Oracle教程 2023-02-23

Oracle 视图 ALL_ANALYTIC_VIEW_FCT_COLS_AE 官方解释，作用，如何使用详细说明

ALL_ANALYTIC_VIEW_FCT_COLS_AE 是Oracle数据库中用于查看某个查询分析视图（Analytic View）中每个分析函数（Analytic Function）所使用的字段的系统视图。它包含某个查询分析视图中每个分析函数所使用的字段及其他信息。

使用方法:

1.连接到Oracle数据库。

2.查询ALL_ANALYTIC_VIEW_FCT_COLS_AE视图：SELECT * FROM ALL_ANALYTIC_VIEW_FCT_COLS_AE WHERE ANALYTICVIEWNAME=’view_name’;

其中，view_name是要查询的查询分析视图的名称。

3.通过该查询，可以获取该查询分析视图中每个分析函数所使用的字段及其他信息。

ALL_ANALYTIC_VIEW_FCT_COLS_AE describes the fact columns of the analytic views (across all editions) accessible to the current user.

Related Views

DBA_ANALYTIC_VIEW_FCT_COLS_AE describes the fact columns of all analytic views (across all editions) in the database.
USER_ANALYTIC_VIEW_FCT_COLS_AE describes the fact columns of the analytic views (across all editions) owned by the current user. This view does not display the OWNER column.

Column	Datatype	NULL	Description
`OWNER`	`VARCHAR2(128)`	`NOT NULL`	Owner of the analytic view
`ANALYTIC_VIEW_NAME`	`VARCHAR2(128)`	`NOT NULL`	Name of the analytic view
`TABLE_ALIAS`	`VARCHAR2(128)`		Alias of the fact table in the analytic view
`COLUMN_NAME`	`VARCHAR2(128)`	`NOT NULL`	Name of the column
`COLUMN_ALIAS`	`VARCHAR2(128)`	`NOT NULL`	Alias of the column. Use this value as the identifier for the fact column in a query.
`ORDER_NUM`	`NUMBER`	`NOT NULL`	Order of the column in the fact table
`ORIGIN_CON_ID`	`NUMBER`		The ID of the container where the data originates. Possible values include: `0`: This value is used for rows in non-CDBs. This value is not used for CDBs. n: This value is used for rows containing data that originate in the container with container ID n (n = 1 if the row originates in root).
`EDITION_NAME`	`VARCHAR2(128)`		Name of the application edition where the analytic view is defined

Note:

This view is available starting with Oracle Database release 21c, version 21.5.