Update Zend\Db\Sql\Ddl\Column\Column.php

Update Zend\Db\Sql\Ddl\Column\Column.php


class Column implements ColumnInterface{


/**
 * @var bool
 */
protected $isUnsigned = false;



 public function setUnsigned($unsigned)
{
        $this->isUnsigned = (bool) $unsigned;
        return $this;
}


 public function getExpressionData()
{
.......

if (!$this->isUnsigned) {
   $params[1] .= ' unsigned';
}

........
}


}
Or something like this )