Julien Cigar wrote:
I finally found a solution:
SELECT specimen_id
FROM specimen_test_bits
GROUP BY specimen_id
HAVING array_accum(test_bit_id) = '{2,3,4}';
.. but I don't think it's very "clean" ..
The key question is whether you can rely on getting (2,3,4) or whether
you might get (4,3,2) or some other ordering.
--
Richard Huxton
Archonet Ltd
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