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author | Robin Appelman <robin@icewind.nl> | 2021-10-07 16:11:49 +0200 |
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committer | Robin Appelman <robin@icewind.nl> | 2021-10-07 16:11:49 +0200 |
commit | 6502dfae343850f510471b72ebece1c1329343e0 (patch) | |
tree | d36400494c758c5862271c43ff2507b4b6614c25 /core/Application.php | |
parent | 682944925839e5300c02a231b261bb6fc6dfdf20 (diff) | |
download | nextcloud-server-6502dfae343850f510471b72ebece1c1329343e0.tar.gz nextcloud-server-6502dfae343850f510471b72ebece1c1329343e0.zip |
add better index for finding unindexed paths
for the following query 'SELECT "path" FROM "oc_filecache" WHERE ("storage" = $storage) AND ("size" < 0) ORDER BY "fileid" DESC LIMIT 1;'
currently the database will in some cases decide to priorize the sort by fileid over the filter when picking what index to use, resulting in a much slower query.
by creating an index that allows first sorting by fileid and also filter by storage and size this case will be greatly sped up
Signed-off-by: Robin Appelman <robin@icewind.nl>
Diffstat (limited to 'core/Application.php')
-rw-r--r-- | core/Application.php | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/core/Application.php b/core/Application.php index f0478173d43..43f32fcbdcc 100644 --- a/core/Application.php +++ b/core/Application.php @@ -114,6 +114,10 @@ class Application extends App { if (!$table->hasIndex('fs_size')) { $subject->addHintForMissingSubject($table->getName(), 'fs_size'); } + + if (!$table->hasIndex('fs_id_storage_size')) { + $subject->addHintForMissingSubject($table->getName(), 'fs_id_storage_size'); + } } if ($schema->hasTable('twofactor_providers')) { |