protected function _buildColumn($field)
{
extract($field);
if ($type === 'float' && $precision) {
$use = 'numeric';
}
$out = $this->name($name) . ' ' . $use;
$allowPrecision = preg_match('/^(integer|real|numeric)$/', $use);
$precision = $precision && $allowPrecision ? ",{$precision}" : '';
if ($length && ($allowPrecision || $use === 'text')) {
$out .= "({$length}{$precision})";
}
$out .= $this->_buildMetas('column', $field, array('collate'));
if ($type !== 'id') {
$out .= is_bool($null) ? $null ? ' NULL' : ' NOT NULL' : '';
$out .= $default ? ' DEFAULT ' . $this->value($default, $field) : '';
}
return $out;
}