@
JoinTable(name = "tablea_tableb",
joinColumns = {@JoinColumn(name = "tablea_id", referencedColumnName = "id")},
inverseJoinColumns = {@JoinColumn(name = "tableb_id", referencedColumnName = "id")},
foreignKey = @ForeignKey(name = "none", value = ConstraintMode.NO_CONSTRAINT),
inverseForeignKey = @ForeignKey(name = "none", value = ConstraintMode.NO_CONSTRAINT))