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-rw-r--r--system/database/drivers/pdo/subdrivers/pdo_oci_driver.php8
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): '');
}