项目经验：oracle 日期查询 to_char()

/**

* 查询对应evModel的测站水质评价历史数据

*/

public List<ZxDDbsszzpjjg> getDbspjjgHistory(EvModel evModel){

List<ZxDDbsszzpjjg> dbsszzpjjglist = new ArrayList<ZxDDbsszzpjjg>();

String params[] = evModel.getStcdSeq().split("\\s*[,]\\s*" );// 参数之间可能存在空格

String  hql=  "  from  ZxDDbsszzpjjg  where to_char(id.pjsj,'yyyy-mm-dd')=to_char(?,'yyyy-mm-dd') and id.pjsd=? and id.jclb=? and id.stcd in (:strs)";

Session session = template.getSessionFactory().getCurrentSession();

Query  query  =  session.createQuery(hql);

query.setTimestamp(0, evModel.getStarttime());

query.setLong(1, evModel.getPjsd());

query.setString(2, evModel.getJclb());

query.setParameterList( "strs", params);

dbsszzpjjglist = query.list();

List<ZxDXmpjjg> xmpjjglist = new ArrayList<ZxDXmpjjg>();

String  hql1=  "  from  ZxDXmpjjg  where to_char(id.pjsj,'yyyy-mm-dd')=to_char(?,'yyyy-mm-dd') and id.pjsd=? and id.jclb=? and id.stcd in (:strs)";

Session session1 = template.getSessionFactory().getCurrentSession();

Query  query1  =  session1.createQuery(hql1);

query1.setTimestamp(0, evModel.getStarttime());

query1.setLong(1, evModel.getPjsd());

query1.setString(2, evModel.getJclb());

query1.setParameterList( "strs", params);

xmpjjglist =  query1.list();

for(ZxDDbsszzpjjg dbsszzpjjg:dbsszzpjjglist){

List<ZxDXmpjjg> list = new ArrayList<ZxDXmpjjg>();

for(ZxDXmpjjg xmpjjg:xmpjjglist){

ZxDSzjczjbxx zxDSzjczjbxx = new ZxDSzjczjbxx();

ZxDXmjbxx zxDXmjbxx = new ZxDXmjbxx();

if(xmpjjg.getId().getStcd().equals(dbsszzpjjg.getId().getStcd())){

list.add(xmpjjg);

xmpjjg.setZxDSzjczjbxx(zxDSzjczjbxx);

xmpjjg.setZxDXmjbxx(zxDXmjbxx);

}

}

dbsszzpjjg.setXmpjjgList(list);

}

return dbsszzpjjglist;

}