createtabletest(keyIdintidentity,sortvarchar(10),qtyint)goinsertintotest(qty,sort)values(1,'a'),(2,'a'),(3,'b'),(8,'c'),(9,'c')goselect*,sum(qty)over(partitionbysort)as[分组小计],sum(qty)over()as[总计]fromtestorderbykeyIddescgotruncatetabletestdroptabletest...
SUM(Case STYPE When 'D' Then AMOUNT Else 0 End) As D, SUM(Case STYPE When 'E' Then AMOUNT Else 0 End) As E, SUM(Case STYPE When 'F' Then AMOUNT Else 0 End) As F, SUM(Case STYPE When 'G' Then AMOUNT Else 0 End) As G From TEST Group By DATES,EMPNO Order By DATES,E...
row_number() over(partition by [id] order by [Type]) as ROW_NO, [id], [Type], [Value] FROM TABLE_A ) table_A GROUP BY id 简单说明: SELECT * FROM TABLE_A 语句是用来查询出要转的数据, row_number()判断行排序,Max(CASE WHEN ROW_NO=1 THEN [Value] END)列转行,TYPE为行名,VALUE...
select 商品名称,行号=ROW_NUMBER() over(partition by 商品名称 order by id) from MyOrders --partition by 分区 --销售员的销售总金额 select * from MyOrders select 销售员,销售总金额=SUM(销售数量*销售价格) from MyOrders group by 销售员 --2.统计每一个销售员(订单)的销售金额占总销售金额的百分...
from Class group by[Course]exec('select [Student]'+@s+' from Class group by [Student]')⽣成静态:select [Student],[数学]=max(case when [Course]='数学' then [Score] else 0 end),[物理]=max(case when [Course]='物理' then [Score] else 0 end),[英语]=max(case when [Course]='...
SELECTorderid,custid,val,100.0*val/SUM(val)OVER()ASpctall,100.0*val/SUM(val)OVER(PARTITIONBYcustid)ASpctcustFROMSales.OrderValues; (5)子句的逻辑处理顺序 (6)运算符的优先级 (7)CASE表达式 ① 简单表达式:将一个值与一组可能的取值进行比较,并返回满足第一个匹配的结果; ...
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在单元ZXATPU02添加代码如下： data: w_av_vrkme like atpcc-atpm1, w_av_vrkme_n ...
SELECT ID ,SUM(QTY) FROM A_TEST WHERE ID=@ID GROUP BY @ID END --- CREATE OR REPLACE PACKAGE UP_002 AS TYPE MYCURSOR IS REF CURSOR; FUNCTION GETRECORD RETURN MYCURSOR; END; CEEATE OR REPLACE PACKAGE BODY UP_002 AS FUNCTION GETRECORD RETURN MYCURSOR AS...
写sql会经常用到一些函数,但sqlserver和oracle的有些函数不同,我列举一些常用到得函数。没有列举数学函数,数学函数两者差不多。 函数对比 表格中颜色说明: 函数名相同、用法相同,一种颜色;函数名不同、函数名相同但用法不同,两种颜色;函数名不区分大小写。