<!--付款 批量 修改账单状态--><update id="editbillpayALL" parameterType="java.util.List"> UPDATE tb_bill SET STATE = 'eda58d7280554dd9918207d27e2d4654' WHERE ID IN <foreach item="item" index="index" collection=&
一.单个参数: public List<XXBean> getXXBeanList(String xxCode); <select id="getXXXBeanList" parameterType="java.lang.String" resultType="XXBean"> select t.* from tableName t where t.id= #{id} </select> 其中方法名和ID一致,
String ids = "1,2,3,4,5,6",如ids作为参数传递,查询list返回.mybatis用foreach处理并返回. SELECT * FROM yp_popup_store_info store WHERE store.store_id in <foreach item="item" index="index" collection="ids.split(',')" open="(&quo
<if test="valiStatus==null || valiStatus=='' || valiStatus==4 "> b.work_permit_card_cert is not null and b.work_permit_card_cert!=1 and b.delete_flag =0 </if> <if test="valiStatus==0"> u.user_type = 0 and b.work_permi
Mybatis中传参包There is no getter for property named 'XXX' in 'class java.lang.String' 一.发现问题 <select id="queryStudentByNum" resultType="student" parameterType="string"> select num,name,phone from student <where> <
总结: 1.mybaits配置工2方面: i行为配置,如数据源的实现是否利用池pool的概念(POOLED – This implementation of DataSource pools JDBC Connection objects to avoid the initial connection and authentication time required to create a new Connection instance.This is a popular approach fo
MyBatis中传参时为什么要用#{},这个问题和MyBatis如何防止SQL注入类似.不过在解释这个问题之前,先解释一下什么是SQL注入,还有些称作注入攻击这个问题. SQL注入就是SQL 对传入参数的拼接.sql语句是 String类型的,如果用 + 来拼接,表示的是直接操作这个String 类型的字符串,这是改变了sql的具体内容了,如果用#{id},表示的是操作字改变里面字段的参数值. 例如: 用+拼接的: "select * from user where code="+