Github user asfgit closed the pull request at:
https://github.com/apache/cayenne/pull/140
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GitHub user stariy95 opened a pull request:
https://github.com/apache/cayenne/pull/140
CAY-2148 Failure upgrading from 3.1 to M4
Fix notes: this is a hot-fix for exact problem converting queries from v6
directly to v9 format.
Actually whole upgrade system should be redesigned,