<trim prefix="salary_common_type_id=case" suffix="end,"> <foreach collection="list" item="cus"> <iftest="cus.salaryCommonTypeId != null ">when id=#{cus.id} then #{cus.salaryCommonTypeId}</if> </foreach> </trim> <trim prefix="salary_accounting_person_id=case" suffix="end,"> ...
mybatisPlus的⼀些⽤法（⼀）trim、foreach、if、case、when、then 1、在项⽬开发中遇到⼀些新的知识点、在这⾥做以总结。（1）<trim></trim>标签、<foreach></foreach>标签 <update id="updateBatch" parameterType="java.util.Map"> update salary_insurance_benefit_person <trim prefix="set"...
对于从多个条件中选择一个的单条件查询的场景,利用分支嵌套就可以实现动态选择单条件: 在MyBatis的Mapper代理中,<choose>相当于switch,<when>相当于case select * from mybatis where <choose> <when test="status !=null"> STATUS=#{STATUS} </when> <when test="companyName !=null and companyName !='...
8. case when a then x when b then y end (参考: https://blog.csdn.net/qq_44858608/article/details/125735498) select pd.p_date as pDate, pd.unp_date as unpDate, p.pa_id as paId, (case when a.type = 2 then (select pr.`name` from prov pr where pr.ac_id = pd.op_id) wh...
endtime, '%Y-%m-%d') monthDay, count(1) totalCount, count(case when (diff.diffMinute <= 30 and diff.diffMinute >= -30) then 1 else null end) onTimeCount, count(case when actual.num <= capacity.num then 1 else null end) fullLoadCount, sum(actual.num) actual_num, sum(capacity...
需求:不管市级还是省级,都需要将待审核数据放在列表上方,其余按照添加时间倒序,使用Mybatis Plus解决。 思路:使用last方法配合CASE WHEN THEN END函数,先将市级或者省级待审核字段的值拿到,如果adminlevel=1,说明当前审核人是省级,当audit是2时才是待审核,反之审核人是市级,当audit是1时才是待审核。然后判断audit是否...
"CASEWHEN" "CAST" "CHANGE" "CHAR" "CHARACTER" "CHECKPOINT" "COLUMN" "COLUMNS" "COMMENT" "COMMIT" "COSTS" "CREATE" "CYCLE" "DBA_RECYCLEBIN" "DESC" "DESCRIBE" "DISABLE" "DISCONNECT" "DIV" "DO" "DOUBLE" "DUMP" "DUPLICATE" "ENABLE" ...
choose相当于带了bread的switch-case(因此是按顺序进入when) 代码语言:javascript 复制 select * from user <where> <choose> <when test="id!=null"> id=#{id} </when> <when test="userName!=null"> username like #{userName} </when> <otherwise> <!--其他情况查所有--> 1=1 </otherwise>...
123456jackson:date-format: yyyy-MM-dd HH:mm:sstime-zone: GMT+8serialization:write-dates-as-timestamps: falsemybatis-plus:configuration:map-underscore-to-camel-case: trueauto-mapping-behavior: fulllog-impl: org.apache.ibatis.logging.stdout.StdOutImplmapper-locations: classpath*:mapper/**/*Mapper...
自定义带CASE WHEN 写法的sql分页查询 重现步骤(如果有就写完整) 1.参数设置 2.Mapper.java文件 3.Mapper.xml 报错信息 org.springframework.jdbc.BadSqlGrammarException: Error querying database. Cause: java.sql.SQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that correspo...