获得百分比我有一个表,如下所示:从计数蜂巢
COL1 COL2 DATETIMESTAMP CATEGORY1 CATEGORY2
e-12 1101 201408110525 Arts and Entertainment Television
e-12 1101 201408110525 Arts and Entertainment Television
e-12 1101 201408110525 Arts and Entertainment Television
e-12 1101 201408110620 Technology and Computing Internet Technology
e-12 1101 201408110705 Technology and Computing Antivirus Software
e-12 1107 201408110510 Business Advertising
e-12 1107 201408110520 Business Marketing
e-12 1107 201408110520 Business Marketing
e-12 1107 201408110520 Business Marketing
e-12 1107 201408110520 Business Marketing
e-12 1107 201408110520 Business Marketing
e-12 1107 201408110520 Business Marketing
e-12 1107 201408110520 Business Marketing
e-12 1109 201408110505 Technology and Computing Web Search
忽视COL1(因为他们都是一样的),为每一位COL2,有其余字段的组合。我设法重复组合的数量,从而产生以下:
COL1 COL2 DATETIMESTAMP CATEGORY1 CATEGORY2 COUNT
e-12 1101 201408110525 Arts and Entertainment Television 3
e-12 1101 201408110620 Technology and Computing Internet Technology 1
e-12 1101 201408110705 Technology and Computing Antivirus Software 1
e-12 1107 201408110510 Business Advertising 1
e-12 1107 201408110520 Business Marketing 7
e-12 1109 201408110505 Technology and Computing Web Search 1
如何转数为每COL2所有组合的百分比是多少?
我很抱歉,我不能更好地把这个词,但输出应该是这样的:
COL1 COL2 DATETIMESTAMP CATEGORY1 CATEGORY2 COUNT PERCENTAGE
e-12 1101 201408110525 Arts and Entertainment Television 3 60%
e-12 1101 201408110620 Technology and Computing Internet Technology 1 20%
e-12 1101 201408110705 Technology and Computing Antivirus Software 1 20%
e-12 1107 201408110510 Business Advertising 1 12.5%
e-12 1107 201408110520 Business Marketing 7 87.5%
e-12 1109 201408110505 Technology and Computing Web Search 1 100%
注:在这一点上,计数是没有必要的。
这甚至可能在蜂巢?我如何修改我的计数查询(下)以输出最后一个表?
SELECT COL1, COL2, DATETIMESTAMP, CATEGORY1, CATEGORY2, count(*) FROM temp_table GROUP BY CATEGORY1, CATEGORY2, DATETIMESTAMP, COL2, COL1 SORT BY COL2;
谢谢。
你可以指望的COL2和产品组别分别使用两个SELECT语句,然后在主SELECT语句 – 2014-09-06 18:30:17