涉及了 循环、参数定义、游标的使用。 最终代码 ============不区分org的总数据===DELIMITER $$DROP PROCEDURE IF EXISTS weekly_remain $$#IN参数类型，传进的参数CREATE PROCEDURE weekly_remain(IN lobby int) BEGIN #定义参数declare i int(2);declare e
涉及了 循环、参数定义、游标的使用。
最终代码
============不区分org的总数据=== DELIMITER $$ DROP PROCEDURE IF EXISTS weekly_remain $$ #IN参数类型，传进的参数 CREATE PROCEDURE weekly_remain(IN lobby int) BEGIN #定义参数 declare i int(2); declare ext_table varchar(20); declare uniq_no int(10); declare now_week varchar(20); declare c2 varchar(10); declare c3 varchar(10); declare c4 varchar(10); declare c5 varchar(10); declare c6 varchar(10); SET now_week = date_format(date_sub(curdate(),interval 1 week),"%Y-%u"); SET i = 1; if (lobby=101) or (lobby=102) or (lobby=104) or(lobby=105) or (lobby=107) or (lobby=108) then #引入参数@c，局部变量 select count(distinct(stbid)) INTO @c from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week and gate_uri=lobby; SET uniq_no= @c; insert into gp_weekly_leave(uniq_login,week,lobby_id) select count(distinct(stbid)),date_format(login_time,"%Y-%u"),gate_uri from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week and gate_uri=lobby; select count(distinct(t1.stb)) INTO @c_2 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 2 week),"%Y-%u") and gate_uri=lobby) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week and gate_uri=lobby) as t2 where t1.stb=t2.stb; SET c2=@c_2/uniq_no; update gp_weekly_leave set two_week=c2 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_3 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 3 week),"%Y-%u") and gate_uri=lobby) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week and gate_uri=lobby) as t2 where t1.stb=t2.stb; SET c3=@c_3/uniq_no; update gp_weekly_leave set three_week=c3 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_4 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 4 week),"%Y-%u") and gate_uri=lobby) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week and gate_uri=lobby) as t2 where t1.stb=t2.stb; SET c4=@c_4/uniq_no; update gp_weekly_leave set four_week=c4 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_5 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 5 week),"%Y-%u") and gate_uri=lobby) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week and gate_uri=lobby) as t2 where t1.stb=t2.stb; SET c5=@c_5/uniq_no; update gp_weekly_leave set five_week=c5 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_6 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 6 week),"%Y-%u") and gate_uri=lobby) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week and gate_uri=lobby) as t2 where t1.stb=t2.stb; SET c6=@c_6/uniq_no; update gp_weekly_leave set six_week=c6 where week=now_week and lobby_id=lobby; end if; if (lobby=1000) then select count(distinct(stbid)) INTO @c from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week; SET uniq_no= @c; insert into gp_weekly_leave(uniq_login,week,lobby_id) select count(distinct(stbid)),date_format(login_time,"%Y-%u"),'1000' from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week; select count(distinct(t1.stb)) INTO @c_2 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 2 week),"%Y-%u")) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week) as t2 where t1.stb=t2.stb; SET c2=@c_2/uniq_no; update gp_weekly_leave set two_week=c2 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_3 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 