Tickets :: Comment on [#10633] DB query with output name in HAVING clause

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Comment	> Note: this is actually Content 1.0.2 (but I could not select this for > the ticket. > > In function getSimilarObjects the HAVING clause uses the output name > of a selected column. But according to the PostgreSQL doku, HAVING > operates on the rows created by GROUP BY and thus can not use the > output name. > > As a result I get a fatal error with PostgreSQL: > > 2011-10-11T22:59:10+02:00 ERR: HORDE [ansel] SQL QUERY FAILED: > SQLSTATE[42703]: Undefined column: 7 ERROR: column "num_common_tags" > does not exist > LINE 1: ...ct_id <> 2285 GROUP BY objects.object_name HAVING num_common... > ^ > SELECT objects.object_name, COUNT(matches.object_id) AS > num_common_tags FROM "rampage_tagged" matches INNER JOIN > "rampage_tags" tags ON (tags.tag_id = matches.tag_id) INNER JOIN > "rampage_users" users ON users.user_id = matches.user_id AND > users.user_name = 'thpo' INNER JOIN "rampage_objects" objects ON > objects.object_id = matches.object_id INNER JOIN > "rampage_types" types > ON types.type_id=objects.type_id AND types.type_name = > 'image' WHERE > tags.tag_id IN (7) AND matches.object_id <> 2285 GROUP BY > objects.object_name HAVING num_common_tags >= 1 ORDER BY > num_common_tags DESC LIMIT 10 [pid 29125 on line 812 of > "/usr/share/php/Horde/Db/Adapter/Base.php"] > 2011-10-11T22:59:10+02:00 EMERG: HORDE [ansel] SQLSTATE[42703]: > Undefined column: 7 ERROR: column "num_common_tags" does not exist > LINE 1: ...ct_id <> 2285 GROUP BY objects.object_name HAVING num_common... > ^ [pid > 29125 on line 393 of "/srv/horde4/ansel/lib/Tagger.php"] >
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