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我想要獲取在特定日期發生的所有事件,但我無法使其工作。在數據庫中查找日期對象
Event buffer_event = Event.find.where().like("date",new_date).findUnique();
這裏的new_date是一個正常的日期對象,日期爲03/03/2016 09:00。 但我嘗試運行此行時遇到錯誤。
java.util.Date cannot be converted to java.lang.String
所以我用繩子試了一下:
Event buffer_event = Event.find.where().like("date", "03/03/2016 09:00").findUnique();
但我得到一個錯誤還有:
[PersistenceException: Query threw SQLException:Cannot parse "TIMESTAMP" constant "Thu Mar 03 09:00:00 CET 2016"; SQL statement: select t0.id c0, t0.name c1, t0.date c2, t0.user_id c3 from event t0 where t0.date like ? [22007-187] Bind values:[Thu Mar 03 09:00:00 CET 2016] Query was: select t0.id c0, t0.name c1, t0.date c2, t0.user_id c3 from event t0 where t0.date like ? ]
所以我怎麼在這一天所有事件出來的我數據庫?
編輯:
@Entity
public class Event extends Model {
@Id
public Long id;
public String name;
@Formats.DateTime(pattern="dd/MM/yyyy HH:mm")
public Date date;
@ManyToOne()
public User user;
public Event (String name, Date date) {
this.name = name;
this.date = date;
}
public String getName() { return name; }
public void setName(String name) { this.name = name; }
public Date getDate() { return date; }
public void setDate(Date date) { this.date = date; }
public static Model.Finder<Long,Event> find = new Model.Finder<Long,Event>(Long.class, Event.class);
}
這就是我的事件類。
# --- Rev:1,Ups - df1003e
create table event (
id bigint not null,
name varchar(255),
date timestamp,
user_id bigint,
constraint pk_event primary key (id))
;
create table user (
id bigint not null,
email varchar(255),
password varchar(255),
role varchar(255),
firstname varchar(255),
lastname varchar(255),
constraint pk_user primary key (id))
;
create sequence event_seq;
create sequence user_seq;
alter table event add constraint fk_event_user_1 foreign key (user_id) references user (id) on delete restrict on update restrict;
create index ix_event_user_1 on event (user_id);
發佈您的Event類和事件表的DDL。 – marcospereira
我編輯了原文。感謝您的時間 – Ihara