英文: Spring Boot JPA Native Query Object Mapping 问题 以下是翻译好的部分: "I have a Model called CommunityP...
如何在这种情况下使用Hibernate检查约束?
英文: How to use Hibernate Check constraint in this case? 问题 我想要使用检查约束来验证学科中的学生人数是否超过了空缺名额。以下是相关实体的代码部...
JPA:使用EnumConverter在Oracle数据库中为枚举持久化整数和字符串值。
英文: JPA: Persist both integer and string values for an enum in oracle database using EnumConverter 问...
java.sql.SQLSyntaxErrorException: Unknown column 't1_0.division' in 'field list' using Hibernate
英文: java.sql.SQLSyntaxErrorException: Unknown column 't1_0.division' in 'field list'...
why findAllById(…) is slower than findById(…) in a loop (JPA, HIBERNATE, JAVA, SPRING)
英文: why findAllById(...) is slower than findById(...) in a loop (JPA, HIBERNATE, JAVA, SPRING) 问题 以下...
Hibernate JPA cannot fetch new record after immediately saving it(within ms) by non-primary key(email,type) but can fetch by primary key(id)
英文: Hibernate JPA cannot fetch new record after immediately saving it(within ms) by non-primary key(...
在春天,当实体类反射到一个Bean中时,如何指定setter方法的调用顺序?
英文: In spring, when the entity class is reflected into a bean, how to specify the calling order of t...
I try to access a route from my controller and it returns a 404 error instead of returning the entity in a JSON with POSTMAN
英文: I try to access a route from my controller and it returns a 404 error instead of returning the e...
如何通过Spring Boot JPA在表的列中设置空值。
英文: How to set null value for a column in table through spring boot JPA 问题 我需要通过Spring Boot JPA在表的列中...
OneToMany需要集合数据时的延迟初始化
英文: OneToMany lazy initialization when needing collection data 问题 如果我有一个OneToMany关系,并希望访问延迟加载的集合,那么有...
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