EMQ X 4.2.2 is released now, it mainly includes the following changes:

emqx

Bug fixes:

• Fix the issue of inaccurate topic statistics rate calculation

  Github PR: emqx#3784

emqx-web-hook

Enhancement:

• Support GET and DELETE methods

  Github PR: emqx-web-hook#220

• Add node and disconnected_at fields

  Github PR: emqx-web-hook#215

emqx-auth-pgsql

Bug fixes:

• Fix the issue that %a placeholder doesn't take effect

  Github PR: emqx-auth-pgsql#208

emqx-auth-mysql

Bug fixes:

• Fix the issue that %a placeholder doesn't take effect

  Github PR: emqx-auth-mysql#245