Получение org.hibernate.sql.ast.produce.conversionexception во время работы программы ⇐ JAVA

[Anonymous]

Видя эту ошибку при запуска этой программы, которая содержит удаление. Я попробовал HQL, чтобы получить данные. На этот раз это работает нормально. Не знаю, в чем проблема. < /P>
INFO: HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
Exception in thread "main" org.hibernate.sql.ast.produce.ConversionException: A problem occurred in the SQM interpreter : Could not resolve unique-identifier to SqmFrom
at org.hibernate.sql.ast.produce.spi.FromClauseIndex.findResolvedTableGroupByUniqueIdentifier(FromClauseIndex.java:132)
at org.hibernate.sql.ast.produce.spi.FromClauseIndex.resolveTableGroup(FromClauseIndex.java:57)
at org.hibernate.query.sqm.tree.from.SqmFrom.locateMapping(SqmFrom.java:49)
at org.hibernate.sql.ast.produce.spi.FromClauseIndex.findResolvedTableGroup(FromClauseIndex.java:110)
at org.hibernate.query.sqm.consume.spi.BaseSqmToSqlAstConverter.visitEntityIdentifierReference(BaseSqmToSqlAstConverter.java:746)
at org.hibernate.query.sqm.consume.spi.BaseSqmToSqlAstConverter.visitEntityIdentifierReference(BaseSqmToSqlAstConverter.java:213)
at org.hibernate.query.sqm.tree.expression.domain.SqmEntityIdentifierReferenceSimple.accept(SqmEntityIdentifierReferenceSimple.java:51)
at org.hibernate.query.sqm.consume.spi.BaseSqmToSqlAstConverter.visitRelationalPredicate(BaseSqmToSqlAstConverter.java:1774)
at org.hibernate.query.sqm.consume.spi.BaseSqmToSqlAstConverter.visitRelationalPredicate(BaseSqmToSqlAstConverter.java:213)
at org.hibernate.query.sqm.tree.predicate.RelationalSqmPredicate.accept(RelationalSqmPredicate.java:72)
at org.hibernate.sql.ast.produce.sqm.spi.SqmDeleteToSqlAstConverterSimple.visitDeleteStatement(SqmDeleteToSqlAstConverterSimple.java:64)
at org.hibernate.sql.ast.produce.sqm.spi.SqmDeleteToSqlAstConverterSimple.interpret(SqmDeleteToSqlAstConverterSimple.java:31)
at org.hibernate.query.sqm.internal.SimpleDeleteQueryPlan.executeUpdate(SimpleDeleteQueryPlan.java:47)
at org.hibernate.query.sqm.internal.QuerySqmImpl.doExecuteUpdate(QuerySqmImpl.java:367)
at org.hibernate.query.internal.AbstractQuery.executeUpdate(AbstractQuery.java:1404)
at com.ankit.hibn8.App.main(App.java:51)
< /code>
app.java
package com.ankit.hibn8;

import java.util.List;
import java.util.Random;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.query.Query;
import org.hibernate.query.Query;
import com.ankit.hibn8.AlienDO;
public class App {
@SuppressWarnings("deprecation")
public static void main(String[] args) {
Configuration config = new Configuration().configure().addAnnotatedClass(com.ankit.hibn8.AlienDO.class);
SessionFactory sessFactory = config.buildSessionFactory();
Session session = sessFactory.openSession();
Transaction t = session.beginTransaction();
String hql = "delete from AlienDO where alienId = :id";
Query query = session.createQuery(hql);
query.setParameter("id", 381);

int result = query.executeUpdate();
System.out.print(result);
session.flush();

t.commit(); // Commit the transaction
session.close();
sessFactory.close();
}
}
< /code>
aliendo.java:
package com.ankit.hibn8;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name="alien_table")
public class AlienDO {
@Id
@Column(name="alien_id")
private int alienId;

@Column(name="alien_name")
private String alienName;

@Column(name="alien_age")
private int alienAge;

public int getAlienId() {
return alienId;
}
public void setAlienId(int alienId) {
this.alienId = alienId;
}
public String getAlienName() {
return alienName;
}
public void setAlienName(String alienName) {
this.alienName = alienName;
}
public int getAlienAge() {
return alienAge;
}
public void setAlienAge(int alienAge) {
this.alienAge = alienAge;
}
@Override
public String toString() {
return "AlienDO [alienId=" + alienId + ", alienName=" + alienName + ", alienAge=" + alienAge + "]";
}
}
< /code>
Hibemernate.cfg.xml:




com.mysql.cj.jdbc.Driver
root
jdbc:mysql://localhost:3306/ankitdatabase
root
org.hibernate.dialect.MySQL8Dialect
true
update


< /code>
pom.xml:

4.0.0

com.ankit
spring-hibn8
0.0.1-SNAPSHOT
jar

hibn8
http://maven.apache.org


UTF-8




junit
junit
3.8.1
test



org.hibernate.orm
hibernate-core
6.0.0.Alpha1



com.mysql
mysql-connector-j
8.0.31






Подробнее здесь: https://stackoverflow.com/questions/794 ... g-the-prog