What is the difference between @ManyToOne(optional=false) vs. @Column(nullable=false)
@Basic(optional = false) vs @Column(nullable = false) in JPA
ManyToOne annotation to specific column nullPointerException on a nullable=false value Check if method "return null" and is @Nullable javax.annotation: @Nullable vs @CheckForNull @Nullable vs. Generics (Eclipse) Where to put @Nullable on methods with nullable return types? JPA: Which should I use? Basic(optional) or Column(nullable)? @Column(s) not allowed on a @ManyToOne property Column Name when using @ManyToOne Make non-nullable type in Java Annotations @Column( nullable = false ) vs @NotNull difference How to write nullable int in java? Optional ManyToOne with hibernate Add a new method or use one method with nullable parameter? Why should I specify @Column( nullable = false )? How to make an optional/nullable property in hibernate-validator? @ManyToOne hibernate mapping Is there an elegant way to initialize and return value of nullable field using Optional How to create @Index on @ManyToOne fields? Optional in Java Entity to replace nullable columns Using @Nullable in Java Hibernate's nullable = false not working in all cases @OneToOne(optional=false) and @JoinColumn(nullable=false) used together Ebean ManyToOne nullable join Java @Nullable parameter Persistence @Column nullable = false can insert null hibernate 5.2.2: ManyToOne first example @Column(nullable=false) Not Working Java @Id without @column(nullable=false)