CASCADE
CASCADE = 'CASCADE'
$referencedTable : \Phinx\Db\Table
setColumns(array|string  $columns) : \Phinx\Db\Table\ForeignKey
                Sets the foreign key columns.
| array|string | $columns | 
setReferencedTable(\Phinx\Db\Table  $table) : \Phinx\Db\Table\ForeignKey
                Sets the foreign key referenced table.
| \Phinx\Db\Table | $table | 
getReferencedTable() : \Phinx\Db\Table
Gets the foreign key referenced table.
setReferencedColumns(array  $referencedColumns) : \Phinx\Db\Table\ForeignKey
                Sets the foreign key referenced columns.
| array | $referencedColumns | 
setOnDelete(string  $onDelete) : \Phinx\Db\Table\ForeignKey
                Sets ON DELETE action for the foreign key.
| string | $onDelete | 
setOnUpdate(string  $onUpdate) : \Phinx\Db\Table\ForeignKey
                Sets ON UPDATE action for the foreign key.
| string | $onUpdate | 
setConstraint(string  $constraint) : \Phinx\Db\Table\ForeignKey
                Sets constraint for the foreign key.
| string | $constraint | 
setOptions(array  $options) : \Phinx\Db\Table\ForeignKey
                Utility method that maps an array of index options to this objects methods.
| array | $options | Options |