I got same problem on 'macOS 10.12.3' installed 'MySQL Workbench Community (GPL) for Mac OS X version 6.3.8 CE build 1228 (64 bit)'. It's always not responding after working around I found that problem comes from MSQL Workbench is set 'Default Target MySQL Version' wrong version. Step 1: open Terminal and check your MYSQL Server version. MySQL Workbench Windows Prerequisites: To be able to install and run MySQL Workbench on Windows your system needs to have libraries listed below installed. The listed items are provided as links to the corresponding download pages where you can fetch the necessary files.
Mysql Workbench Download For Windows 10
For a list of macOS versions that the MySQL server supports, see https://www.mysql.com/support/supportedplatforms/database.html.
Mysql Workbench Mac High Sierra
MySQL for macOS is available in a number of different forms:
Native Package Installer, which uses the native macOS installer (DMG) to walk you through the installation of MySQL. For more information, see Chapter 2, Installing MySQL on macOS Using Native Packages. You can use the package installer with macOS. The user you use to perform the installation must have administrator privileges.
Compressed TAR archive, which uses a file packaged using the Unix tar and gzip commands. To use this method, you 'to open a Terminal window. You do not need administrator privileges using this method, as you can install the MySQL server anywhere using this method. For more information on using this method, you can use the generic instructions for using a tarball, Installing MySQL on Unix/Linux Using Generic Binaries.
In addition to the core installation, the Package Installer also includes Chapter 3, Installing a MySQL Launch Daemon and Chapter 4, Installing and Using the MySQL Preference Pane, both of which simplify the management of your installation.
For additional information on using MySQL on macOS, see Chapter 5, General Notes on Installing MySQL on macOS.