How do I reinstall mysql without losing data?

This is an old question, but nevertheless, here are my 5¢:

1. Do a backup of the database first, e.g., using mysqldump .
2. Now, do sudo apt-get purge mysql-server mysql-server-5.7 .
3. Reinstall mysql using sudo apt-get install mysql-server mysql-server-5.7.
4. Start the mysql database.

Can I delete and reinstall mysql?

Erase/uninstall existing mysql server/client. Delete all files data directory. Delete all mysql config files. Completely reinstall mysql server.

How do I reinitialize mysql?

Reset a MySQL root password

1. Stop the MySQL service. (Ubuntu operating system and Debian) Run the following command: sudo /etc/init.d/mysql stop.
2. Start MySQL without a password. Run the following command.
3. Connect to MySQL.
4. Set a new MySQL root password.
5. Stop and start the MySQL service.
6. Log in to the database.
7. Related articles.

How do I repair mysql installation?

Repair MySQL Database through Windows Command Line

1. Login to your Windows VPS using Remote Desktop.
2. Go to Start and locate Command Prompt.
3. At windows command prompt navigate to MySQL bin directory as follows.
4. Run the following command to start the MySQL prompt.
5. Enter MySQL root password when you are being asked.

How do I reconfigure a MySQL database?

To restart the server configuration, open MySQL Installer from the Start menu and click Reconfigure next to the appropriate server in the dashboard. Product configuration. This step applies to MySQL Server, MySQL Router, and samples only. The status for each item in the list should indicate Ready to Configure .

How do I reinstall MySQL on Windows 10?

Open Windows Explorer and go to Organize > Folder and search options, Select the “View” tab and under “Hidden files and Folders” choose “Show hidden files and folders”. Now explore the following locations and delete following folders. Restart your PC and reinstall MySQL. That’s all!

Can You reinstall MySQL and delete database files?

No, reinstalling mysql-server will not delete you database files, only delete the package files of mysql-server. You will be able to access your files (database) after you re-install the server. To purge and install mysql-server:

How can I restore a dropped table in MySQL?

Instead of restoring the entire database, we can restore the dropped table from the available backup. To demonstrate, drop the actor table from the sakila database by executing the following command on the MySQL command-line tool. To restore the actor table, perform the following step by step process.

How to restore MySQL databases when reinstalling Wamp-stack?

If you want to copy the database, then INSTALLATION/mysql versions should be same.. then rename newly installed data folder to i.e. data_my_old ,so now there you can place the backuped data folder (it should contain ibdata1 file). Depends on innodb_file_per_table setting. If it was OFF then all your tables were in ibdata1.

How to restore a database using mysqlump?

Restoring a MySQL database using mysqldump is simple. To restore the database, you must create an empty database. First, let us drop and recreate the sakila database by executing the following command. mysql> drop database sakila;

How do I reinstall MySQL without losing data?

This is an old question, but nevertheless, here are my 5¢:

1. Do a backup of the database first, e.g., using mysqldump .
2. Now, do sudo apt-get purge mysql-server mysql-server-5.7 .
3. Reinstall mysql using sudo apt-get install mysql-server mysql-server-5.7.
4. Start the mysql database.

How do I completely install MySQL on Windows 10?

Download and install MySQL database server. You can download the MySQL community server from this location. Once the installer has been downloaded, double-click the setup file to start the installation process. On the Choosing a Setup Type page, you can see four installation options.

How do I uninstall MySQL connector?

Solution

1. Open your computer’s Control Panel, and select Programs and Features.
2. Uninstall all MySQL Connector/ODBC files you see here.
3. Download the MySQL Connector file for 64-bit Windows using the link below.
4. Double-click the mysql-connector file you downloaded in Step 3.
5. The Setup Wizard will begin.

How do I uninstall MySQL?

Uninstall MySQL from Control Panel. Go to Control Panel >Programs and Features > Select MySQL > Click on Uninstall. After you have uninstalled MySQL through Add/Remove programs, you now need to remove the existing database information which includes your actual data. If you need any of that data, be sure to back it up.

How to uninstall MySQL from Windows?

e.g.

execute this command e.g.

Uninstall MySQL as windows service.

How do I install MySQL server on Windows?

Installing MySQL Open the MySQL Server download page. Click the bottom Download option. Scroll down and click No thanks, just start my download. Double-click the setup file. Click Yes when prompted. Check the “I accept the license terms” box. Click Next. Check the “Full” box. Click Next. Click Next on the “Requirements” page. Click Execute.

How do you uninstall MySQL from Mac OS X?

To uninstall MySQL Workbench for Mac OS X, easily use the traditional solution by drag & drop in Applications folder to remove MySQL Workbench. Do this to remove MySQL Workbench: Quit Kindle from Dock Bar: Right click on the MySQL Workbench on the Dock, then choose Quit;