Instructions
Install DB Navigator Plugin via menubar >> Settings >> Plugins >> available-tab
Download MySQL JDBC Connector from here >> http://www.pc6.com/softview/SoftView_99415.html
Unpack MySQL JDBC Connector to a directory of your choice
Restart Phpstorm/webstorm
ADD a db via menubar >> db Navigator >> Settings >> connection-tab >> Plus-button
Enter the parameters for your connection (see below for possible entries for a local MySQL DB)
Possible parameters for a local MySQL DB
Name:name of choice (localhost)
Description:additional info of choice (dbname)
Driver Library:path to the. jar file (that is, the directory used in step 3)
Driver:your perfered Driver (most likely of the standard Driver would do >> com.mysql.jdbc.Driver)
Url:connection URL with a JDBC reference (e.g.: jdbc:mysql://localhost:3306/)
Username:the db UserName (root)
Password:the db Password (root)
How to set the DB Navigator plug-in for Phpstorm