EnumLastStatisticsUpdates Method

  • [アーティクル]

この機能は、将来のバージョンの Microsoft SQL Server では削除される予定です。新規の開発作業ではこの機能を使用しないようにし、現在この機能を使用しているアプリケーションは修正することを検討してください。

The EnumLastStatisticsUpdates method returns a QueryResults object that enumerates the query optimizing statistics maintained on a table.

構文

object
.EnumLastStatisticsUpdates( [ IndexName ] )
as QueryResults

Parts

  • object
    Expression that evaluates to an object in the Applies To list.
  • IndexName
    Optional. String that names an existing index and that restricts output to the index named.

Prototype (C/C++)

HRESULT EnumLastStatisticsUpdates(
LPSQLDMOQUERYRESULTS* ppResults,
SQLDMO_LPCSTR IndexName = NULL);

Returns

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

Column Data type Description

last update

smalldatetime

Date and time of most recent update. When NULL, the distribution statistics have not been updated after object creation.

name

nvarchar(129)

Index name or statistics definition name.

解説

Data distribution statistics are maintained for indexes defined on a table and as directed by the user. By default, the EnumLastStatisticsUpdates method returns a result set that contains rows referencing both indexes and system and user-defined data distribution statistics.

Applies To:

Table Object