<?php<liu21st@gmail.com>
namespace think\oracle;
use think\db\Builder as BaseBuilder;
class Builder extends BaseBuilder
{
protected $selectSql = 'SELECT * FROM (SELECT thinkphp.*, rownum AS numrow FROM (SELECT %DISTINCT% %FIELD% FROM %TABLE%%JOIN%%WHERE%%GROUP%%HAVING%%ORDER%) thinkphp ) %LIMIT%%COMMENT%';
public function parseLimit($limit)
{
$limitStr = '';
if (!empty($limit)) {
$limit = explode(',', $limit);
if (count($limit) > 1) {
$limitStr = "(numrow>" . $limit[0] . ") AND (numrow<=" . ($limit[0] + $limit[1]) . ")";
} else {
$limitStr = "(numrow>0 AND numrow<=" . $limit[0] . ")";
}
}
return $limitStr ? ' WHERE ' . $limitStr : '';
}
protected function parseLock($lock = false)
{
if (!$lock) {
return '';
}
return ' FOR UPDATE NOWAIT ';
}
protected function parseKey($key, $options = [], $strict = false)
{
$key = trim($key);
if (strpos($key, '$.') && false === strpos($key, '(')) {
list($field, $name) = explode($key, '$.');
$key = $field . '."' . $name . '"';
}
return $key;
}
protected function parseRand()
{
return 'DBMS_RANDOM.value';
}
}
