SQL 多行合并一行

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Sql:多行合并一行以及多条数据取时间最早的那条

有两个导数据的需求,1.一张表里面每一个订单号可能对应多条数据,每个单号返回时间最早的那条. 2.根据条件查询某个字段并按照逗号,合并在一起. 表类似结构如下: 第一条sql:select c.Id,c.OrderNum, c.CreateTime FROM (select t.*,row_number() over(partition by t.OrderNum order by t.CreateTime ) rn from Payinfo t WHERE t.OrderNum IN('20…

select stuff((select ',' + CONVERT(VARCHAR(50),id)+'' from tab_menu group by id for xml path('')),1,1,'')…

SQL实现多行合并一行 .

ORACLE纯SQL实现多行合并一行[转] 项目中遇到一个需求,需要将多行合并为一行.表结构如下:NAME Null Type------------------------ --------- -----N_SEC_CODE NOT NULL CHAR(6)C_RESEARCHER_CODE NOT NULL VARCHAR2(20) 此表保存了“股票”与“研究员”的对应关系数据…

sql 多行合一行

sql多行合并成一行 sql server SELECT [activityId], --STUFF( (SELECT ',' + Cast(A.phone AS varchar) FROM aaa A WHERE A.activityId=B.activityId FOR XML PATH('')) --,1,1,'') AS phonesFROM aaa BGROUP BY [activityId] mysql SELECTactivityId, group_concat(DISTINCT…

ORACLE纯SQL实现多行合并一行

项目中遇到一个需求,需要将多行合并为一行.表结构如下:NAME Null Type------------------------ --------- -----N_SEC_CODE NOT NULL CHAR(6)C_RESEARCHER_CODE NOT NULL VARCHAR2(20) 此表保存了“股票”与“研究员”的对应关系数据,一般而言,对于同一只股票而言,可能有…

sql多行合并成一行用逗号隔开，多表联合查询中子查询取名可重复

简单版的 SELECT a.CreateBy,Name =stuff((select ','+Name FROM SG_Client WHERE CreateBy = a.CreateBy for xml path('')),1,1,'')FROM SG_Client a group by a.CreateBy //连表查询 SELECT a.ContractID, LocationName =stuff( ( select ',' + LocationName FROM(select L.Na…

sql server 多行合并一行

1. 使用函数 go CREATE FUNCTION dbo.fn_Sumtype(@type varchar(50))RETURNS varchar(8000)ASBEGIN DECLARE @values varchar(8000) SET @values = '' SELECT @values = @values + ',' + PRODUCT_TYPE FROM [DataCopy2] WHERE CUSTOMERFULLNAME=@type RETURN STUFF(@values,…

Oracle 多行合并一行方法

假如有如下表,其中各个i值对应的行数是不定的 SQL> select * from t; I A D ---------- ---------- ------------------- 1 b 2008-03-27 10:55:42 1 a 2008-03-27 10:55:46 1 d 2008-03-27 10:55:30 2 z 2008-03-27 10:55:55 2 t 200…

sql多行合并

例一 SELECT qqo.questionID '题目id', qqo.quesOption '选项' FROM qz_question_option qqo, qz_question qq WHERE qqo.questionID = qq.questionID 上面多行记录合并为如下形式:(sqlserver可以用,其他未试) SELECT qq.questionID '题目id', (SELECT qqo.quesOption + ' | ' FROM qz_question_optio…

oracle多行合并一行

以上图为例执行SQL语句: select d.group_id,to_char(wm_concat(d.tag)) from Imglib_Group_Tag d where d.group_id=48003 group by d.group_id 果图如下:…

sql多行合并一列

with a as( select * from( select 1 userId , '天津' province union select 1 userId , '北京' union select 1 userId , '上海' union select 2 userId , '北京' union select 2 userId , '上海' ) model ) select distinct userId, stuff( (select ','+province from a where u…

sql 多行转换为一行

select 字段1, [val]=( select 字段2 +',' from 表名 as b where b.字段1 = a.字段1 for xml path('')) from 表名 as a group by a.字段1…

sql多行转一行，以逗号隔开

--SELECT ff= stuff((select ','+cast(WorkOrderNo as varchar)-- FROM dbo.TB_WorkOrder c -- where tpl.ProjectID=c.ProjectID -- WHERE c.WorkOrderType=1-- for xml path('')),1,1,'')…

mysql 多行合并一行

SELECT `w`.`id` AS `id`, `w`.`phone` AS `phone`, `w`.`belong_id` AS `belong_id`, `w`.`name` AS `name`, `w`.`password` AS `password`, `w`.`email` AS `email`, `w`.`qq` AS `qq`, `w`.`status_id` AS `status_id`, `w`.`level_id` AS `level_id`, `w`.`created_…

SQL多行并一行统计例子之STUFF()函数+FOR XML PATH()函数应用

SELECT * FROM tbiz_ProjectRelation 目标统计每个项目有几条申请记录 Step1 SELECT ProjectID , RelationIDs , , '') FROM tbiz_ProjectRelation t1 Step2 SELECT ProjectID , RelationIDs , , '') FROM tbiz_ProjectRelation t1 GROUP BY ProjectID Step3 SELECT ProjectID , Relatio…

sql 多行、一行互转

原始数据: 期望数据: IF OBJECT_ID('temp_20170701','u') IS NOT NULL DROP TABLE temp_20170701 CREATE TABLE temp_20170701 ( ID ,), NAME ), Subjectname ), Score INT ) INSERT dbo.temp_20170701( Name, subjectname, Score ) ' UNION ' UNION ' UNION ' UNION ' UNION ' U…