https://github.com/phpmyadmin/phpmyadmin/pull/1012
https://github.com/phpmyadmin/phpmyadmin/pull/1009

There are two PRs aim to achieve this feature, just include interface changes.

ÄÚǶͼƬ 1
I did it but have some bugs.
It is necessary to make drop button become a real link(just like the pic above, and href attr is dynamic changing)?

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Edward Cheng