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比方說,我有這個類被映射到的SQLServer:的Grails個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查詢是這樣的:
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
我得到這個表:
我現在需要在JSON中呈現結果。我的問題是,我發現executeQuery太難實現了。有沒有什麼辦法可以使用像createCriteria這樣的HQL來做到這一點?