", restrictions)
connection.Close()
' Add list of table names to listBox
Dim i As Integer
For i = 0 To userTables.Rows.Count - 1 Step i + 1
cbox.items.add(userTables.Rows(i)(2).ToString())
Next
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