jeff-lai opened a new issue, #23775:
URL: https://github.com/apache/shardingsphere/issues/23775
## Question
can support batchSave method returns the PK primary in
shardingsphere-jdbc-core v5.3.1 with mybatis-plus-boot-starter?
## dependencies ##
```
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.apache.shardingsphere</groupId>
<artifactId>shardingsphere-jdbc-core</artifactId>
<version>5.3.1</version>
</dependency>
<dependency>
<groupId>com.mysql</groupId>
<artifactId>mysql-connector-j</artifactId>
<scope>runtime</scope>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-boot-starter</artifactId>
<version>3.5.2</version>
</dependency>
<dependency>
<groupId>org.yaml</groupId>
<artifactId>snakeyaml</artifactId>
<version>1.33</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
```
## yaml ##
```
rules:
- !READWRITE_SPLITTING
dataSources:
readwrite_ds:
staticStrategy:
writeDataSourceName: write_ds
readDataSourceNames:
- read_ds_0
- read_ds_1
loadBalancerName: random
loadBalancers:
random:
type: RANDOM
```
## entity ##
```
@TableName("person")
@Data
public class Person {
@TableId(value = "id", type = IdType.AUTO)
private Integer id;
private String name;
private Integer age;
}
```
## service ##
```
public interface PersonService extends IService<Person> {
}
@Service("personService")
public class PersonServiceImpl extends ServiceImpl<PersonDao, Person>
implements PersonService {
}
```
## test ##
```
@Resource
private PersonService personService;
@Test
void testSaveOne() {
Person person = new Person();
person.setName("xxx");
person.setAge(12);
this.personService.save(person);
Assertions.assertNotNull(person.getId());// true
}
@Test
void testSaveBatch() {
List<Person> personList = new ArrayList<>();
for (int i = 0; i < 10; i++) {
Person person = new Person();
person.setName("xxx" + 1);
person.setAge(i + 1);
personList.add(person);
}
this.personService.saveBatch(personList);
Assertions.assertNotNull(personList.get(0).getId());// false
}
```
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