sql server 2008 - SQL query to output multiple columns based on the value of 1 column -


i have been banging head against wall @ few hours. have managed data need down 1 table, can not figure out how write select statement output way want.

basically have table:

id| date | cost  03/11   5  02/11   4 b  01/11   3 b  04/11   7

the column changes query column output date column. able group id's together, each row containing id , cost of each item per month pertains id, or null if there no items month (from jan-dec)

output of query:

id| jan |feb | march | apr | may | jun | jul |......| oct | nov | dec   null  4      5      null null.................................null b   3    null   null     7   null.................................null

any in right direction appreciated!

thank you.

;with data(id, date, cost) (     select 'a', '20110311', 5 union     select 'a', '20110211', 4 union     select 'b', '20110111', 3 union     select 'b', '20110411', 7 ) --- above creates virtual dataset named data. --- query starts below here  select *       (     select id, left(upper(datename(month,date)),3) month_, cost     data     ) p  pivot (sum(cost) month_ in ([jan],[feb],[mar],[apr],[may],[jun],[jul],[aug],[sep],[oct],[nov],[dec])) v

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