getTable($this->prefix.'lead_fields')->hasColumn('column_is_not_removed')) { throw new SkipMigration('Schema does not need this migration'); } } public function up(Schema $schema): void { $this->addSql("ALTER TABLE {$this->prefix}lead_fields ADD column_is_not_removed TINYINT(1) NOT NULL DEFAULT 0"); } public function down(Schema $schema): void { $this->addSql("ALTER TABLE {$this->prefix}lead_fields DROP column_is_not_removed"); } }