3 week),"%Y-%u")) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week) as t2 where t1.stb=t2.stb; SET c3=@c_3/uniq_no; update gp_weekly_leave set three_week=c3 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_4 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 4 week),"%Y-%u")) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week) as t2 where t1.stb=t2.stb; SET c4=@c_4/uniq_no; update gp_weekly_leave set four_week=c4 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_5 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 5 week),"%Y-%u")) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week) as t2 where t1.stb=t2.stb; SET c5=@c_5/uniq_no; update gp_weekly_leave set five_week=c5 where week=now_week and lobby_id=lobby; select count(distinct(t1.stb)) INTO @c_6 from (select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 6 week),"%Y-%u")) as t1,(select distinct(stbid) as stb from gp_gate_login_recent where date_format(login_time,"%Y-%u")=now_week) as t2 where t1.stb=t2.stb; SET c6=@c_6/uniq_no; update gp_weekly_leave set six_week=c6 where week=now_week and lobby_id=lobby; end if; END $$ DELIMITER ; --#====拓展--存储过程--区分orgid===#-- DELIMITER $$ DROP PROCEDURE IF EXISTS weekly_remain_tz $$ CREATE PROCEDURE weekly_remain_tz() BEGIN #默认值 declare lobby int(5) default 104; declare i int(2); declare ext_table varchar(20); declare uniq_no int(10); declare now_week varchar(20); declare c2 varchar(10); declare c3 varchar(10); declare c4 varchar(10); declare c5 varchar(10); declare c6 varchar(10); declare a int(10); declare b varchar(20); declare leave2 varchar(20); declare leave3 varchar(20); declare leave4 varchar(20); declare leave5 varchar(20); DECLARE leave6 varchar(20); DECLARE percent2 varchar(20); DECLARE percent3 varchar(20); DECLARE percent4 varchar(20); DECLARE percent5 varchar(20); DECLARE percent6 varchar(20); #游标定义与开始 DECLARE s int default 0; #定义游标 DECLARE cursor_name CURSOR FOR select t4.vc_org_id,count(distinct(t3.stbid)) from gp_gate_login_recent t3,tv_gp_ext_tzwasu t4 where date_format(t3.login_time,"%Y-%u")=now_week and t3.stbid=t4.vc_stb_id and t3.gate_uri=lobby group by t4.vc_org_id; #设置 DECLARE CONTINUE HANDLER FOR SQLSTATE '02000' SET s=1; SET now_week = date_format(date_sub(curdate(),interval 1 week),"%Y-%u"); SET i = 1; #先插入数据 insert into gp_weekly_leave(uniq_login,week,lobby_id,orgid) select count(distinct(ta.stbid)),date_format(ta.login_time,"%Y-%u"),ta.gate_uri,tb.vc_org_id from gp_gate_login_recent ta,tv_gp_ext_tzwasu tb where date_format(ta.login_time,"%Y-%u")=now_week and ta.gate_uri=lobby and ta.stbid=tb.vc_stb_id group by tb.vc_org_id; #开启游标 OPEN cursor_name; #对每一行的数据进行轮训 fetch cursor_name into a,b; while s <pre class="brush:php;toolbar:false"> 1 do #进行2周、3周、4周、5周、6周留存的计算 select count(distinct(t3.stb)) INTO @leave2 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 2 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent2=leave2/b; update gp_weekly_leave set two_week=percent2 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave3 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 3 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent3=leave3/b; update gp_weekly_leave set three_week=percent3 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave4 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 4 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent4=leave4/b; update