mysqlbackup使用TTS恢复指定表.*************************************************************
4.恢复特定表
*************************************************************--4.1新建測试环境CREATE DATABASE `wind`  DEFAULT CHARACTER SET gbk ;use wind;create table t1
(
sid int not null ,
sname varchar(100)  not null
)engine=innodb charset=gbk  ; DELIMITER //
create PROCEDURE proc1()
BEGIN  DECLARE i int DEFAULT 0;set i=1 ;
set autocommit=0;
WHILE i<=1000000 DO
INSERT INTO t1 values(i,'mysql測试');
set i=i+1;
END WHILE;
commit;
set autocommit=1;
END
//
DELIMITER ;call proc1;create table t2
as
select * from t1;--4.2.全备# rm -rf /backup && mkdir /backup#mysqlbackup --defaults-file=/usr/local/mysql/my.cnf  \
--host=127.0.0.1   --port=3306  --protocol=tcp  \
--user=root  --password=123  --use-tts --include-tables='wind.t2' \
--with-timestamp   --backup-dir=/backup   \
--log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index \
backup-and-apply-log # cat /backup/2015-04-02_12-41-45/meta/backup_variables.txt  | grep 'end'
end_lsn=138866623--4.3 增量备份mysql> select count(*) from t1;
+----------+
| count(*) |
+----------+
|  1000000 |
+----------+
1 row in set (0.75 sec)mysql> select count(*) from t2;
+----------+
| count(*) |
+----------+
|  1000000 |
+----------+
1 row in set (0.68 sec)mysql> delete from t2  limit 10;
Query OK, 10 rows affected (0.00 sec)mysql> commit;
Query OK, 0 rows affected (0.00 sec)mysql> select count(*) from t2;
+----------+
| count(*) |
+----------+
|   999990 |
+----------+
1 row in set (0.80 sec)# rm -rf /backupinc && mkdir /backupinc--第一次增量备份#mysqlbackup --defaults-file=/usr/local/mysql/my.cnf  \
--host=127.0.0.1   --port=3306  --protocol=tcp  \
--user=root  --password=123  --use-tts --include-tables='wind.t2' \
--with-timestamp  --log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index \
--incremental --start-lsn=138866623  \
--incremental-backup-dir=/backupinc backup   # cat /backupinc/2015-04-02_12-44-02/meta/backup_variables.txt  | grep 'end'
end_lsn=138868639--第二次增量备份mysql> select count(*) from wind.t2;
+----------+
| count(*) |
+----------+
|   999990 |
+----------+
1 row in set (0.83 sec)mysql> desc t2-> ;
+-------+--------------+------+-----+---------+-------+
| Field | Type         | Null | Key | Default | Extra |
+-------+--------------+------+-----+---------+-------+
| sid   | int(11)      | NO   |     | NULL    |       |
| sname | varchar(100) | NO   |     | NULL    |       |
+-------+--------------+------+-----+---------+-------+
2 rows in set (0.00 sec)mysql> update t2 set sname='ocpyang mysql test!' limit 5000;
Query OK, 5000 rows affected (0.24 sec)
Rows matched: 5000  Changed: 5000  Warnings: 0mysql> commit;
Query OK, 0 rows affected (0.00 sec)mysql> select count(*) from wind.t2 where sname='ocpyang mysql test!';
+----------+
| count(*) |
+----------+
|     5000 |
+----------+
1 row in set (0.86 sec)#mysqlbackup --defaults-file=/usr/local/mysql/my.cnf  \
--host=127.0.0.1   --port=3306  --protocol=tcp  \
--user=root  --password=123  --use-tts --include-tables="wind.t2" \
--with-timestamp  --log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index \
--incremental --start-lsn=138868639  \
--incremental-backup-dir=/backupinc  backup # cat /backupinc/2015-04-02_12-46-48/meta/backup_variables.txt  | grep end
end_lsn=139571560--4.4 合并增量备份到全备ls /backupinc/
2015-04-02_12-44-02  2015-04-02_12-46-48ls /backup2015-04-02_12-41-45mysqlbackup --backup-dir=/backup/2015-04-02_12-41-45/ \
--incremental-backup-dir=/backupinc/2015-04-02_12-44-02 \
--log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index \
apply-incremental-backup mysqlbackup --backup-dir=/backup/2015-04-02_12-41-45 \
--incremental-backup-dir=/backupinc/2015-04-02_12-46-48 \
--log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index \
apply-incremental-backup --4.5  模拟删除指定表#cat /usr/local/mysql/my.cnf |grep datadir
datadir=/usr/local/mysql/datamysql> select count(*) from t2;
+----------+
| count(*) |
+----------+
|   999990 |
+----------+
1 row in set (0.80 sec)mysql> select count(*) from wind.t2 where sname='ocpyang mysql test!';
+----------+
| count(*) |
+----------+
|     5000 |
+----------+
1 row in set (0.86 sec)mysql> drop table t2;--4.6 还原指定表(使用mysql用户)chown -R mysql /backup
chgrp -R mysql /backupchown -R mysql /usr/local/mysql
chgrp -R mysql /usr/local/mysql[mysql@mysql ~]$ whoami   #避免权限问题
mysql/***********************NOTE:权限问题出现的错误 150402 13:29:26 mysqlbackup: INFO: Importing table: wind.t2.mysqlbackup: ERROR: mysql query: 'ALTER TABLE wind.t2 IMPORT TABLESPACE':Internal error: Cannot reset LSNs in table '"wind"."t2"' : Tablespace not foundmysqlbackup: ERROR: Failed to import tablespace wind.t2.mysqlbackup failed with errors!*************************************************/mysqlbackup --host=127.0.0.1   --port=3306  --protocol=tcp  \
