diff options
Diffstat (limited to 'system/database/drivers/pdo/subdrivers')
| -rw-r--r-- | system/database/drivers/pdo/subdrivers/pdo_oci_driver.php | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php index 4791ab157..d4cfb7dd7 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php @@ -311,6 +311,14 @@ class CI_DB_pdo_oci_driver extends CI_DB_pdo_driver { */ protected function _limit($sql) { + if (version_compare($this->version(), '12.1', '>=')) + { + // OFFSET-FETCH can be used only with the ORDER BY clause + empty($this->qb_orderby) && $sql .= ' ORDER BY 1'; + + return $sql.' OFFSET '.(int) $this->qb_offset.' ROWS FETCH NEXT '.$this->qb_limit.' ROWS ONLY'; + } + return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($this->qb_offset + $this->qb_limit + 1).')' .($this->qb_offset ? ' WHERE rnum >= '.($this->qb_offset + 1): ''); } |