• sqlserver——cube:多维数据集


    1、cube:生成多维数据集,包含各维度可能组合的交叉表格,使用with 关键字连接 with cube

    根据需要使用union all 拼接
    判断 某一列的null值来自源数据还是 cube 使用GROUPING关键字
    GROUPING([档案号]) = 1 : null值来自cube(代表所有的档案号)
    GROUPING([档案号]) = 0 : null值来自源数据

    举例:

      1 SELECT  * INTO ##GET
      3                 FROM
      4                     (
      5                         SELECT
      6                             *
      7                         FROM
      8                             (
      9                                 SELECT
     10                                     CASE
     11                                 WHEN (GROUPING([档案号]) = 1) THEN
     12                                     '合计'
     13                                 ELSE
     14                                     [档案号]
     15                                 END AS '档案号',
     16                                 CASE
     17                             WHEN (GROUPING([系列]) = 1) THEN
     18                                 '合计'
     19                             ELSE
     20                                 [系列]
     21                             END AS '系列',
     22                             CASE
     23                         WHEN (GROUPING([店长]) = 1) THEN
     24                             '合计'
     25                         ELSE
     26                             [店长]
     27                         END AS '店长',
     28                         SUM (剩余次数) AS '总剩余',
     29                         CASE
     30                     WHEN (GROUPING([店名]) = 1) THEN
     31                         '合计'
     32                     ELSE
     33                         [店名]
     34                     END AS '店名'
     35                     FROM
     36                         ##PudianCard
     37                     GROUP BY
     38                         [档案号],
     39                         [店名],
     40                         [店长],
     41                         [系列] WITH cube
     42                     HAVING
     43                         GROUPING([店名]) != 1
     44                     AND GROUPING([档案号]) = 1 --AND GROUPING([系列]) = 1
     45                             ) AS M
     46                         UNION ALL
     47                             (
     48                                 SELECT
     49                                     *
     50                                 FROM
     51                                     (
     52                                         SELECT
     53                                             CASE
     54                                         WHEN (GROUPING([档案号]) = 1) THEN
     55                                             '合计'
     56                                         ELSE
     57                                             [档案号]
     58                                         END AS '档案号',
     59                                         CASE
     60                                     WHEN (GROUPING([系列]) = 1) THEN
     61                                         '合计'
     62                                     ELSE
     63                                         [系列]
     64                                     END AS '系列',
     65                                     CASE
     66                                 WHEN (GROUPING([店长]) = 1) THEN
     67                                     '合计'
     68                                 ELSE
     69                                     [店长]
     70                                 END AS '店长',
     71                                 SUM (剩余次数) AS '总剩余',
     72                                 CASE
     73                             WHEN (GROUPING([店名]) = 1) THEN
     74                                 '合计'
     75                             ELSE
     76                                 [店名]
     77                             END AS '店名'
     78                             FROM
     79                                 ##PudianCard
     80                             GROUP BY
     81                                 [档案号],
     82                                 [店名],
     83                                 [店长],
     84                                 [系列] WITH cube
     85                             HAVING
     86                                 GROUPING([店名]) != 1
     87                             AND GROUPING([店长]) != 1
     88                                     ) AS P
     89                             )
     90                         UNION ALL
     91                             (
     92                                 SELECT
     93                                     *
     94                                 FROM
     95                                     (
     96                                         SELECT
     97                                             CASE
     98                                         WHEN (GROUPING([档案号]) = 1) THEN
     99                                             '合计'
    100                                         ELSE
    101                                             [档案号]
    102                                         END AS '档案号',
    103                                         CASE
    104                                     WHEN (GROUPING([系列]) = 1) THEN
    105                                         '合计'
    106                                     ELSE
    107                                         [系列]
    108                                     END AS '系列',
    109                                     CASE
    110                                 WHEN (GROUPING([店长]) = 1) THEN
    111                                     '合计'
    112                                 ELSE
    113                                     [店长]
    114                                 END AS '店长',
    115                                 SUM (剩余次数) AS '总剩余',
    116                                 CASE
    117                             WHEN (GROUPING([店名]) = 1) THEN
    118                                 '合计'
    119                             ELSE
    120                                 [店名]
    121                             END AS '店名'
    122                             FROM
    123                                 ##PudianCard
    124                             GROUP BY
    125                                 [档案号],
    126                                 [店名],
    127                                 [店长],
    128                                 [系列] WITH cube
    129                             HAVING
    130                                 GROUPING([店名]) != 1
    131                             AND GROUPING([店长]) != 1
    132                                     ) AS W
    133                             )
    134                         UNION ALL
    135                             (
    136                                 SELECT
    137                                     *
    138                                 FROM
    139                                     (
    140                                         SELECT
    141                                             CASE
    142                                         WHEN (GROUPING([档案号]) = 1) THEN
    143                                             '合计'
    144                                         ELSE
    145                                             [档案号]
    146                                         END AS '档案号',
    147                                         CASE
    148                                     WHEN (GROUPING([系列]) = 1) THEN
    149                                         '合计'
    150                                     ELSE
    151                                         [系列]
    152                                     END AS '系列',
    153                                     CASE
    154                                 WHEN (GROUPING([店长]) = 1) THEN
    155                                     '合计'
    156                                 ELSE
    157                                     [店长]
    158                                 END AS '店长',
    159                                 SUM (剩余次数) AS '总剩余',
    160                                 CASE
    161                             WHEN (GROUPING([店名]) = 1) THEN
    162                                 '合计'
    163                             ELSE
    164                                 [店名]
    165                             END AS '店名'
    166                             FROM
    167                                 ##PudianCard
    168                             GROUP BY
    169                                 [档案号],
    170                                 [店名],
    171                                 [店长],
    172                                 [系列] WITH cube
    173                             HAVING
    174                                 GROUPING([店名]) = 1
    175                             AND GROUPING([店长]) = 1
    176                             AND GROUPING([档案号]) = 1
    177                                     ) AS K
    178                             )
    179                     ) AS T
    2、rollup:功能跟cube相似

    3、将某一列的数据作为列名,动态加载,使用存储过程,拼接字符串
    DECLARE @st nvarchar (MAX) = '';

    SELECT
    @st =@st + 'max(case when [系列]=''' + CAST ([系列] AS VARCHAR) + ''' then [总剩余] else null end ) as [' + CAST ([系列] AS VARCHAR) + '],'
    FROM
    ##GET
    GROUP BY
    [系列];
    print @st;

    4、根据某一列分组,分别建表
    SELECT
    'select ROW_NUMBER() over(order by [卡项] desc) as [序号], [会员],[档案号],[卡项],[剩余次数],[员工],[店名] into ' + ltrim([店名]) + ' from 查询 where [店名]=''' + [店名] + ''' ORDER BY [卡项] desc'
    FROM
    查询
    GROUP BY
    [店名]

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  • 原文地址:https://www.cnblogs.com/liujianshe1990-/p/7249406.html
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