Unbound value in solution gives inconsistent result from MIN aggregates

Description

A solution with unbound variable used in MIN aggregate gives wrong result.

To reproduce, create a memory store and evaluate:

the result is '4' where one may expect either 'undef' or at least '1'

Environment

None

Assignee

Jeen Broekstra

Reporter

Damyan Ognyanov

Labels

None

Fix versions

Affects versions

Priority

Minor
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