可以执行一条select * from 表1 语句,在确认连接正确的情况下出错的话,就说明这个表1不存在了.
去翻一下SQL的书吧!数据是有系统表的!系统表就保存表名和字段等一些的!
Select * From 表1 如果出错就说名表1不存在。 前提连接db1.mdb数据库。
'---------------------------------------------------------------------------- ' 'Author:lihonggen0 'Date:2003-6-19 '功能:获取access库中表的个数及表的名称 '用ado怎样实现 '工程--->引用--->Microsoft ActiveX Data Object 2.x(版本号) '---------------------------------------------------------------------------- Private Sub Form_Load() Dim adoCN As New ADODB.Connection '定义数据库的连接 Dim strCnn As New ADODB.Recordset Dim I As Integer str1 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\Northwind.MDB;Persist Security Info=False" adoCN.Open str1
Set rstSchema = adoCN.OpenSchema(adSchemaTables)
Do Until rstSchema.EOF If rstSchema!TABLE_TYPE = "TABLE" Then out = out & "Table name: " & _ rstSchema!TABLE_NAME & vbCr & _ "Table type: " & rstSchema!TABLE_TYPE & vbCr I = I + 1 End If rstSchema.MoveNext Loop MsgBox I rstSchema.Close
如果出错就说名表1不存在。
前提连接db1.mdb数据库。
'
'Author:lihonggen0
'Date:2003-6-19
'功能:获取access库中表的个数及表的名称
'用ado怎样实现
'工程--->引用--->Microsoft ActiveX Data Object 2.x(版本号)
'----------------------------------------------------------------------------
Private Sub Form_Load()
Dim adoCN As New ADODB.Connection '定义数据库的连接
Dim strCnn As New ADODB.Recordset
Dim I As Integer
str1 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\Northwind.MDB;Persist Security Info=False"
adoCN.Open str1
Set rstSchema = adoCN.OpenSchema(adSchemaTables)
If rstSchema!TABLE_TYPE = "TABLE" Then
out = out & "Table name: " & _
rstSchema!TABLE_NAME & vbCr & _
"Table type: " & rstSchema!TABLE_TYPE & vbCr
I = I + 1
End If
rstSchema.MoveNext
Loop
MsgBox I
rstSchema.Close
adoCN.Close
Debug.Print out
End Sub