Mysql created two users, and Abc Abc @ % @ localhost, when carries on the software testing found that there are two users, query the user configuration table, according to delete user Abc @ %, query the user configuration table countless according to display, use use Abc @ localhost logins mysql Navicat, query the user configuration table data, the database table is normal, other problems appear only in the query the user configuration table,
Test environment: virtual machine, operating system, Windows 2012 Server software is BS, use Java development, mysql 5.7.22, tomcat 8.5.

Looking forward to help analysis analysis, this is what circumstance?