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数据库 经常卡死,谁会加索引?

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1#
发表于 2018-6-12 18:23:12 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
数据库 经常卡死,谁会加索引?
User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 36.779912  Lock_time: 0.000080 Rows_sent: 1  Rows_examined: 3747
SET timestamp=1528795977;
SELECT COUNT(*) FROM `ims_mc_mapping_fans` WHERE uniacid = '320' and follow=1;
# Time: 180612 17:33:14
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 3.070489  Lock_time: 0.000084 Rows_sent: 1  Rows_examined: 373
SET timestamp=1528795994;
SELECT COUNT(*) FROM `ims_bsht_tbk_order` WHERE uniacid = '230' AND orderid!='';
# Time: 180612 17:33:59
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 10.730873  Lock_time: 0.380492 Rows_sent: 1  Rows_examined: 1516
SET timestamp=1528796039;
SELECT sum(xgyg) FROM `ims_tiger_newhu_tkorder` where weid='654'   and orderzt<>'订单失效' and addtime>=1528732800 and ( tgwid=717046535 or tgwid=717046535);
# Time: 180612 17:35:09
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 4.012837  Lock_time: 0.000096 Rows_sent: 1  Rows_examined: 5406
SET timestamp=1528796109;
SELECT COUNT(*) AS a , sum(num) AS b FROM `ims_mc_credits_record` WHERE uniacid='225' AND module = 'bsht_tbk' AND createtime>='1528732800';
# Time: 180612 17:35:51
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 3.663113  Lock_time: 0.000148 Rows_sent: 10  Rows_examined: 3026
SET timestamp=1528796151;
SELECT em.*,m.credit1,m.credit2 FROM `ims_nets_hjk_members` AS em left join `ims_mc_members` AS m on em.memberid=m.uid  where em.uniacid='680'  ORDER BY id DESC limit 0,10;
# Time: 180612 17:35:55
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 4.778956  Lock_time: 1.032873 Rows_sent: 20  Rows_examined: 117
SET timestamp=1528796155;
SELECT mf.openid  AS  'mfopenid', em.*,m.credit1,m.credit2 FROM `ims_mc_mapping_fans` AS mf INNER JOIN `ims_mc_members` AS m ON mf.uid=m.uid INNER JOIN `ims_nets_hjk_members` AS em ON mf.uid=em.memberid
        where mf.uniacid='680'  AND em.created_at >= 0 AND em.created_at <=1528882548 ORDER BY em.id DESC limit 0,20;
# Time: 180612 17:36:28
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 9.752760  Lock_time: 0.000098 Rows_sent: 1  Rows_examined: 2042
SET timestamp=1528796188;
select qrcid from `ims_qrcode` where uniacid='105' order by qrcid desc limit 1;
# Time: 180612 17:37:32
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 12.474970  Lock_time: 0.000087 Rows_sent: 4  Rows_examined: 7365
SET timestamp=1528796252;
select * from `ims_tiger_newhu_tkorder` where weid='654'    and tgwid=724008707   order by addtime desc LIMIT 0,20;
# Time: 180612 17:39:17
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 7.164248  Lock_time: 0.000085 Rows_sent: 1  Rows_examined: 279
SET timestamp=1528796357;
SELECT COUNT(*) FROM `ims_mc_mapping_fans` WHERE uniacid = '279' and follow=1;
# Time: 180612 17:39:37
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 4.135208  Lock_time: 0.000094 Rows_sent: 1  Rows_examined: 997
SET timestamp=1528796377;
SELECT SUM(shouru_yongjin) as sum FROM `ims_bsht_tbk_order` WHERE uniacid = '302' AND shopid = '2553' AND UNIX_TIMESTAMP(ctime) >= '1528732800' AND UNIX_TIMESTAMP(ctime) <= '1528819199';
# Time: 180612 17:42:50
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 5.189814  Lock_time: 0.000237 Rows_sent: 1  Rows_examined: 406
