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mysql备份恢复
1048
19页
75次
2020-03-27
免费下载
1/19
mysql
mysql
mysqldump
Xtrabackup
binlog
mysql+Tips
mysql
-----线(
mysqldump&mydumper(
mydumper
-----线
xtrabackupmysql enterprise hotbackup8.0.17 -> clone plugin
------
mysql binary log
mysqldump
mysqldump --single-transaction --master-data=2 -AA
mysqldump --single-transaction --master-data=2 -A >db$port_`date +%Y%m%d`.sql
master-data=1binlogmaster-data=2binlog
mysqldump -h IP -P -u -p --default-character-set=utf8mb4 --no-create-db --routines --triggers --no-data --
single-transaction --force > xx_yyyyMMdd_HHmmss_Structure.sql
mysqldump -h IP -P -u -p --default-character-set=utf8mb4 --no-create-db --no-create-info --skip-triggers --
complete-insert --single-transaction --force > xx_yyyyMMdd_HHmmss_Data.sql
-d(--no-data):
-t(--no-create-info):create table
-n(--no-create-db):create database
-R--routines):
-E(--events):
--triggers:使--skip-triggers
-B(--database):
--tables
-w(--where):where
2/19
MySQL
mysql> delete from test;
Query OK, 3 rows affected (0.00 sec)
mysql> commit;
Query OK, 0 rows affected (0.01 sec)
2
mysql> set session transaction isolation level REPEATABLE read;
Query OK, 0 rows affected (0.00 sec)
mysql> begin;
Query OK, 0 rows affected (0.00 sec)
mysql> select * from test;
+------+
| id |
+------+
| 1 |
| 1 |
| 1 |
+------+
3 rows in set (0.00 sec)
mysql> select * from test;
+------+
| id |
+------+
| 1 |
| 1 |
| 1 |
+------+
3 rows in set (0.00 sec)
mysql> commit;
Query OK, 0 rows affected (0.00 sec)
mysql> select * from test;
Empty set (0.00 sec)
:
mysqldump?
1.flush tables (close,-->MDL
2.flush table with read lock--->
3.set session transaction isolation level repeateble read;(
4.start transaction
5.show master status;(
6.ulock tables
7.show create database wubx;
8.savepoint sp;
9.show create table wubx;
10.select * from wubx;
11.rollback to savepoint sp
next tb
....
release savepoint sp
general log
mysql> set global general_log=1;
Query OK, 0 rows affected (1.66 sec)
mysql> show variables like '%gener%';
+------------------+-------------+
| Variable_name | Value |
of 19
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