1.三节点主机环境:##Red Hat Enterprise Linux Server release 7.5192.168.154.128 my1.db.com my1192.168.154.129 my2.db.com my2192.168.154.130 my3.db.co
最近被硬盘损坏伤透了脑筋,复制文件超级慢:/c忽略出错的文件:xcopyI:\data\NEWDOC*.*/s/h/cE:\NEWDOC
1. xtrabackup:https://www.percona.com/downloads/XtraBackup/LATEST/ 2.percona-toolkit:https://www.percona.com/downloads/percona-toolkit/LATEST/3.pmm:https://www.percona.com/downloads/pmm/4.mha:https://
declarev_numnumber(8):=0;BEGINFORiIN(selectidfromT_BRAND)LOOPdeletefromT_BRANDdewherede.id=i.ID;--deletefromtmp_idwhereid=i.ID;v_num:=v_num+1;ifv_num>=500thenv_num:=1;commit;endif;ENDLOOP;END;
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