GitHub user tomatophantastico opened a pull request:
https://github.com/apache/metamodel/pull/149
Feature/jdbc composite relations
A fix for METAMODEL-1145.
The test might not be in the best location.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tomatophantastico/metamodel
feature/jdbcCompositeRelations
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/metamodel/pull/149.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #149
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commit c7f99b04ce2becd9ee7579e5f748c2c1d945e25d
Author: JoÌrg Unbehauen <jo...@unbehauen.net>
Date: 2017-07-17T13:19:46Z
Test case for composite PK/FK relations.
PK/FK relations are not correctly resolved, they are returned as a
pairwise, cartesian product of their keys.
Test is in H2 database as SQL is used here, the problem should appear in
all DBMS though.
commit 59fa48dbf8e0558b26f2f665b4cee8edd42c435a
Author: JoÌrg Unbehauen <jo...@unbehauen.net>
Date: 2017-07-17T13:21:45Z
and the fix, which is grouping the result set along the tables and pairwise
listing of the columns
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