Description
As reported in mailing list [1], creating an index on ACT_RU_TASKS may improve significantly the overall system performance:
CREATE INDEX RU_TEST ON ACT_RU_TASK (PARENT_TASK_ID_)
The idea is to add such index to [2] in order to create it by default in every deployment.
[1] http://markmail.org/message/qvriwnmaudm2vn27
[2] https://svn.apache.org/repos/asf/syncope/branches/1_1_X/core/src/main/resources/indexes.xml