[ci skip] Fix #5624
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index 41d9d48..b6deccf 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -230,24 +230,18 @@
 	 */
 	public function list_fields($table)
 	{
-		// Is there a cached result?
-		if (isset($this->data_cache['field_names'][$table]))
-		{
-			return $this->data_cache['field_names'][$table];
-		}
-
 		if (($result = $this->query('PRAGMA TABLE_INFO('.$this->protect_identifiers($table, TRUE, NULL, FALSE).')')) === FALSE)
 		{
 			return FALSE;
 		}
 
-		$this->data_cache['field_names'][$table] = array();
+		$fields = array();
 		foreach ($result->result_array() as $row)
 		{
-			$this->data_cache['field_names'][$table][] = $row['name'];
+			$fields[] = $row['name'];
 		}
 
-		return $this->data_cache['field_names'][$table];
+		return $fields;
 	}
 
 	// --------------------------------------------------------------------