kana anong mali dito count(distinct invoice.inv_number)?
latest #17
9..HEHEH ung lumalabas kc sa total invoice ko 18 e..dba dpt 8? haha
ah 18 b tlga..heheh ok.. d ko maintindihan ung 10 ano ba gs2 nya mangyare dun hahah
SANG table ung total customer purchases?
D KO MAKUHA UNG 13 AMP.. AYAW GUMANA NG MINUS
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