EnumCandidateKeys 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 EnumCandidateKeys method returns a QueryResults object that enumerates the user tables of a Microsoft SQL Server database and the constraints on those tables that could define primary keys.

语法

object
.EnumCandidateKeys( )
as 
QueryResults

Parts

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

Prototype (C/C++)

HRESULT EnumCandidateKeys(
LPSQLDMOQUERYRESULTS* ppResults);

Returns

A QueryResults object that contains one result set defined by these columns.

Column Data type Description

candidate_table

nvarchar(262)

SQL Server table name.

candidate_key

nvarchar(129)

Name of an existing UNIQUE or PRIMARY KEY constraint.

Applies To:

Database Object