Lin's Tech Log

Spring transaction practice, an error example:  package lin;import lin.dao.impl.ExchangeDaoLocator;import lin.dao.impl.TestDaoLocator;import lin.domain.Exchange;import lin.domain.Test;...

ApplicationContext.xml<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmln...

 1. Cannot get .currentSession()org.hibernate.HibernateException: No Hibernate Session bound to thread, and configuration does not allow creation of non-transactional one here at org.springframewo...

org.hibernate.id.SequenceHiLoGenerator  HiLo算法即id=hi*(max_lo+1)+lo，lo值在1到max_lo直接循环，lo值每循环一圈，hi值就增一。可以这么理解max_lo（当然实际有一点差别，在于lo取值从1~max_lo，而不是0~max_lo-1）: hi = id / max_lolo = id % max_l...

String sql = "SELECT SYS_AUTO_GENR_CURR_DT FROM RBP_ASET_CLASS_DT WHERE CTRY_PROD_EXCHG_MKT_CDE = :exchange AND CTRY_PROD_EXCHG_MKT_CDE = :exchange" SQLQuery query = this.getSessionFactory().getC...