我尝试使用以下JPQL查询 String jpql = "select case when (count(m) > 0) then true elsefalse end from Module m where m.idEnseignant=idEnseignant and m.idClasse=idClasse";但当我执行该方法时,会出现以下异常
could not resolve p
select getpik(patronid) fromSelect pf.patronid from patronflags pf, pers p where pf.patronid = p.id_persand pf.flagnumber = '2'
Select pf.patronid from patronflags pf, pers p where pf.patronid = p.id_pers
1 + 1我已尝试使用以下查询,但SUC列的sum、FAIL和PENDING不匹配(select w.nm_city,i.id_city from installation i join city w on i.id_city=w.id_city group by i.id_city) WIL,
(select count(*) as suc from
SELECT ProductName FROM Product where ProductId = 1012SELECT ColumnName FROM ProductMapping该语句的结果是"ProductName“
SELECT (SELECT PM.ColumName FROM Product where ProductId = 1012) FROM ProductMappin
insert into Table3 (certno, expdate, is_null)from Table1
where companyabove until I have all companies registered as companyid in Table3 但是当它涉及到更多的公司和大量的数据时,这将是一个麻烦,我正在考虑使用多个select,包括select distinct,但我被困在这里: insert into Table3 (com