Halin Status na ADO
Kiyaye da Amfani
Halin Status zai iya samar da FieldStatusEnum Wurin, wanda ya nuna halin sabon kama. Kuma halin kai tsaye na adFieldOK.
Ida ba aya ceke, za a zo ceke ci, kuma halin Status zai nuna kuma code na yanayin ra'ayi da kuma yanayin ra'ayi na wuri. Halin Status na kowane Field zai iya samar da sabon kama da sabon ra'ayi na sabon kama, kuma sabon ra'ayi ko kuma yin watsi ko yin kammala.
tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. Daga baya, kuma yana nuna, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. Tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama.
tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama.
objfield.Status
tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama.
<% set conn=Server.CreateObject("ADODB.Connection") conn.Provider="Microsoft.Jet.OLEDB.4.0" conn.Open "c:/webdata/northwind.mdb" set rs = Server.CreateObject("ADODB.Recordset") rs.open "Select * from orders", conn response.write(rs.Fields(0).Status) rs.Close conn.close %>
tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama.
kai tsaye | 值 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
---|---|---|
adFieldOK | 0 | kai tsaye. tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
adFieldCantConvertValue | 2 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
adFieldIsNull | 3 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
adFieldTruncated | 4 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
adFieldSignMismatch | 5 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
adFieldDataOverflow | 6 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
adFieldCantCreate | 7 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama. Misali, an fi kaiye yankin da ana iya amfani da ita, kuma ana bai samu alama. |
adFieldUnavailable | 8 | tafiya ce gida ce yinwa ga bai kaiye, kuma ana bai samu alama, kuma yankin da ya fi hanyar zai iya amfani da shi. Misali, wuri na kai tsaye, alama na tsakiya na yanayin zai iya amfani da ita, kuma yana da alama na yau. |
adFieldPermissionDenied | 9 | 指示由于该字段被定义为只读,因此无法对其进行修改。 |
adFieldIntegrityViolation | 10 | 指示由于该字段是计算或派生的项目,因此无法对其进行修改。 |
adFieldSchemaViolation | 11 | 指示值违反了字段的数据源模式限制。 |
adFieldBadStatus | 12 | 指示从 ADO 向 OLE DB 提供者发送了无效状态值。原因可能是 OLE DB 1.0 或 1.1 提供者,或者是 Value 与 Status 的组合不恰当。 |
adFieldDefault | 13 | 指示在设置数据时使用了字段的默认值。 |
adFieldIgnore | 15 | 指示在设置源中的数据值时,此字段被跳过。提供者未设置任何值。 |
adFieldDoesNotExist | 16 | 指示指定的字段不存在。 |
adFieldInvalidURL | 17 | 指示数据源 URL 包含无效的字符。 |
adFieldResourceLocked | 18 | 指示因为数据源被一个或多个其他应用程序或进程锁定,所以提供者不能执行操作。 |
adFieldResourceExists | 19 | 指示因为对象已在目标 URL 中存在,而且不能被覆盖,所以提供者不能执行操作。 |
adFieldCannotComplete | 20 | 指示由 Source 指定 URL 的服务器不能完成操作。 |
adFieldVolumeNotFound | 21 | 指示提供者不能定位 URL 指示的存储量。 |
adFieldOutOfSpace | 22 | 指示提供者无法获取足够的存储空间来完成移动或复制操作。 |
adFieldCannotDeleteSource | 23 | 指示在移动操作中,树或子树被移动到新的位置,但是源不能被删除。 |
adFieldReadOnly | 24 | 指示数据源中的字段被定义为只读。 |
adFieldResourceOutOfScope | 25 | 指示源或目标 URL 超出了当前记录的范围。 |
adFieldAlreadyExists | 26 | 指示指定的字段已存在。 |
adFieldPendingInsert | 0x10000 | Ba a hanyar na Add Operation ya a hanyar ka tattabba ina da yadda da ke kammala. Field ya a yi ayyan kammala a cikin kungiyar Fields bayan an kammala sabbin Update method. |
adFieldPendingDelete | 0x20000 | Indicates that the Delete operation caused the need to set the status. The field is marked to be deleted from the Fields collection after calling the Update method. |
adFieldPendingChange | 0x40000 | Indicates that the field has been deleted and then re-added (possibly with a different data type), or indicates that the value of a field previously with adFieldOK status has been changed. The final format of the field will be modified in the Fields collection after calling the Update method. |
adFieldPendingUnknown | 0x80000 | Indicates that the provider cannot determine which operation caused the need to set the status. |
adFieldPendingUnknownDelete | 0x100000 | Indicates that the provider cannot determine which operation caused the need to set the field status, and after calling the Update method, the field will be deleted from the Fields collection. |