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* [x] JPQL vs Querydsl
* [x] Q-TYPE 활용
* [x] 검색 조건 쿼리
* [x] 결과 조회
* [x] 정렬
* [x] 페이징
* [x] 집합
* [x] 기본조인
* [x] on절
* [x] 페치조인
* [x] 서브쿼리
* [x] case 문
* [x] 상수,문자 더하기
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Currently, a `List` mapped as a basic type is represented in the metamodel as a `ListPath`, where the actual query type should be derived from the destination type of the attribute converter (String u…
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I am using `spring-graphql` along with `spring-data-mongo` and `querydsl` and faced with the below issue
```
org.springframework.data.mapping.MappingException: Invalid path reference articles.titl…
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## Observed vs. expected behavior
Describe the issue you are experiencing:
What behaviour do you see: session is not closed
What is the expected behaviour: session should be closed
## Environme…
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# Gradle5 -> 6 마이그레이션
최근 팀에서 운영중인 프로젝트의 Gradle 버전을 6으로 올리게 되었습니다. 사유는 여러가지가 있는데요. 점점 Spring Boot 최신 버전들이 최소한으로 요구하는 Gradle 버전이 높아지고 있고 Spring Boot 2.4는 Gr..
[https://jojoldu.tistory.com/538](https:/…
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I have Entities:
```
@Entity
public class User {
@Id private Long id;
@OneToMany private Set posts;
...
}
@Entity
public class Post {
@Id private Long id;
@ManyToOne private Us…
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### Use case
Sometimes, we want to create a view with the same structure as a Komapper Entity.
However, instead of creating another Komapper Entity to interact with the view, it will be nice to gi…
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Example query:
```
"Query root"
type Query {
petList: [Pet]!
}
```
Data Repository:
```
@GraphQlRepository
public interface PetRepository extends JpaRepository, QuerydslPredicateExecut…
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## Observed vs. expected behavior
## Steps to reproduce
```
new CaseBuilder().when(orders.timeEnd.isNotNull()).then(orders.timeEnd).otherwise(new Date());
```
result:
```
case when orders…
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### Use case
Sometimes, we want to insert data only if other data exists.
### Describe the solution you'd like
This is a SQL example :
```sql
create table if not exists guild
(
id …