diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php
index 971f1ea..6b9286f 100644
--- a/system/database/drivers/cubrid/cubrid_driver.php
+++ b/system/database/drivers/cubrid/cubrid_driver.php
@@ -469,7 +469,7 @@
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		return $sql.'LIMIT '.($offset === 0 ? '' : $offset.', ').$limit;
+		return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit;
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index d9820e1..f52b1ba 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -404,16 +404,16 @@
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		if ($offset === 0)
+		if ($offset == 0)
 		{
 			$offset = '';
 		}
 		else
 		{
-			$offset .= ", ";
+			$offset .= ', ';
 		}
 
-		return $sql."LIMIT ".$offset.$limit;
+		return $sql.'LIMIT '.$offset.$limit;
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index ea4cf2d..a74c528 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -87,7 +87,7 @@
 	public function db_pconnect()
 	{
 		log_message('debug', 'SQLite3 doesn\'t support persistent connections');
-		return $this->db_pconnect();
+		return $this->db_connect();
 	}
 
 	// --------------------------------------------------------------------