mysql查询本周内每天统计量按天展示的示例代码

本周

select 
  b.item,ifnull(a.count,0) as value
from (
  select  date(subdate(curdate(),date_format(curdate(),'%w')-1)) as item  
            union all  
            select  date(date_add(subdate(curdate(),date_format(curdate(),'%w')-1), interval 1 day)) as item  
            union all  
            select  date(date_add(subdate(curdate(),date_format(curdate(),'%w')-1), interval 2 day)) as item  
            union all  
            select  date(date_add(subdate(curdate(),date_format(curdate(),'%w')-1), interval 3 day)) as item  
            union all  
            select  date(date_add(subdate(curdate(),date_format(curdate(),'%w')-1), interval 4 day)) as item  
            union all  
            select date(date_add(subdate(curdate(),date_format(curdate(),'%w')-1), interval 5 day)) as item  
            union all  
            select date(date_add(subdate(curdate(),date_format(curdate(),'%w')-1), interval 6 day)) as item
) b
left join
(
  select date_format(create_time,'%y-%m-%d') days, count(*) count 
    from (select * from `table`  where date_sub(curdate(), interval 7 day) <= date(create_time)) as c
  group by days
) as a    
on (b.item = a.days)

前七天

select 
  b.item,ifnull(a.count,0) as value
from (
  select curdate() as item
  union all
  select date_sub(curdate(), interval 1 day) as item
  union all
  select date_sub(curdate(), interval 2 day) as item
  union all
  select date_sub(curdate(), interval 3 day) as item
  union all
  select date_sub(curdate(), interval 4 day) as item
  union all
  select date_sub(curdate(), interval 5 day) as item
  union all
  select date_sub(curdate(), interval 6 day) as item
) b
left join
(
  select date_format(create_time,'%y-%m-%d') days, count(*) count 
    from (select * from `table`  where date_sub(curdate(), interval 7 day) <= date(create_time)) as c
  group by days
) as a    
on (b.item = a.days)

本月

select
    `type`,
    max( `count` ) as `count` 
from
    (
    select
        count(*) as `count`,
        date_format( create_time, '%y-%m-%d' ) as `type` 
    from
        `table` a 
    where
        date_format( create_time, '%y%m' ) = date_format( curdate(), '%y%m' ) 
    group by
        `type` union all
    select
        0 as `copunt`,
        @cdate := date_add( @cdate, interval - 1 day ) `type` 
    from
        ( select @cdate := date_add( last_day( curdate()), interval + 1 day ) from `table` ) t1 
    where
        @cdate > (
        date_add( curdate(), interval - day ( curdate())+ 1 day )) 
    ) _tmpalltable 
group by
    `type`

本年按月展示

select
    concat(
        year ( click_date ),
        '-',
    month ( click_date )) as `type`,
    ifnull( b.con, 0 ) as `count` 
from
    (
    select
        str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 1 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 2 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 3 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 4 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 5 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 6 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 7 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 8 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 9 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 10 month ) as click_date union all
    select
        date_add( str_to_date( concat( year ( curdate()), '-', 1, '-', 1 ), '%y-%m-%d' ), interval 11 month ) as click_date 
    ) a
    left join ( select count(*) as con, concat( year ( reportdate ), '-', month ( reportdate )) as mon from `ls172_workorder` group by mon ) b on concat(
        year ( click_date ),
    '-',
    month ( click_date ))= b.mon

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