gp_weekly_leave set four_week=percent4 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave5 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 5 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent5=leave5/b; update gp_weekly_leave set five_week=percent5 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave6 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 6 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_tzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent6=leave6/b; update gp_weekly_leave set six_week=percent6 where orgid=a and lobby_id=lobby and week=now_week; fetch cursor_name into a,b; end while; #关闭游标 CLOSE cursor_name ; END $$ DELIMITER ; --#====杭州--存储过程--区分orgid===#-- DELIMITER $$ DROP PROCEDURE IF EXISTS weekly_remain_hz $$ CREATE PROCEDURE weekly_remain_hz() BEGIN declare lobby int(5) default 101; declare i int(2); declare ext_table varchar(20); declare uniq_no int(10); declare now_week varchar(20); declare c2 varchar(10); declare c3 varchar(10); declare c4 varchar(10); declare c5 varchar(10); declare c6 varchar(10); declare a int(10); declare b varchar(20); declare leave2 varchar(20); declare leave3 varchar(20); declare leave4 varchar(20); declare leave5 varchar(20); DECLARE leave6 varchar(20); DECLARE percent2 varchar(20); DECLARE percent3 varchar(20); DECLARE percent4 varchar(20); DECLARE percent5 varchar(20); DECLARE percent6 varchar(20); DECLARE s int default 0; DECLARE cursor_name CURSOR FOR select t4.vc_org_id,count(distinct(t3.stbid)) from gp_gate_login_recent t3,tv_gp_ext_hzwasu t4 where date_format(t3.login_time,"%Y-%u")=now_week and t3.stbid=t4.vc_stb_id and t3.gate_uri=lobby group by t4.vc_org_id; DECLARE CONTINUE HANDLER FOR SQLSTATE '02000' SET s=1; SET now_week = date_format(date_sub(curdate(),interval 1 week),"%Y-%u"); SET i = 1; insert into gp_weekly_leave(uniq_login,week,lobby_id,orgid) select count(distinct(ta.stbid)),date_format(ta.login_time,"%Y-%u"),ta.gate_uri,tb.vc_org_id from gp_gate_login_recent ta,tv_gp_ext_hzwasu tb where date_format(ta.login_time,"%Y-%u")=now_week and ta.gate_uri=lobby and ta.stbid=tb.vc_stb_id group by tb.vc_org_id; OPEN cursor_name; fetch cursor_name into a,b; while s <pre class="brush:php;toolbar:false"> 1 do select count(distinct(t3.stb)) INTO @leave2 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 2 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent2=leave2/b; update gp_weekly_leave set two_week=percent2 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave3 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 3 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent3=leave3/b; update gp_weekly_leave set three_week=percent3 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave4 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 4 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent4=leave4/b; update gp_weekly_leave set four_week=percent4 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave5 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 5 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent5=leave5/b; update gp_weekly_leave set five_week=percent5 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave6 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 6 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_hzwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent6=leave6/b; update