DROP VIEW 摘要 说明 示例 另请参见 DROP VIEW 摘要 DROP VIEW [ IF EXISTS ] view_name 说明 删除一个现有的视图。 如果使用可选的 IF EXISTS 子句,则在该视图不存在时禁止显示错误。 示例 删除视图 orders_by_date : DROP VI...
CREATE VIEW Synopsis Notes Examples CREATE VIEW Create a new hstream view with the given name. An exception will be thrown if a view or stream with the same name already exi...
DROP VIEW Synopsis Description DROP VIEW Drop one or more views . Table of contents Synopsis Description Synopsis DROP VIEW [ IF EXISTS ] view_name [ , ...
DROP VIEW Synopsis Description DROP VIEW Drop one or more views. Table of Contents Synopsis Description Synopsis DROP VIEW [ IF EXISTS ] view_name [ , ......
DROP VIEW 摘要 说明 示例 另请参见 DROP VIEW 摘要 DROP VIEW [ IF EXISTS ] view_name 说明 删除一个现有的视图。 如果使用可选的 IF EXISTS 子句,则在该视图不存在时禁止显示错误。 示例 删除视图 orders_by_date : DROP VI...