11 2018 档案
摘要:SELECT A.datelist AS pick_dt, IFNULL(B.pick_cnt, 0) pick_cnt, IFNULL(B.cust_cd, 0) cust_cd //IFNULL(A,B) --如果结果不等于null,则返回A,等于null,就返回BFROM calendar A
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摘要:package com.yd.xcxdkh.login.controller; import java.io.UnsupportedEncodingException;import java.math.BigInteger;import java.security.MessageDigest; pu
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