有兴趣的话把下面的oracle 转换成 MySQL

  1 SELECT  A.ROW_ID, -- 门店编码
  2         A.CUSTOMER_NAME, -- 门店名称
  3         B.CUSTOMER_STATUS, -- 客户状态
  4         C.VALUE CUSTOMER_TYPE, -- 门店类别
  5         NVL(D.MONTH_3_AMT, 0) MONTH_3_AMT, -- 三个月均销售金额
  6         NVL(E.VISIT_COUNT, 0) BE_VISIT_COUNT, -- 上月拜访次数
  7         TO_CHAR(TO_DATE(F.VISI_SYS_DATE, 'yyyy-mm-dd'), 'yyyy-mm-dd') VISI_SYS_DATE, -- 最后拜访时间
  8         NVL(B.VISIT_COUNT, 0) VISIT_COUNT_LIST, -- 当月拜访次数
  9         CASE
 10           WHEN NVL(B.VISIT_COUNT, 0) = 0 THEN
 11           '0秒'
 12           ELSE
 13           DECODE(FLOOR(NVL(NVL(F.SIS, 0) / NVL(B.VISIT_COUNT, 0), 0) / 3600),
 14                   0,
 15                   '',
 16                   FLOOR(NVL(NVL(F.SIS, 0) / NVL(B.VISIT_COUNT, 0), 0) / 3600) || '小时') ||
 17           DECODE(FLOOR(MOD(NVL(NVL(F.SIS, 0) / NVL(B.VISIT_COUNT, 0), 0),
 18                             3600) / 60),
 19                   0,
 20                   '',
 21                   FLOOR(MOD(NVL(NVL(F.SIS, 0) / NVL(B.VISIT_COUNT, 0), 0),
 22                             3600) / 60) || '分') ||
 23           ROUND(MOD(NVL(NVL(F.SIS, 0) / NVL(B.VISIT_COUNT, 0), 0), 60), 2) || '秒'
 24         END AVG_TIME, -- 拜访时间平均时间
 25         F.USERNAME, -- 拜访人员
 26         A.SALESMAN, -- 业务员
 27         BP.NAME SALES_NAME -- 业务员
 28   FROM BASE_CUSTOMER A -- 客户表
 29   LEFT JOIN SFA_VISIT_ACC_STATUS B -- 客户状态
 30     ON A.ROW_ID = B.CUSTOMER_ID
 31     AND A.DID = B.DID
 32     AND B.VISIT_MONTH = MONTH
 33   LEFT JOIN BASE_DICT C -- 客户类型
 34     ON A.CUSTOMER_TYPE = C.ROW_ID
 35     AND A.DID = C.DID
 36     AND C.CODE = '客户类型'
 37   LEFT JOIN (SELECT D.CUSTOMER_ID, -- 客户编码
 38                     ROUND(SUM(D.VISIT_DN_AMT) / 3, 2) MONTH_3_AMT, -- 此客户三个月内销售的平均值
 39                     D.DID
 40                 FROM SFA_VISIT_ACC_STATUS D
 41               WHERE VISIT_MONTH >=
 42                     TO_CHAR(ADD_MONTHS(TO_DATE(MONTH, 'yyyymm'), -2),
 43                             'yyyymm')
 44               GROUP BY CUSTOMER_ID, DID) D
 45     ON A.ROW_ID = D.CUSTOMER_ID
 46     AND A.DID = D.DID
 47   LEFT JOIN SFA_VISIT_ACC_STATUS E
 48     ON A.ROW_ID = E.CUSTOMER_ID
 49     AND A.DID = E.DID
 50     AND E.VISIT_MONTH =
 51         TO_CHAR(ADD_MONTHS(TO_DATE(MONTH, 'yyyymm'), -1), 'yyyymm')
 52   LEFT JOIN (SELECT *
 53                 FROM (SELECT ROW_NUMBER() OVER(PARTITION BY STORECODE ORDER BY VISIT_ENDTIME DESC) RN,
 54                             STORECODE, -- 门店编码
 55                             VISIT_STARTTIME, -- 拜访开始时间
 56                             VISIT_ENDTIME, -- 拜访结束时间
 57                             SI,
 58                             SUM(SI) OVER(PARTITION BY /*USERNAME,*/ STORECODE ORDER BY VISI_SYS_DATE) SIS,
 59                             USERNAME,
 60                             VISI_SYS_DATE
 61                         FROM (SELECT STORECODE, -- 客户ID
 62                                     VISIT_STARTTIME, -- 开始时间
 63                                     NVL(VISIT_ENDTIME, VISIT_STARTTIME) VISIT_ENDTIME, -- 结束时间
 64                                     (TO_DATE(NVL(DECODE(T.VISIT_ENDTIME,
 65                                                         '1900-01-01 00:00:00',
 66                                                         '',
 67                                                         T.VISIT_ENDTIME),
 68                                                   VISIT_STARTTIME),
 69                                               'yyyy-mm-dd hh24:mi:ss') -
 70                                     TO_DATE(T.VISIT_STARTTIME,
 71                                               'yyyy-mm-dd hh24:mi:ss')) * 24 * 60 * 60 SI,
 72                                     USERNAME, -- 拜访人员
 73                                     VISI_SYS_DATE -- 拜访时间
 74                                 FROM SFA_VISIT_LIST T
 75                               WHERE SUBSTR(T.VISI_SYS_DATE, 1, 6) = MONTH
 76                               ORDER BY STORECODE)
 77                       ORDER BY STORECODE)
 78               WHERE RN = 1) F
 79 
 80     ON A.ROW_ID = F.STORECODE
 81   LEFT JOIN BASE_PERSON BP
 82     ON A.SALESMAN = BP.ROW_ID
 83     AND A.DID = BP.DID
 84   WHERE A.DID = pDid
 85 --if pKeyWord不为空
 86   --if pKey == "全部"
 87     AND (UPPER(A.ROW_ID) LIKE '%pKeyWord%'
 88           OR UPPER(A.CUSTOMER_NAME) LIKE '%pKeyWord%'
 89           OR UPPER(F.USERNAME) LIKE '%pKeyWord%'
 90           OR UPPER(BP.Name) LIKE '%pKeyWord%'
 91           OR UPPER(C.VALUE) LIKE '%pKeyWord%'
 92           OR UPPER(B.CUSTOMER_STATUS) LIKE '%pKeyWord%'
 93     )
 94   --if pKey == "客户"
 95     AND (UPPER(A.ROW_ID) LIKE '%pKeyWord%'
 96       OR UPPER(A.CUSTOMER_NAME) LIKE '%pKeyWord%'
 97     )
 98   --if pKey == "拜访人员"
 99     AND (UPPER(F.USERNAME) LIKE '%pKeyWord%' )
100   --if pKey == "业务员"
101     AND (UPPER(BP.Name) LIKE '%pKeyWord%' )
102   --if pKey == "客户类型"
103     AND (UPPER(C.VALUE) LIKE '%pKeyWord%')
104   --if pKey == "客户状态"  
105     AND (UPPER(B.CUSTOMER_STATUS) LIKE '%pKeyWord%' )
106 --if W_status不为空
107   AND a.status=W_status
108   ORDER BY VISIT_COUNT_LIST DESC

 

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