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What to do if you deleted your MySQL database?
If for some reason you deleted a MySQL database, reinstalled Windows or formatted a hard disk, everything can be restored by usig the method described above, by putting the previously copied database files into the folder with the name of the database:
What happens if there is no data directory in MySQL?
The server checks for the existence of the data directory as follows: If no data directory exists, the server creates it. If the data directory exists but is not empty (that is, it contains files or subdirectories), the server exits after producing an error message: [ERROR] –initialize specified but the data directory exists.
How to recover MySQL database from data folder backup?
For a standard installation in /opt/lampp/. You can recover the databases from the folder /opt/lampp/var/mysql/ if you have a backup of the whole lampp installation. (You might consider to add the mysql folder to your backup system, if you haven’t.) Make sure, MySQL is not running. Copy the above folder to a new XAMPP installation.
Where to find MySQL files and database tables?
Location of these files is shown in the Server Status menu of MySQL Workbench application, in the section Server Directories. For the case when we need to recover database tables, we will be interested in a folder containing data of a specific database and the files which are found there.
How can I roll back my last delete in MySQL?
If you have already committed the transaction (by manually execiting commit or by exiting the command line client or when the option autocommit is 1 which is the default), you must restore the data from your last backup. To prevent things like that in the future, use SET autocommit=0 before any dangerous work.
Where do I go to recover a database table?
For the case when we need to recover database tables, we will be interested in a folder containing data of a specific database and the files which are found there.
Is there a way to recover deleted data?
So data remains intact, except if it gets overwritten by new data. There are several programs designed for this purpose and there are companies who specialize in data recovery, though they are rather expensive. For InnoDB tables, Percona has a recovery tool which may help.