db: Use brackets `()` in operation for better readability

Wrap the expression into () to improve readability of the code.

Change-Id: Id53ea4709a7601fd1354833a44bd652570c733e6

diff --git a/includes/db/DatabaseOracle.php b/includes/db/DatabaseOracle.php
index a051d83..16bde4b 100644 (file)
--- a/includes/db/DatabaseOracle.php
+++ b/includes/db/DatabaseOracle.php
@@ -116,7 +116,7 @@ class DatabaseOracle extends Database {
                        $this->setFlag( DBO_PERSISTENT );
                }
 
-               $session_mode = $this->flags & DBO_SYSDBA ? OCI_SYSDBA : OCI_DEFAULT;
+               $session_mode = ( $this->flags & DBO_SYSDBA ) ? OCI_SYSDBA : OCI_DEFAULT;
 
                Wikimedia\suppressWarnings();
                if ( $this->flags & DBO_PERSISTENT ) {