Oracle教程 2023-04-02

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

ALL_ANALYTIC_VIEW_ATTR_CLS_AEV是Oracle数据库中的一个视图，它提供一些有关分析视图属性的信息，它包含了以下字段：COLUMN_ID、COLUMN_NAME、ANALYTIC_VIEW_NAME、COLUMN_CLASS_NAME（列的类型）。

这个视图可以用来检索所有分析视图的列数和类型，这样就可以方便地映射到正确的查询语句中，从而实现正确地查询结果，同时也可以更好地性能优化。

ALL_ANALYTIC_VIEW_ATTR_CLS_AE describes the attribute classifications of the analytic views (across all editions) accessible to the current user.

Related Views

DBA_ANALYTIC_VIEW_ATTR_CLS_AE describes the attribute classifications of all analytic views (across all editions) in the database.
USER_ANALYTIC_VIEW_ATTR_CLS_AE describes the attribute classifications 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 analytic view
`DIMENSION_ALIAS`	`VARCHAR2(128)`		Alias of the attribute dimension in the analytic view
`HIER_ALIAS`	`VARCHAR2(128)`		Alias of the hierarchy specified by an attribute dimension in the analytic view
`ATTRIBUTE_NAME`	`VARCHAR2(128)`	`NOT NULL`	Name of the attribute within the analytic view
`CLASSIFICATION`	`VARCHAR2(128)`		Name of analytic view attribute classification
`VALUE`	`CLOB`		Value of attribute classification
`LANGUAGE`	`VARCHAR2(64)`		Language of attribute classification
`ORDER_NUM`	`NUMBER`	`NOT NULL`	Order number of the attribute classification
`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.