--user=root  --password=123  \
--datadir=/usr/local/mysql/data/   \
--log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index \
--backup-dir=/backup/2015-04-02_12-41-45/ \
--include-tables='wind\.t2$' \
copy-back[mysql@mysql ~]$ mysqlbackup --host=127.0.0.1   --port=3306  --protocol=tcp  \
> --user=root  --password=123  \
> --datadir=/usr/local/mysql/data/   \
> --log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index \
> --backup-dir=/backup/2015-04-02_12-41-45/ \
> --include-tables='wind\.t2$' \
> copy-back
MySQL Enterprise Backup version 3.12.0 Linux-2.6.18-194.el5-x86_64 [2015/03/10]
Copyright (c) 2003, 2015, Oracle and/or its affiliates. All Rights Reserved.mysqlbackup: INFO: Starting with following command line ...mysqlbackup --host=127.0.0.1 --port=3306 --protocol=tcp --user=root --password=xxx --datadir=/usr/local/mysql/data/ --log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysql-bin.index --backup-dir=/backup/2015-04-02_12-41-45/ --include-tables=wind\.t2$ copy-back mysqlbackup: INFO:
IMPORTANT: Please check that mysqlbackup run completes successfully.At the end of a successful 'copy-back' run mysqlbackupprints "mysqlbackup completed OK!".150402 13:38:25 mysqlbackup: INFO: MEB logfile created at /backup/2015-04-02_12-41-45/meta/MEB_2015-04-02.13-38-25_copy_back.logmysqlbackup: INFO: MySQL server version is '5.6.23-enterprise-commercial-advanced-log'.mysqlbackup: INFO: Got some server configuration information from running server.--------------------------------------------------------------------Server Repository Options:
--------------------------------------------------------------------datadir = /usr/local/mysql/data/innodb_data_home_dir = /usr/local/mysql/innodb_datainnodb_data_file_path = ibdata1:800M;ibdata2:800M:autoextendinnodb_log_group_home_dir = /usr/local/mysql/mysql_logs/innodb_log/innodb_log_files_in_group = 3innodb_log_file_size = 2147483648innodb_page_size = 16384innodb_checksum_algorithm = innodbinnodb_undo_directory = .innodb_undo_tablespaces = 0innodb_undo_logs = 128--------------------------------------------------------------------Backup Config Options:
--------------------------------------------------------------------datadir = /backup/2015-04-02_12-41-45/datadirinnodb_data_home_dir = /backup/2015-04-02_12-41-45/datadirinnodb_data_file_path = ibdata1:800M;ibdata2:800M:autoextendinnodb_log_group_home_dir = /backup/2015-04-02_12-41-45/datadirinnodb_log_files_in_group = 3innodb_log_file_size = 2147483648innodb_page_size = 16384innodb_checksum_algorithm = innodbmysqlbackup: INFO: Creating 14 buffers each of size 16777216.
150402 13:38:25 mysqlbackup: INFO: Copy-back operation starts with following threads1 read-threads    1 write-threadsmysqlbackup: INFO: Could not find binlog index file. binlogs will not be copied for this backup.Point-In-Time-Recovery will not be possible.If this is online backup then server may not have started with --log-bin.You may specify its location with --log-bin-index option.
150402 13:38:25 mysqlbackup: INFO: Creating table: wind.t2.
150402 13:38:25 mysqlbackup: INFO: Copying /backup/2015-04-02_12-41-45/datadir/wind/t2.ibd.
150402 13:38:26 mysqlbackup: INFO: Completing the copy of all non-innodb files.
150402 13:38:27 mysqlbackup: INFO: Importing table: wind.t2.
150402 13:38:28 mysqlbackup: INFO: Analyzing table: wind.t2.
150402 13:38:29 mysqlbackup: INFO: Copy-back operation completed successfully.
150402 13:38:29 mysqlbackup: INFO: Finished copying backup files to '/usr/local/mysql/data'mysqlbackup completed OK!# ls -ll /usr/local/mysql/data/wind/
total 57360
-rw-rw----. 1 mysql mysql       61 Apr  2 13:26 db.opt
-rw-rw----. 1 mysql mysql     8590 Apr  2 13:38 t2.frm
-rw-rw-r--. 1 mysql mysql 58720256 Apr  2 13:38 t2.ibd/*******ALTER TABLE t2 discard TABLESPACE;ALTER TABLE t2 IMPORT TABLESPACE;*********/--4.7验证表恢复情况mysql> use wind;
Database changed
mysql> show tables;
+----------------+
| Tables_in_wind |
+----------------+
| t2             |
+----------------+
1 row in set (0.00 sec)mysql> select count(*) from t2;
+----------+
| count(*) |
+----------+
|   999990 |
+----------+
1 row in set (1.34 sec)mysql> select count(*) from wind.t2 where sname='ocpyang mysql test!';
+----------+
| count(*) |
+----------+
|     5000 |
+----------+
1 row in set (0.78 sec)

版权声明：本文博主原创文章，博客，未经同意不得转载。

转载于:https://www.cnblogs.com/yxwkf/p/4840567.html

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