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比方说,我有这个类被映射到的SQLServer:的Grails个createCriteria和的executeQuery
class Statistic {
Servicos servico
int totalTime
Date date
static constraints = {
}
}
class Servicos {
String name
String description
static constraints = {
}
}
使用SQL查询是这样的:
select name, description, media,frequencia from TvMagazinePlus.dbo.servicos as t1 join (
SELECT TOP 1000
[servico_id]
,avg([total_time]) as 'media'
,COUNT([servico_id]) as 'frequencia'
FROM [TvMagazinePlus].[dbo].[statistic] where date between now and yesterday group by [servico_id]) as t2 on t1.id = t2.servico_id
我得到这个表:
我现在需要在JSON中呈现结果。我的问题是,我发现executeQuery太难实现了。有没有什么办法可以使用像createCriteria这样的HQL来做到这一点?