How to backup of specific databases from MySQL Server by using mysqldump -MySQL DBA Tutorial

How to backup of specific databases from MySQL Server by using mysqldump MySQL DBA Tutorial

You are working as MySQL DBA, you have a lot of databases on MySQL Server, but you need to take backup of only databases those start with "Tech", each time you run the backup script , it should create a timestamp directory and then take backup of only databases which starts with "Tech". How would you perform backups for given scenario by using mysqldump?

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