spring-data-jpa 问题汇总

import java.util.Date;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
import javax.persistence.Column;
@Temporal(TemporalType.TIMESTAMP)
@Basic(optional = false)
@Column(name = "SignUpTime", insertable= false)
private Date signUpTime;

final PageRequest page1 = new PageRequest(
0, 20, Direction.ASC, "lastName", "salary"
);

final PageRequest page2 = new PageRequest(
0, 20, new Sort(
new Order(Direction.ASC, "lastName"),
new Order(Direction.DESC, "salary")
)
);