gtiwari333

    @Entity
    public class Parent implements Serializable {
        @Id
        @GeneratedValue(strategy = GenerationType.AUTO)
        private Long id;

        @OneToMany(mappedBy = "parent", cascade = CascadeType.ALL, orphanRemoval = true)
        private Set<Child> children = new HashSet<>();

        ...

hofmannsven

MySQL

Getting started

• http://www.sqlteaching.com/
• https://www.codecademy.com/learn/learn-sql
• https://www.codecademy.com/catalog/language/sql

Related tutorials

• MySQL-CLI
• Analyzing Business Metrics

emil2k

/*
 * Copyright (c) 2017 Emil Davtyan
 * 
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions: