我正在嘗試從 spring 數(shù)據(jù) jpa 返回自定義對(duì)象 -本機(jī)查詢(xún)這是我到目前為止根據(jù)如何從 Spring Data JPA GROUP BY 查詢(xún)返回自定義對(duì)象所做的工作我應(yīng)該能夠創(chuàng)建這樣的查詢(xún):Query(nativeQuery = true, value = "select sc.case_type as caseType, sc.revision as revision from smart_casemodel sc minus select s.casetype, s.revision from smart_case s")List<CtRevOnly> findNotUsedCasemodels();我聲明了投影接口public interface CtRevOnly { String getCaseType(); String getRevision();}然后簡(jiǎn)單地調(diào)用它c(diǎn)aseModelRepository.findNotUsedCasemodels();但是我有一個(gè)例外javax.persistence.PersistenceException:org.hibernate.MappingException:未知實(shí)體:javax.persistence.Tuple知道我做錯(cuò)了什么嗎?
如何在 Spring Data Jpa 中使用投影返回自定義對(duì)象?
BIG陽(yáng)
2021-09-15 15:44:40