EnumParameters Method
未來的 Microsoft SQL Server 版本將移除這項功能。請避免在新的開發工作中使用這項功能,並規劃修改目前使用這項功能的應用程式。
The EnumParameters method returns a QueryResults object that enumerates the parameters of a Microsoft SQL Server stored procedure or user-defined function.
語法
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. |
備註
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.