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ADO 字段 对象


字段对象

ADO 字段对象包含关于 Recordset 对象中列的信息。Recordset 中的每一列都有一个字段对象。


ProgID

set objField=Server.CreateObject("ADODB.field")

属性

属性 描述
ActualSize 返回字段值的实际长度
Attributes 设置或返回字段对象的属性
DefinedSize 返回字段的定义大小
Name 设置或返回字段对象的名称
NumericScale 设置或返回字段对象中允许的数值的小数位数
OriginalValue 返回字段的原始值
Precision 设置或返回在字段对象中表示数值时允许的最大位数
Status 返回字段对象的 状态
Type 设置或返回字段对象的类型
UnderlyingValue 返回字段的当前值
Value 设置或返回字段对象的 值

方法

方法 描述
AppendChunk 将长二进制或字符数据追加到字段对象
GetChunk 返回大型文本或二进制数据字段对象的全部或部分内容

集合

集合 描述
属性 包含字段对象的所有属性对象

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