EnumParameters Method
后续版本的 Microsoft SQL Server 将删除该功能。请避免在新的开发工作中使用该功能，并着手修改当前还在使用该功能的应用程序。
The EnumParameters method returns a QueryResults object that enumerates the parameters of a Microsoft SQL Server stored procedure or user-defined function.
语法
object
.EnumParameters( )
as
QueryResults
Parts
- object
Expression that evaluates to an object in the Applies To list.
Prototype (C/C++)
HRESULT EnumParameters(
LPSQLDMOQUERYRESULTS* ppResults);
Returns
A QueryResults object that contains one result set defined by these columns.
Column |
Data type |
Description |
|---|---|---|
colid |
smallint |
Ordinal position of the parameter. |
length |
smallint |
Length modifier for the parameter data type when applicable, such as in nchar(5). |
name |
nvarchar(129) |
Parameter name. |
name |
nvarchar(129) |
Name of the parameter data type. |
output |
tinyint |
When 1, the parameter is input/output or output. |
注释
When a stored procedure or user-defined function has no defined parameters, method execution succeeds and the result set returned is empty. The Rows property of the QueryResults object returns 0.