请详细参阅ADO参考文档中OpenSchema
如:
'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 rstSchema 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
查询:
SELECT MSysObjects.Name FROM MsysObjects WHERE (Left([Name],1)<>"~") AND (MSysObjects.Type)=5 ORDER BY MSysObjects.Name;
窗体:
SELECT MSysObjects.Name FROM MsysObjects WHERE (Left([Name],1)<>"~") AND (MSysObjects.Type)=-32768 ORDER BY MSysObjects.Name;
表:
SELECT MSysObjects.Name FROM MsysObjects WHERE (Left([Name],1)<>"~") AND (Left$([Name],4) <> "Msys") AND (MSysObjects.Type)=1 ORDER BY MSysObjects.Name;
报表:
SELECT MSysObjects.Name FROM MsysObjects WHERE (Left([Name],1)<>"~") AND (MSysObjects.Type)= -32764 ORDER BY MSysObjects.Name;
模块:
SELECT MSysObjects.Name FROM MsysObjects WHERE (Left([Name],1)<>"~") AND (MSysObjects.Type)= -32761 ORDER BY MSysObjects.Name;
宏:
SELECT MSysObjects.Name FROM MsysObjects WHERE (Left([Name],1)<>"~") AND (MSysObjects.Type)= -32766 ORDER BY MSysObjects.Name;
'*************************************************************************
'**函 数 名:LoadTbList
'**功能描述:列举数据库中的对象列表.对象的字段列表
'**输 入: sConcStr ADO的数据库连接字符串
'** : sTbType 要列出的类型,0为表,1为视图.2是表和视图
'**输 出:在debug窗口中打印
'**调用模块:Microsoft ADO Ext. 2.x for DDL and Security
'*************************************************************************
Public Sub LoadTbList(ByVal sConcStr$, Optional ByVal sTbType = 2)
Dim iDbx As New ADOX.Catalog, iCount&, iI&
If sConcStr = "" Then Exit Sub
On Error GoTo LoadErr
iDbx.ActiveConnection = sConcStr
If sTbType < 0 And sTbType > 2 Then sTbType = 2
On Error Resume Next
With iDbx
For iCount = 0 To .Tables.Count - 1
Select Case UCase(.Tables(iCount).Type) & sTbType
Case "TABLE0", "TABLE2", "VIEW1", "VIEW2"
Debug.Print "对象名:" & .Tables(iCount).Name
With .Tables(iCount).Columns
For iI = 0 To .Count - 1
Debug.Print vbTab & "字段名:" & .Item(iI).Name
Next
End With
Case Else
End Select
Next
End With
Exit Sub
'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 rstSchema 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
Private Sub Command1_Click()
'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)
'----------------------------------------------------------------------------
Dim adoCN As New ADODB.Connection '定义数据库的连接
Dim strCnn As New ADODB.Recordset
Dim rstSchema As New ADODB.Recordset
Dim i As Integer
str1 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=d:\db1.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 & " 个表"
rstSchema.Close