zend-blog-3-backend

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<?php
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namespace Application\Migrations;
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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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 * Auto-generated Migration: Please modify to your needs!
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 */
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class Version20150223224004 extends AbstractMigration
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{
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    public function up(Schema $schema): void
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    {
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        // this up() migration is auto-generated, please modify it to your needs
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        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.');
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        $this->addSql('DROP INDEX UNIQ_CDD78530C44967C5 ON tracking_agent');
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        $this->addSql('ALTER TABLE tracking_agent ADD hash VARCHAR(32) NOT NULL AFTER user_agent, CHANGE user_agent user_agent TEXT NOT NULL');
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        $this->addSql('UPDATE tracking_agent SET hash = MD5(user_agent)');
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        $this->addSql('CREATE UNIQUE INDEX UNIQ_CDD78530D1B862B8 ON tracking_agent (hash)');
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        $this->addSql('ALTER TABLE tracking ADD timestamp_created INT NOT NULL');
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        $this->addSql('UPDATE tracking SET timestamp_created = UNIX_TIMESTAMP( time_created )');
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    }
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    public function down(Schema $schema): void
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    {
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        // this down() migration is auto-generated, please modify it to your needs
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        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.');
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        $this->addSql('DROP INDEX UNIQ_CDD78530D1B862B8 ON tracking_agent');
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        $this->addSql('ALTER TABLE tracking_agent DROP hash, CHANGE user_agent user_agent VARCHAR(255) NOT NULL COLLATE utf8_unicode_ci');
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        $this->addSql('CREATE UNIQUE INDEX UNIQ_CDD78530C44967C5 ON tracking_agent (user_agent)');
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        $this->addSql('ALTER TABLE tracking DROP timestamp_created');
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    }
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}
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