• 项目

GetColumnFloat 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 GetColumnFloat method returns a QueryResults object result set member converted to a Single value.

语法

object
.GetColumnFloat(
Row
, 
Column
)
as
Single

Parts

  • object
    Expression that evaluates to an object in the Applies To list.

  • Row
    Long integer that identifies a row by ordinal position.

  • Column
    Long integer that identifies a column by ordinal position.

Prototype (C/C++)

HRESULT GetColumnFloat(
long lRow,
long lCol,
LPFLOAT pRetVal);

Returns

A Single representation of the value of a QueryResults result set member.

注释

The Row and Column Parameters are 1-based in Microsoft Visual Basic applications, and are zero-based in C++ applications.

Applies To:

QueryResults Object