fix: better error message on self-join #4248
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Fixes: confluentinc#4241 Self-joins are not yet supported. Previously they resulted in an confusing error message: > Invalid topology: Topic <something> has already been registered by another source. They not result in: > Can not join 'something' to 'something': self joins are not yet supported.
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Thank you @big-andy-coates! LGTM |
vpapavas
approved these changes
Jan 8, 2020
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Description
Fixes: #4241
Self-joins are not yet supported. Previously they resulted in an confusing error message:
They not result in:
Testing done
Tests added.
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