@NotNull or @NotNull() - mark entity property as not null (NULLs are not allowed in DB) If neither @NotNull nor @Null specified, nullability will be derived from field type (e.g. NotNull for int, long; Null for string, byte[], Nullable!int)
See Implementation
@NotNull or @NotNull() - mark entity property as not null (NULLs are not allowed in DB) If neither @NotNull nor @Null specified, nullability will be derived from field type (e.g. NotNull for int, long; Null for string, byte[], Nullable!int)