SYS_CHILD_QUERY_TEXT

PDFRSS

返回子查询的 SQL 文本。

表列

列名称	数据类型	描述
user_id	integer	提交查询的用户标识符。
query_id	bigint	用户查询 ID
child_query_sequence	整数	重写的用户查询的顺序，从 1 开始。
sequence	整数	此查询片段的序列号。
文本	character(200)	SQL 查询文本的前 200 个字符。

示例查询

在以下示例中，结果中的行显示了由 Amazon Redshift 执行的操作。

SELECT * from sys_child_query_text where query_id = '34487366' order by child_query_sequence asc, sequence asc;
                
user_id | query_id | child_query_sequence | sequence | text
--------|----------|----------------------|----------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
100     | 34899339 |   1                  |    0     |  /* RQEV2-aY6ZZ1ZpQK */\nwith venue as (\n    select venueid,\n            venuename,\n            venuestate\n    from venue\n), event as (\n    select eventid,\n            venueid,\n            date    
100     | 34899339 |   1                  |    1     |  id,\n            eventname\n    from event\n    where eventname like '3 Doors Down'\n), users as (\n    select userid\n    from users\n), sales as (\n    select salesid,\n            pricepaid,           
100     | 34899339 |   1                  |    2     |  \n            eventid,\n            buyerid\n    from sales\n)\nselect e.eventname,\n        v.venuename,\n        count(distinct(u.userid)) as unique_customers,\n        sum(s.pricepaid) as total_sal    
100     | 34899339 |   1                  |    3     |  es\nfrom venue as v inner join event e on v.venueid = e.venueid\ninner join sales s on e.eventid = s.eventid inner join users u on s.buyerid = u.userid\ngroup by 1,2\norder by 4 desc limit 100