假设数据库表为user_log_xxx（日期20220512），数据有id，name ,createTime
/**UserLog.java*/
import java.io.Serializable;
import java.util.Date;
public class User implements Serializable{
/**id*/
private Integer id;
/**昵称*/
private String name;
/**开始时间*/
private Date ceateTime;
/** 开始时间 */
private Date startTime;
/** 结束时间 */
private Date endTime;
/** 开始时间字符串格式 */
private String sStartTime;
/** 结束时间字符串格式 */
private String sEndTime;
/** 表名后缀 */
private String tableNameSuffix = DateService.getTableSuffixByType("", DateService.DATE_BY_DAY);
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Date getCreateTime() {
return createTime;
}
public void setCreateTime(Date createTime) {
this.createTime = createTime;
}public Date getStartTime() {
return startTime;
} public void setStartTime(Date startTime) {
this.startTime = startTime;
this.sStartTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(startTime);
} public Date getEndTime() {
return endTime;
} public void setEndTime(Date endTime) {
this.endTime = endTime;
this.sEndTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(endTime);
}
public String getTableNameSuffix() {
return tableNameSuffix;
} public void setTableNameSuffix(String tableNameSuffix) {
this.tableNameSuffix = tableNameSuffix;
}
public String getSStartTime() {
return sStartTime;
} public void setSStartTime(String startTime) {
sStartTime = startTime;
} public String getSEndTime() {
return sEndTime;
} public void setSEndTime(String endTime) {
sEndTime = endTime;
}
}DateService.java
public class DateService { /** 默认时间*/
private static java.util.Date defaultDate = null;
public static final int DATE_BY_MONTH = 1;
//按月分表
public static final int DATE_BY_WEEK = 2;
//按周分表
public static final int DATE_BY_DAY = 3;
//按天分表
}UserLog.xml
create table if not exists
user_log_$tableNameSuffix$ like user_log
SELECT table_name FROM information_schema.TABLES WHERE table_name = #tableName#AND table_schema = "game_log";
INSERT INTO user_log_$tableNameSuffix$
(ID,Name,create_Time)
VALUES
(#id#,#name#,#createTime#)
SELECT * FROM $tableName$
WHERE DATE_FORMAT(BET_TIME,'%Y%m%d') = #date#
= #startTime# ]]>
ORDER BY ID ASC LIMIT #start#,#onePageNum#
UserLogDAO.java
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.orm.ibatis.support.SqlMapClientDaoSupport;
import IUserLogDAO ;
import com.domain.UserLog;
public class UserLogDAO extends SqlMapClientDaoSupport implements IUserLogDAO {
private static String lastTableSuffixName = "";
public void createTable(String tableNameSuffix) {
this.getSqlMapClientTemplate().insert("UserLog.createTable", tableNameSuffix);
}/**创建数据*/
public void createUserLog(UserLog userLog) {
if (lastTableSuffixName.equals(userLog.getTableNameSuffix()) == false) {//
lastTableSuffixName = userLog.getTableNameSuffix();
createTable(userLog.getTableNameSuffix());
}
userLog.setEndTime(new Date());
this.getSqlMapClientTemplate().insert("UserLog.insert", userLog);
}public String checkTableIsExists(String tableName) {
String trueName = (String)this.getSqlMapClientTemplate().queryForObject("UserLog.checkTableIsExists", tableName);
return trueName;
}/**分页查询 */
public List getUserLogByPage(String date,Date startTime, Date endTime,Integer start, Integer onePageNum) {
String tableName = "user_log__" + date;
if (this.checkTableIsExists(tableName) != null) {
Map params = new HashMap();
params.put("tableName", tableName);
params.put("date", date);
params.put("start", start);
params.put("onePageNum", onePageNum);
params.put("startTime", startTime);
params.put("endTime", endTime);
return this.getSqlMapClientTemplate().queryForList("UserLog.getUserLogByPage", params);
}else{
return null;
}
}
} IUserLogDAO.java
import java.util.Date;
import java.util.List;
import java.util.Map;
import com.domain.UserLog;
public interface IUserLogDAO {
public void createTable(String tableNameSuffix);
/**创建数据*/
public void createUserLog(UserLog userLog);
public String checkTableIsExists(String tableName);
/**分页查询 */
public List getUserLogByPage(String date,Date startTime, Date endTime,Integer start, Integer onePageNum);
} 【ibatis|ibatis 数据增删改查一日一表的情况】
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