What went wrong during my Symfony 4 migration?












0















I am having an error while executing the command:
php bin/console doctrine:migration:migrate



 -> ALTER TABLE user CHANGE roles roles JSON NOT NULL
Migration 20181113215357 failed during Execution. Error An exception occurred while executing 'ALTER TABLE user CHANGE roles roles JSON NOT NULL':

SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'JSON NOT NULL' at line 1


Could you please tell me what's wrong with my migrations?



/**
* Auto-generated Migration: Please modify to your needs!
*/
final class Version20181113215357 extends AbstractMigration
{
public function up(Schema $schema) : void
{
// this up() migration is auto-generated, please modify it to your
needs
$this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');



    $this->addSql('ALTER TABLE user CHANGE roles roles JSON NOT NULL');
}

public function down(Schema $schema) : void
{
// this down() migration is auto-generated, please modify it to your needs
$this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');

$this->addSql('ALTER TABLE user CHANGE roles roles VARCHAR(255) NOT NULL COLLATE utf8mb4_unicode_ci');
}


}



I made a mistake while creating my entity i set roles as string instead of JSON array...










share|improve this question





























    0















    I am having an error while executing the command:
    php bin/console doctrine:migration:migrate



     -> ALTER TABLE user CHANGE roles roles JSON NOT NULL
    Migration 20181113215357 failed during Execution. Error An exception occurred while executing 'ALTER TABLE user CHANGE roles roles JSON NOT NULL':

    SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'JSON NOT NULL' at line 1


    Could you please tell me what's wrong with my migrations?



    /**
    * Auto-generated Migration: Please modify to your needs!
    */
    final class Version20181113215357 extends AbstractMigration
    {
    public function up(Schema $schema) : void
    {
    // this up() migration is auto-generated, please modify it to your
    needs
    $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');



        $this->addSql('ALTER TABLE user CHANGE roles roles JSON NOT NULL');
    }

    public function down(Schema $schema) : void
    {
    // this down() migration is auto-generated, please modify it to your needs
    $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');

    $this->addSql('ALTER TABLE user CHANGE roles roles VARCHAR(255) NOT NULL COLLATE utf8mb4_unicode_ci');
    }


    }



    I made a mistake while creating my entity i set roles as string instead of JSON array...










    share|improve this question



























      0












      0








      0


      1






      I am having an error while executing the command:
      php bin/console doctrine:migration:migrate



       -> ALTER TABLE user CHANGE roles roles JSON NOT NULL
      Migration 20181113215357 failed during Execution. Error An exception occurred while executing 'ALTER TABLE user CHANGE roles roles JSON NOT NULL':

      SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'JSON NOT NULL' at line 1


      Could you please tell me what's wrong with my migrations?



      /**
      * Auto-generated Migration: Please modify to your needs!
      */
      final class Version20181113215357 extends AbstractMigration
      {
      public function up(Schema $schema) : void
      {
      // this up() migration is auto-generated, please modify it to your
      needs
      $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');



          $this->addSql('ALTER TABLE user CHANGE roles roles JSON NOT NULL');
      }

      public function down(Schema $schema) : void
      {
      // this down() migration is auto-generated, please modify it to your needs
      $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');

      $this->addSql('ALTER TABLE user CHANGE roles roles VARCHAR(255) NOT NULL COLLATE utf8mb4_unicode_ci');
      }


      }



      I made a mistake while creating my entity i set roles as string instead of JSON array...










      share|improve this question
















      I am having an error while executing the command:
      php bin/console doctrine:migration:migrate



       -> ALTER TABLE user CHANGE roles roles JSON NOT NULL
      Migration 20181113215357 failed during Execution. Error An exception occurred while executing 'ALTER TABLE user CHANGE roles roles JSON NOT NULL':

      SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'JSON NOT NULL' at line 1


      Could you please tell me what's wrong with my migrations?



      /**
      * Auto-generated Migration: Please modify to your needs!
      */
      final class Version20181113215357 extends AbstractMigration
      {
      public function up(Schema $schema) : void
      {
      // this up() migration is auto-generated, please modify it to your
      needs
      $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');



          $this->addSql('ALTER TABLE user CHANGE roles roles JSON NOT NULL');
      }

      public function down(Schema $schema) : void
      {
      // this down() migration is auto-generated, please modify it to your needs
      $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on 'mysql'.');

      $this->addSql('ALTER TABLE user CHANGE roles roles VARCHAR(255) NOT NULL COLLATE utf8mb4_unicode_ci');
      }


      }



      I made a mistake while creating my entity i set roles as string instead of JSON array...







      doctrine migration






      share|improve this question















      share|improve this question













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      share|improve this question








      edited Nov 14 '18 at 9:13







      BOna

















      asked Nov 13 '18 at 22:12









      BOnaBOna

      156




      156
























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