# 修改一小下命令,修改存放归档日志的路径 archive_command='test ! -f /archive/%f && cp %p /archive/%f' 注意:修改完上述配置文件后,记得重启postgreSQL进程,才会生效 归档操作执行时,需要保证/archive存在,并且postgres用户有权限进行w操作 构建/archive路径 代码语言:javascript 代码运行次数:0 运行 AI代码解释...
[postgres@gpserver ~]$pg_basebackup -D /pgsql/backup/ -Ft -Pv -upostgres -h10.0.0.200-p 5432 -Rpostgres@gpserver ~$cat /pgsq1/data/backup_labe1.0ldSTART WAL LOCATION: 0/45000028 (fi1e 000000010000000000000045)CHECKPOINTLOCATION:0/45000060BACKUP METHoD:streamedBACKUPFROM: masterSTARTTIME:2020...
[root@EULER1~]# mkdir/opt/backup[root@EULER1~]# chown-Rf pg1./opt/backup 可以看到有两个tablespace被备份了,-z -Z 5是压缩等级,范围是0-9, -Ft是tar包格式备份。 代码语言:javascript 复制 [root@EULER1~]# su-pg1-c"pg_basebackup -D /opt/backup -Ft -z -Z 5 -Pv -Upostgres -h 19...
To backup a specific table, use the –table TABLENAME option in the pg_dump command. If there are same table names in different schema then use the –schema SCHEMANAME option. How To Restore Postgres Database 1. Restore a postgres database $ psql-U erp-d erp_devel-f mydb.sql This r...
chmod 775 /data/db_backup/ 1. chmod +x ,执行脚本 ./, 4 .错误 会报错Warning: Using a password on the command line interface can be insecure.参考官网http://dev.mysql.com/doc/refman/5.1/en/password-security-user.html做修改。 导出MySQL数据库的时候采用mysqldump命令,出现"Warning: Using a pa...
/bin/sh export DB_PORT=5432 export DB_IP='127.0.0.1' export PGBinDir=/var/postgresql/soft/pg12.8/bin export RemoteBackDir=/var/kingdee/pg_backup export BackFileDir=/var/kingdee/pg_backup export BackFileName=pgbak_${DB_IP}_${DB_PORT}_`date +%Y%m%d`.sql.gz mkdir -p ${BackFile...
db-primary⇒确保安装正常 [00:56:45-postgres@sean-rh1:/var/lib/pgsql]$ pgbackrest pgBackRest 2.46 - General help Usage: pgbackrest [options] [command] Commands: annotate Add or modify backup annotation. archive-get Get a WAL segment from the archive. archive-push Push a WAL segment to ...
backup文件格式为：热备开始的日志文件名.开始lsn的块内偏移.backup7.2 备份归档配置1）配置归档模式配置归档需要编辑postgresql.conf文件，默认为与$PGDATA/目录下vim $PGDATA/postgresql.conf archive_mode = onarchive_command = ‘cp %p/PostgreSQLbak/archive/%f’注：%p要被归档的日志文件的路径，%f是要被...
postgres用户操作）cp -a $PGDATA/* /datadir11、启动PG数据库pg_ctl -D /datadir start12、创建快照备份需要的逻辑卷lvcreate -s -n lv_datadirbackup -L 500M /dev/VG_PG/lv_datadir13、创建快照文件系统挂接点mkdir /root/snapshot14、挂接快照文件系统mount /dev/VG_PG/lv_datadirbackup /root/...
https://www.postgresql.org/docs/current/backup.html -「SQL转储」,用pg_dump或pgdump_all进行备份,也是一种逻辑备份的方法,这种方法很容易操作,但是缺点就是一旦数据库太大,导入导出文件的效率就会降低。但是有了并行备份恢复和split拆分,也可以在这方面稍微优化。另一个缺点是无法恢复到故障发生的时刻。例...