For statistical view, the ENABLE query optimization clause will cause the view, and its associated statistics to be used to improve the query optimization.
对于统计视图,ENABLE QUERY optimization子句将导致该视图以及与之相关联的统计信息被用于改进查询优化。
You can enable versioning of the temporal table by using the ALTER table command with the ADD versioning clause and specifying the history table name in the use history table clause (see Listing 3).
您可以使用ALTER TABLE命令和ADD versioning子句,并在USE HISTORY table子句中指定历史表名称,为时态表启用版本控制(参见清单3)。
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