| 中文 | 英文 |
| 允许空字符串 | Jet OLEDB:Allow Zero Length |
| Unicode压缩 | Jet OLEDB:Compressed UNICODE Strings |
| 有效性规则 | Jet OLEDB:Column Validation Rule |
| 有效性文本 | Jet OLEDB:Column Validation Text |
| 必填字段 | Nullable |
| 固定长度 | Fixed Length |
| 默认值 | Default |
| 标题？ | Description |
http://www.pcreview.co.uk/forums/re-change-field-required-property-adox-t1685138.html
http://www.cnblogs.com/flashcloud/archive/2009/01/20/1378881.html
http://microsoft.public.data.ado.narkive.com/35gKl1SX/adox-access-table-creation-with-nullable-columns-in-c
原文：http://www.cnblogs.com/CodeGear/p/4280373.html