SQL2008 R2,我得到了两列之和,如下所示:and NOT OV_FACTORINGDATE_INVOICED <= '5/1/2012'SELECT SUM(RATE+RATE_ADDITIONAL) FROM LOADS WHERE INVOICED=1
AND OV_FACTORING=3 OR OV_FACTORING=4 O
我需要统计每本期刊的论文数量,但问题是不同的作者并不总是以相同的方式提供信息,我可以得到如下表格所示的信息:0001-1231 A PRE-TEST FOR FACTORINGBIVARIATE POLYNOMIALS WITH COEFFICIENTSA PRE-TEST FOR FACTORING BIVARIATE P