gp_weekly_leave set six_week=percent6 where orgid=a and lobby_id=lobby and week=now_week; fetch cursor_name into a,b; end while; CLOSE cursor_name ; END $$ DELIMITER ; --#====省网--存储过程--区分orgid===#-- DELIMITER $$ DROP PROCEDURE IF EXISTS weekly_remain_sw $$ CREATE PROCEDURE weekly_remain_sw() BEGIN declare lobby int(5) default 102; declare i int(2); declare ext_table varchar(20); declare uniq_no int(10); declare now_week varchar(20); declare c2 varchar(10); declare c3 varchar(10); declare c4 varchar(10); declare c5 varchar(10); declare c6 varchar(10); declare a int(10); declare b varchar(20); declare leave2 varchar(20); declare leave3 varchar(20); declare leave4 varchar(20); declare leave5 varchar(20); DECLARE leave6 varchar(20); DECLARE percent2 varchar(20); DECLARE percent3 varchar(20); DECLARE percent4 varchar(20); DECLARE percent5 varchar(20); DECLARE percent6 varchar(20); DECLARE s int default 0; DECLARE cursor_name CURSOR FOR select t4.vc_org_id,count(distinct(t3.stbid)) from gp_gate_login_recent t3,tv_gp_ext_swwasu t4 where date_format(t3.login_time,"%Y-%u")=now_week and t3.stbid=t4.vc_stb_id and t3.gate_uri=lobby group by t4.vc_org_id; DECLARE CONTINUE HANDLER FOR SQLSTATE '02000' SET s=1; SET now_week = date_format(date_sub(curdate(),interval 1 week),"%Y-%u"); SET i = 1; insert into gp_weekly_leave(uniq_login,week,lobby_id,orgid) select count(distinct(ta.stbid)),date_format(ta.login_time,"%Y-%u"),ta.gate_uri,tb.vc_org_id from gp_gate_login_recent ta,tv_gp_ext_swwasu tb where date_format(ta.login_time,"%Y-%u")=now_week and ta.gate_uri=lobby and ta.stbid=tb.vc_stb_id group by tb.vc_org_id; OPEN cursor_name; fetch cursor_name into a,b; while s <pre class="brush:php;toolbar:false"> 1 do select count(distinct(t3.stb)) INTO @leave2 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 2 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent2=leave2/b; update gp_weekly_leave set two_week=percent2 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave3 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 3 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent3=leave3/b; update gp_weekly_leave set three_week=percent3 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave4 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 4 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent4=leave4/b; update gp_weekly_leave set four_week=percent4 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave5 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 5 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent5=leave5/b; update gp_weekly_leave set five_week=percent5 where orgid=a and lobby_id=lobby and week=now_week; select count(distinct(t3.stb)) INTO @leave6 from (select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=date_format(date_sub(curdate(),interval 6 week),"%Y-%u")) as t3,(select distinct(t1.stbid) as stb from gp_gate_login_recent t1,tv_gp_ext_swwasu t2 where t1.gate_uri=lobby and t1.stbid=t2.vc_stb_id and t2.vc_org_id=a and date_format(t1.login_time,"%Y-%u")=now_week) as t4 where t3.stb=t4.stb; SET percent6=leave6/b; update gp_weekly_leave set six_week=percent6 where orgid=a and lobby_id=lobby and week=now_week; fetch cursor_name into a,b; end while; CLOSE cursor_name ; END $$ DELIMITER ; ===========TIPS=== ---执行方法，不区分org 则调用weekly_remain(lobbyid) 101 102 104 105 107 108： CALL weekly_remain(1000); ---区分orgid 调用: CALL weekly_remain_hz(); CALL weekly_remain_sw(); CALL weekly_remain_tz();
