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37 lines
942 B
PHP
37 lines
942 B
PHP
<?php
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/**
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* Chill is a software for social workers
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*
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* For the full copyright and license information, please view
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* the LICENSE file that was distributed with this source code.
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*/
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declare(strict_types=1);
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namespace Chill\Migrations\Person;
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use Doctrine\DBAL\Schema\Schema;
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use Doctrine\Migrations\AbstractMigration;
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/**
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* Add constraint with a index on chill_person_relationships.
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*/
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final class Version20220425000000 extends AbstractMigration
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{
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public function down(Schema $schema): void
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{
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$this->addSql('DROP INDEX IDX_RELATIONSHIPS000');
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}
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public function getDescription(): string
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{
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return 'Add constraint with a index on chill_person_relationships.';
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}
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public function up(Schema $schema): void
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{
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$this->addSql('CREATE UNIQUE INDEX IDX_RELATIONSHIPS000 ON chill_person_relationships (least(fromperson_id, toperson_id), greatest(fromperson_id, toperson_id))');
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}
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}
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