Storm\Drivers\Platforms\Mysql\QueryBuilderExtensions::AppendAlterTable PHP Method

    public static function AppendAlterTable(QueryBuilder $Builder, Relational\Table $Table)
    {
        $Builder->AppendIdentifier('ALTER TABLE # ', [$Table->GetName()]);
    }

 public function DropPrimaryKey(IConnection $Connection, QueryBuilder $QueryBuilder, Table $Table, Traits\PrimaryKey $Trait)
 {
     QueryBuilderExtensions::AppendAlterTable($QueryBuilder, $Table);
     $QueryBuilder->Append('DROP PRIMARY KEY');
 }