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Rewrite query to not use LEFT JOIN

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Since we now consider only builds with main binaries successfull we can
rewrite get_latest_successful_with_binary to not use a LEFT JOIN.
This commit is contained in:
Reynir Björnsson 2023-11-22 13:43:09 +01:00
parent 6c4f36bfba
commit e262ae9d90
1 changed files with 4 additions and 5 deletions
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9
db/builder_db.ml
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@ -311,16 +311,15 @@ module Build = struct
|}
let get_latest_successful_with_binary =
Caqti_type.(tup2 (id `job) string) ->? Caqti_type.tup3 (id `build) t file_opt @@
Caqti_type.(tup2 (id `job) string) ->? Caqti_type.tup3 (id `build) t file @@
{| SELECT b.id,
b.uuid, b.start_d, b.start_ps, b.finish_d, b.finish_ps,
b.result_code, b.result_msg, b.console, b.script,
b.platform, b.main_binary, b.input_id, b.user, b.job,
a.filepath, a.localpath, a.sha256, a.size
FROM build b
LEFT JOIN build_artifact a ON
b.main_binary = a.id
WHERE b.job = $1 AND b.platform = $2 AND b.main_binary IS NOT NULL
FROM build b, build_artifact a
WHERE b.main_binary = a.id AND b.job = $1 AND b.platform = $2
AND b.main_binary IS NOT NULL
ORDER BY b.start_d DESC, b.start_ps DESC
LIMIT 1
|}