This bug was fixed in the package php-horde-db - 2.3.1-1ubuntu2
--------------- php-horde-db (2.3.1-1ubuntu2) xenial; urgency=medium
* Update test compatibility with MySQL 5.7 (LP: #1568015).
-- Nishanth Aravamudan <email address hidden> Fri, 08 Apr 2016 08:49:04 -0700
This bug was fixed in the package php-horde-db - 2.3.1-1ubuntu2
---------------
php-horde-db (2.3.1-1ubuntu2) xenial; urgency=medium
* Update test compatibility with MySQL 5.7 (LP: #1568015).
-- Nishanth Aravamudan <email address hidden> Fri, 08 Apr 2016 08:49:04 -0700