Function ChengTableFieldPro_ADO() Dim MyTableName As String
Dim MyFieldName As String
Dim GetFieldDesc_ADO
Dim GetFieldDescription
MyTableName = "ke_hu"
MyFieldName = "dw_name"
Dim MyDB As New ADOX.Catalog
Dim MyTable As ADOX.Table
Dim MyField As ADOX.Column On Error GoTo Err_GetFieldDescription
MyDB.ActiveConnection = CurrentProject.Connection
Set MyTable = MyDB.Tables(MyTableName)
GetFieldDesc_ADO = MyTable.Columns(MyFieldName).Properties("Description")
Dim pro As ADODB.Property
For Each pro In MyTable.Columns(MyFieldName).Properties
Debug.Print pro.Name & " : " & pro.Value & " ---- type : " & pro.Type
Next
With MyTable.Columns(MyFieldName)
'.Properties("nullable") = True '必填
'必填无法用上述代码设置，出错提示为：
'多步 OLE DB 操作产生错误。如果可能，请检查每个 OLE DB 状态值。没有工作被完成。
'目前可以用以下语句设置：
'CurrentDb.TableDefs("ke_hu").Fields("DW_NAME").Properties("Required") = False
.Properties("Jet OLEDB:Allow Zero Length") = True '允许空
.Properties("default") = "默默默默认认认认" '默认值
End With
Set MyDB = Nothing Bye_GetFieldDescription:
Exit Function Err_GetFieldDescription:
Beep
Debug.Print Err.Description
MsgBox Err.Description, vbExclamation
GetFieldDescription = Null
Resume Bye_GetFieldDescription End Function | 
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