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Merge pull request #9295 from nextcloud/perf/9162/db-optimisation
perf(db): optimise indices of mail tables
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<?php | ||
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declare(strict_types=1); | ||
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/** | ||
* @copyright Copyright (c) 2024 Johannes Merkel <mail@johannesgge.de> | ||
* | ||
* @author Johannes Merkel <mail@johannesgge.de> | ||
* | ||
* @license AGPL-3.0-or-later | ||
* | ||
* This program is free software: you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License as published by | ||
* the Free Software Foundation, either version 3 of the License, or | ||
* (at your option) any later version. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
* | ||
*/ | ||
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namespace OCA\Mail\Migration; | ||
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use Closure; | ||
use OCP\DB\ISchemaWrapper; | ||
use OCP\Migration\IOutput; | ||
use OCP\Migration\SimpleMigrationStep; | ||
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class Version3600Date20240205180726 extends SimpleMigrationStep { | ||
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/** | ||
* @param IOutput $output | ||
* @param Closure(): ISchemaWrapper $schemaClosure | ||
* @param array $options | ||
* @return null|ISchemaWrapper | ||
*/ | ||
public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper { | ||
/** @var ISchemaWrapper $schema */ | ||
$schema = $schemaClosure(); | ||
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$mailboxesTable = $schema->getTable('mail_messages'); | ||
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if ($mailboxesTable->hasIndex('mail_messages_mailbox_id')) { | ||
$mailboxesTable->dropIndex('mail_messages_mailbox_id'); | ||
} | ||
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$mailboxesTable = $schema->getTable('mail_smime_certificates'); | ||
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if ($mailboxesTable->hasIndex('mail_smime_certs_id_uid_idx')) { | ||
$mailboxesTable->dropIndex('mail_smime_certs_id_uid_idx'); | ||
} | ||
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$mailboxesTable = $schema->getTable('mail_tags'); | ||
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if ($mailboxesTable->hasIndex('mail_msg_tags_usr_id_index')) { | ||
$mailboxesTable->dropIndex('mail_msg_tags_usr_id_index'); | ||
} | ||
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return $schema; | ||
} | ||
} |