Fix #18000: PK value of Oracle ActiveRecord is missing after save

framework/CHANGELOG.md

@@ -13,6 +13,7 @@ Yii Framework 2 Change Log
 - Bug #17960: Fix unsigned primary key type mapping for SQLite (bizley)
 - Enh #17758: `Query::withQuery()` can be used for CTE (sartor)
 - Bug #17974: Fix ActiveRelationTrait compatibility with PHP 7.4 (Ximich)
+- Bug #18000: PK value of Oracle ActiveRecord is missing after save (mankwok)
 - Enh #18006: Allow SameSite cookie pre PHP 7.3 (scottix)
 
 

framework/db/oci/Schema.php

@@ -614,7 +614,7 @@ SQL;
                 $phName = QueryBuilder::PARAM_PREFIX . (count($params) + count($returnParams));
                 $returnParams[$phName] = [
                     'column' => $name,
-                    'value' => null,
+                    'value' => '',
                 ];
                 if (!isset($columnSchemas[$name]) || $columnSchemas[$name]->phpType !== 'integer') {
                     $returnParams[$phName]['dataType'] = \PDO::PARAM_STR;