Order by clause is used with Select statement for arranging retrieved data in sorted order, using Order by ASC and Order by DESC in Select SQL command.
適用於:SQL Server 您可以使用 ASC 或DESC 關鍵字搭配 ORDER BY 子句,以遞增或遞減的方式,排序結果集中一或多個資料行內的查詢結果。 備註 排序次序一部份取決於資料行的定序序列。 您可以在 定序對話方塊中變更定序序列。 以下程序假設您已經在查詢和檢視設計工具中使用 ORDER BY 子句排序一個...
适用于:SQL Server 通过在 ORDER BY 子句中使用 ASC 或 DESC 关键字,可以按结果集中的一列或多列以升序或降序对查询结果进行排序。 备注 排序顺序在一定程度上由列的排序规则顺序来决定。 可以在“排序规则”对话框中更改排序规则顺序。 下面的过程假设您已在查询和视图设计器中打开了一个查询,该查询...
The current development version of data.table v1.9.3 has two new functions implemented, namely:setorderandsetorderv, which does exactly what you require. These functions reorder thedata.tableby referencewith the option to choose either ascending or descending order on each column to order by. Ch...
So ordering in DESC order will see the NULLs appearing last. To force NULLs to be regarded as highest values, one can add another column which has a higher value when the main field is NULL. Example: SELECT col1 FROM tab ORDER BY ISNULL(col1), col1; Descending order, with NULLs...
Note When you apply this cumulative update, you should enable trace flag 4139. This causes SQL Server to always amend the histogram in the described scenario regardless of the leading column status (ascending, descending, or stat...
Working with Drupal 6, my goal is to order a set of threaded comments similar to how Facebook outputs comments: with the 'anchor' or first comment in each thread sorted DESC, and any 'internal' thread replies sorted ASC so the newest comments are在底部。
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適用於:SQL Server 您可以使用ASC或DESC關鍵字搭配ORDER BY子句,以遞增或遞減的方式,排序結果集中一或多個資料行內的查詢結果。 備註 排序次序一部份取決於資料行的定序序列。 您可以在定序對話方塊中變更定序序列。 以下程序假設您已經在查詢和檢視設計工具中使用 ORDER BY 子句排序一個或多個資...
適用於:SQL Server 您可以使用ASC或DESC關鍵字搭配ORDER BY子句,以遞增或遞減的方式,排序結果集中一或多個資料行內的查詢結果。 注意 排序次序一部份取決於資料行的定序序列。 您可以在定序對話方塊中變更定序序列。 以下程序假設您已經在查詢和檢視設計工具中使用 ORDER BY 子句排序...