addSql('ALTER TABLE chill_calendar.calendar ALTER COLUMN privateComment_comments DROP NOT NULL'); $this->addSql('ALTER TABLE chill_calendar.calendar ALTER COLUMN privateComment_comments SET DEFAULT NULL'); } public function getDescription(): string { return ''; } public function up(Schema $schema): void { $this->addSql('UPDATE chill_calendar.calendar SET privateComment_comments=\'{}\' WHERE privateComment_comments IS NULL'); $this->addSql('ALTER TABLE chill_calendar.calendar ALTER COLUMN privateComment_comments SET NOT NULL'); $this->addSql('ALTER TABLE chill_calendar.calendar ALTER COLUMN privateComment_comments SET DEFAULT \'{}\''); } }