Remove (most of) error suppression from database drivers (issue #3036)
diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php
index 76a479a..d2bdeb0 100644
--- a/system/database/drivers/cubrid/cubrid_result.php
+++ b/system/database/drivers/cubrid/cubrid_result.php
@@ -47,7 +47,7 @@
 	{
 		return is_int($this->num_rows)
 			? $this->num_rows
-			: $this->num_rows = @cubrid_num_rows($this->result_id);
+			: $this->num_rows = cubrid_num_rows($this->result_id);
 	}
 
 	// --------------------------------------------------------------------
@@ -59,7 +59,7 @@
 	 */
 	public function num_fields()
 	{
-		return @cubrid_num_fields($this->result_id);
+		return cubrid_num_fields($this->result_id);
 	}
 
 	// --------------------------------------------------------------------