原文地址：Mysql存储过程计算留存率, 感谢原作者分享。
声明
この記事の内容はネチズンが自主的に寄稿したものであり、著作権は原著者に帰属します。このサイトは、それに相当する法的責任を負いません。盗作または侵害の疑いのあるコンテンツを見つけた場合は、admin@php.cn までご連絡ください。
mysql：プログラミング言語ではありませんが...Apr 13, 2025 am 12:03 AMMySQLはプログラミング言語ではありませんが、そのクエリ言語SQLにはプログラミング言語の特性があります。1。SQLは条件付き判断、ループ、可変操作をサポートします。 2。ストアドプロシージャ、トリガー、機能を通じて、ユーザーはデータベースで複雑な論理操作を実行できます。
MySQL：世界で最も人気のあるデータベースの紹介Apr 12, 2025 am 12:18 AMMySQLはオープンソースのリレーショナルデータベース管理システムであり、主にデータを迅速かつ確実に保存および取得するために使用されます。その実用的な原則には、クライアントリクエスト、クエリ解像度、クエリの実行、返品結果が含まれます。使用法の例には、テーブルの作成、データの挿入とクエリ、および参加操作などの高度な機能が含まれます。一般的なエラーには、SQL構文、データ型、およびアクセス許可、および最適化の提案には、インデックスの使用、最適化されたクエリ、およびテーブルの分割が含まれます。
MySQLの重要性：データストレージと管理Apr 12, 2025 am 12:18 AMMySQLは、データストレージ、管理、クエリ、セキュリティに適したオープンソースのリレーショナルデータベース管理システムです。 1.さまざまなオペレーティングシステムをサポートし、Webアプリケーションやその他のフィールドで広く使用されています。 2。クライアントサーバーアーキテクチャとさまざまなストレージエンジンを通じて、MySQLはデータを効率的に処理します。 3.基本的な使用には、データベースとテーブルの作成、挿入、クエリ、データの更新が含まれます。 4.高度な使用には、複雑なクエリとストアドプロシージャが含まれます。 5.一般的なエラーは、説明ステートメントを介してデバッグできます。 6.パフォーマンスの最適化には、インデックスの合理的な使用と最適化されたクエリステートメントが含まれます。
なぜMySQLを使用するのですか？利点と利点Apr 12, 2025 am 12:17 AMMySQLは、そのパフォーマンス、信頼性、使いやすさ、コミュニティサポートに選択されています。 1.MYSQLは、複数のデータ型と高度なクエリ操作をサポートし、効率的なデータストレージおよび検索機能を提供します。 2.クライアントサーバーアーキテクチャと複数のストレージエンジンを採用して、トランザクションとクエリの最適化をサポートします。 3.使いやすく、さまざまなオペレーティングシステムとプログラミング言語をサポートしています。 4.強力なコミュニティサポートを提供し、豊富なリソースとソリューションを提供します。
InnoDBロックメカニズム（共有ロック、排他的ロック、意図ロック、レコードロック、ギャップロック、次のキーロック）を説明します。Apr 12, 2025 am 12:16 AMINNODBのロックメカニズムには、共有ロック、排他的ロック、意図ロック、レコードロック、ギャップロック、次のキーロックが含まれます。 1.共有ロックにより、トランザクションは他のトランザクションが読み取らないようにデータを読み取ることができます。 2.排他的ロックは、他のトランザクションがデータの読み取りと変更を防ぎます。 3.意図ロックは、ロック効率を最適化します。 4。ロックロックインデックスのレコードを記録します。 5。ギャップロックロックインデックス記録ギャップ。 6.次のキーロックは、データの一貫性を確保するためのレコードロックとギャップロックの組み合わせです。
貧弱なMySQLクエリパフォーマンスの一般的な原因は何ですか？Apr 12, 2025 am 12:11 AMMySQLクエリのパフォーマンスが低いことの主な理由には、インデックスの使用、クエリオプティマイザーによる誤った実行計画の選択、不合理なテーブルデザイン、過剰なデータボリューム、ロック競争などがあります。 1.インデックスがゆっくりとクエリを引き起こし、インデックスを追加するとパフォーマンスが大幅に向上する可能性があります。 2。説明コマンドを使用してクエリ計画を分析し、オプティマイザーエラーを見つけます。 3.テーブル構造の再構築と結合条件を最適化すると、テーブルの設計上の問題が改善されます。 4.データボリュームが大きい場合、パーティション化とテーブル分割戦略が採用されます。 5.高い並行性環境では、トランザクションの最適化とロック戦略は、ロック競争を減らすことができます。
複数の単一列インデックスに対して複合インデックスをいつ使用する必要がありますか？Apr 11, 2025 am 12:06 AMデータベースの最適化では、クエリ要件に従ってインデックス作成戦略を選択する必要があります。1。クエリに複数の列が含まれ、条件の順序が固定されている場合、複合インデックスを使用します。 2。クエリに複数の列が含まれているが、条件の順序が修正されていない場合、複数の単一列インデックスを使用します。複合インデックスは、マルチコラムクエリの最適化に適していますが、単一列インデックスは単一列クエリに適しています。
MySQLでスロークエリを識別して最適化する方法は？ （スロークエリログ、Performance_schema）Apr 10, 2025 am 09:36 AMMySQLスロークエリを最適化するには、slowquerylogとperformance_schemaを使用する必要があります。1。LowerQueryLogを有効にし、しきい値を設定して、スロークエリを記録します。 2。performance_schemaを使用してクエリの実行の詳細を分析し、パフォーマンスのボトルネックを見つけて最適化します。
ホットAIツール
Undresser.AI Undress
リアルなヌード写真を作成する AI 搭載アプリ
AI Clothes Remover
写真から衣服を削除するオンライン AI ツール。
Undress AI Tool
脱衣画像を無料で
Clothoff.io
AI衣類リムーバー
AI Hentai Generator
AIヘンタイを無料で生成します。
人気の記事
R.E.P.O.説明されたエネルギー結晶と彼らが何をするか（黄色のクリスタル）
3週間前By尊渡假赌尊渡假赌尊渡假赌
R.E.P.O.最高のグラフィック設定
3週間前By尊渡假赌尊渡假赌尊渡假赌
アサシンのクリードシャドウズ：シーシェルリドルソリューション
2週間前ByDDD
R.E.P.O.誰も聞こえない場合はオーディオを修正する方法
3週間前By尊渡假赌尊渡假赌尊渡假赌
WWE 2K25：Myriseのすべてのロックを解除する方法
4週間前By尊渡假赌尊渡假赌尊渡假赌
ホットツール
ゼンドスタジオ 13.0.1
強力な PHP 統合開発環境
WebStorm Mac版
便利なJavaScript開発ツール
MantisBT
Mantis は、製品の欠陥追跡を支援するために設計された、導入が簡単な Web ベースの欠陥追跡ツールです。 PHP、MySQL、Web サーバーが必要です。デモおよびホスティング サービスをチェックしてください。
SublimeText3 Linux 新バージョン
SublimeText3 Linux 最新バージョン
メモ帳++7.3.1
使いやすく無料のコードエディター
