SQL请教(急''''') - Oracle / 开发
表结构及数据如下:
ADDRESS CUSTOMER DRDL01 IMSRP1 Amount
1 10003051 ALPHA START LIMITED POLY COVERED CORE PC 1425501.63
2 10003051 ALPHA START LIMITED SPUN POLYESTER SP 404370.41
3 10003051 ALPHA START LIMITED TRILOBAL AIR ENTANGLED POLY TL 9700
4 10003051 ALPHA START LIMITED SAK COTTON CS 38.3
5 10003051 ALPHA START LIMITED FILAMENT POLYESTER FP 3960
6 10003051 ALPHA START LIMITED COTTON COVERED CORE CC 3715.84
7 10000373 AMANN ASIA LIMITED POLY COVERED CORE PC 5246563.21
8 10000373 AMANN ASIA LIMITED TEXTURED POLYESTER TP 693569.06
9 10000373 AMANN ASIA LIMITED SPUN POLYESTER SP 39873.6
要求得到下面的结果才是对:
1 10003051 ALPHA START LIMITED POLY COVERED CORE PC 1425501.63
2 10003051 ALPHA START LIMITED SPUN POLYESTER SP 404370.41
3 10003051 ALPHA START LIMITED Others Others 17414.14
4 10000373 AMANN ASIA LIMITED POLY COVERED CORE PC 5246563.21
5 10000373 AMANN ASIA LIMITED TEXTURED POLYESTER TP 693569.06
6 10000373 AMANN ASIA LIMITED Others Others 39873.6
就是按order by ADDRESS,Amount desc ,
然后取前两条记录,后面的用others 代替,汇总金额成第三条记录,
也就是说不管原始记录有多少条,我只能取金额最高的两条和其它的汇总成一条记录,DRDL01变为others 即可.
请勿重复发帖!
一个问题,一个帖子说明白就可以了
发建表脚本和插入数据的SQL脚本
CREATE TABLE test3(
address VARCHAR2(20),
customer VARCHAR2(30),
drdl01 VARCHAR2(10),
imsrp1 V
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