About Logical Backups Available Backup Tools for taking Logical backup Mydumper/Myloader with Options MySQL Shell utility with Options Working with MySQL Shell utility taking logical backup and restore.

1. Karan Pandian B
Database Engineer, Mydbops
June 19th, 2021
Mydbops Webinar - 6
MySQL Rebuild Using Logical Backups

2. Since 2016
Top Open Source Databases Manged Services and Consulting
Team of database experts
AWS Partner
PCI Complaint
About Mydbops

3. Consulting
Services
Managed
Services
Focuses on Top Opensource database MySQL,
MongoDB and PostgreSQL
Mydbops Services

4. Karan Pandian B
Database Engineer Mydbops
Interested in MySQL , PostgreSQL Databases.
About Me

5. 400 + Clients In 5 Yrs. of Operations
Our Clients

6. Agenda

7. ❏ About Logical Backups
❏ Available Backup Toolsfor taking Logical backup
❏ Mydumper/Myloader with Options
❏ MySQLShell utility with Options
❏ Working with MySQL Shell utility taking logical backup
and restore.

8. About Logical Backup

9. A logical backup is created by saving information that
represents the logical databasestructures it useSQL
statements like CREATEDATABASE,CREATETABLEAND
INSERTS.
It is not correct to say that alogical backup is atext
representation of the databaseserver .Logicalbackup
contain non-text binary.

10. Available Logical backup tools
❏ Mysqldump
❏ Mydumper/Myloader
❏ Mysqlpump
❏ MySQL Shellutility

11. Mysqldump
❏ Single-threaded
❏ It doesn’t include routines and events in its output
❏ consistent backup become tricky.
❏ Master-data

12. Mydumper/Myloader
❏Multiple threaded
❏load data up to 2-3 times faster
.
❏Exclude-databases and trx-consistency-only.
❏Backup size

13. Sample command
mydumper--host=$SOURCE_SERVER --user=$DB_USER --
password=$DB_PASS --port=$PORT--outputdir=$DB_DUMP --rows=$ROWS --
compress --threads=$DUMP_THREADS --verbose=3 2 --
logfile=$DUMP_LOG_FILE
-
myloader --host=$TARGET_SERVER --user=$DB_USER --password=$DB_PASS
--port=$PORT--directory=$DB_DUMP -o--queries-per-
transaction=$TRANSACTIONS --threads=$LOAD_THREADS -v 3
2>$LOAD_LOG_FILE

14. Mysqlpump
Supports parallel MySQL logical backup
Inbuilt with MySQL package
Resource usage efficiency
High performance backups

15. M ySQL Shellutility
PowerfulAnd Advance
New utilities to create a logical dump restore
Entire database instance,including users.
Specific tables and restore

16. Utilities:
util.dumpInstance() - Dump an entire database instance, including users
util.dumpSchemas() - Dump a set of schemas
util.loadDump()
util.dumpTables()
- Load a dump into a target database
- Load specific tables and views

17. Performnace Comparison of Logical Backup tools

18. Comparison of Backup tools
DEMO

19. Reach Us : Info@mydbops.com
Thank You