SET timestamp=1528796570;
SELECT COUNT(*) FROM `ims_mc_mapping_fans` WHERE uniacid = '189' and follow=1;
# Time: 180612 17:43:16
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 3.067321  Lock_time: 0.000095 Rows_sent: 0  Rows_examined: 0
SET timestamp=1528796596;
INSERT INTO `ims_mc_mapping_fans` SET `openid` = 'ooL1s0cWV0nwxSqStsWOwsxFuc6o' , `acid` = '253' , `uniacid` = '253' , `updatetime` = '1528796592' , `followtime` = '1528796592' , `follow` = '1' , `nickname` = '禾狼' , `tag` = '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' , `unionid` = '' , `groupid` = '' , `uid` = '239157' , `salt` = 'evM0MdDF' , `unfollowtime` = '0';
# Time: 180612 17:47:15
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 6.159303  Lock_time: 0.000083 Rows_sent: 1  Rows_examined: 10990
SET timestamp=1528796835;
SELECT COUNT(*) FROM `ims_mc_mapping_fans` WHERE uniacid = '198' and follow=1;
# Time: 180612 17:49:17
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 4.222540  Lock_time: 0.000144 Rows_sent: 1  Rows_examined: 120
SET timestamp=1528796957;
SELECT COUNT(*) FROM `ims_mc_mapping_fans` WHERE uniacid = '502' and follow=1;
# Time: 180612 17:50:26
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 5.636325  Lock_time: 0.000161 Rows_sent: 1  Rows_examined: 130
SET timestamp=1528797026;
SELECT COUNT(*) FROM `ims_mc_mapping_fans` WHERE uniacid = '596' and follow=1;
# Time: 180612 17:51:44
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 4.053587  Lock_time: 0.000120 Rows_sent: 1  Rows_examined: 404
SET timestamp=1528797104;
SELECT COUNT(*) FROM `ims_mc_mapping_fans` WHERE uniacid = '384' and follow=1;
# Time: 180612 17:57:30
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 4141.461198  Lock_time: 2.392443 Rows_sent: 0  Rows_examined: 725304
SET timestamp=1528797450;
select id,zyid,title,istmall,quan_id,num_iid,pic_url,org_price,price,goods_sale,coupons_end,coupons_total,coupons_take,coupons_price,tjcontent from `ims_tingtao_tk_tkgoods` where weid='147' and coupons_end>1528793308  and title like '%飞斑马双肩包女韩版潮包男印花旅行包校园书包高中大学生情侣背包%' and istmall=1 order by  id desc LIMIT 0,20;
/www/server/mysql/bin/mysqld, Version: 5.5.57-log (Source distribution). started with:
Tcp port: 3306  Unix socket: /tmp/mysql.sock
Time                 Id Command    Argument
# Time: 180612 17:58:48
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 47.573588  Lock_time: 0.000031 Rows_sent: 0  Rows_examined: 363024
use dd_277kzz_cn;
SET timestamp=1528797528;
SELECT * FROM `ims_mc_mapping_fans` WHERE `unionid` = NULL AND `openid` != 'ozMo95XjayL-y0Ch03lMfalaZMsY'  LIMIT 1;
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 42.176468  Lock_time: 0.000031 Rows_sent: 0  Rows_examined: 363024
SET timestamp=1528797528;
SELECT * FROM `ims_mc_mapping_fans` WHERE `unionid` = NULL AND `openid` != 'ozMo95XjayL-y0Ch03lMfalaZMsY'  LIMIT 1;
# User@Host: dd_277kzz_cn[dd_277kzz_cn] @ localhost [127.0.0.1]
# Query_time: 50.980899  Lock_time: 0.000034 Rows_sent: 0  Rows_examined: 363024
SET timestamp=1528797528;
SELECT * FROM `ims_mc_mapping_fans` WHERE `unionid` = NULL AND `openid` != 'ozMo95XjayL-y0Ch03lMfalaZMsY'  LIMIT 1;
2#
发表于 2018-6-12 19:03:30 | 只看该作者
什么数据库不说,uniacid 跟 follow 、openid、weid字段都需要索引啊,自己看检索条件那些字段能加就加

如果是postgres数据库 ,brin数据库省内存速度可以
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