diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 30b988edb4..6c3b0dcc34 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -71,7 +71,7 @@ jobs:
         run: sudo locale-gen fr_FR.UTF-8
 
       - name: Checkout.
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install PHP.
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/ci-mssql.yml b/.github/workflows/ci-mssql.yml
index 94255d93eb..777f91fd30 100644
--- a/.github/workflows/ci-mssql.yml
+++ b/.github/workflows/ci-mssql.yml
@@ -43,7 +43,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Create MS SQL Database
         run: docker exec -i mssql /opt/mssql-tools/bin/sqlcmd -S localhost -U SA -P 'YourStrong!Passw0rd' -Q 'CREATE DATABASE yiitest'
diff --git a/.github/workflows/ci-mysql.yml b/.github/workflows/ci-mysql.yml
index a948a9e4ca..a1c201b07c 100644
--- a/.github/workflows/ci-mysql.yml
+++ b/.github/workflows/ci-mysql.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
       - name: Checkout.
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install PHP with extensions.
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/ci-node.yml b/.github/workflows/ci-node.yml
index 0d93773355..3f49942b84 100644
--- a/.github/workflows/ci-node.yml
+++ b/.github/workflows/ci-node.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout.
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install dependencies.
         run: composer update $DEFAULT_COMPOSER_FLAGS
diff --git a/.github/workflows/ci-oracle.yml b/.github/workflows/ci-oracle.yml
index 21520a1045..be139ff540 100644
--- a/.github/workflows/ci-oracle.yml
+++ b/.github/workflows/ci-oracle.yml
@@ -35,7 +35,7 @@ jobs:
 
     steps:
       - name: Checkout.
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install PHP with extensions.
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/ci-pgsql.yml b/.github/workflows/ci-pgsql.yml
index edaf4a5df5..8c623c283b 100644
--- a/.github/workflows/ci-pgsql.yml
+++ b/.github/workflows/ci-pgsql.yml
@@ -48,7 +48,7 @@ jobs:
 
     steps:
       - name: Checkout.
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install PHP with extensions
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/ci-sqlite.yml b/.github/workflows/ci-sqlite.yml
index b82d187ef9..e163da1100 100644
--- a/.github/workflows/ci-sqlite.yml
+++ b/.github/workflows/ci-sqlite.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
       - name: Checkout.
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install PHP with extensions.
         uses: shivammathur/setup-php@v2
diff --git a/build/controllers/MimeTypeController.php b/build/controllers/MimeTypeController.php
index 9da23f67fc..7986dd56cc 100644
--- a/build/controllers/MimeTypeController.php
+++ b/build/controllers/MimeTypeController.php
@@ -121,10 +121,14 @@ class MimeTypeController extends Controller
  * Its content is generated from the apache http mime.types file.
  * https://svn.apache.org/viewvc/httpd/httpd/trunk/docs/conf/mime.types?view=markup
  * This file has been placed in the public domain for unlimited redistribution.
+ *
+ * All extra changes made to this file must be comitted to /build/controllers/MimeTypeController.php
+ * otherwise they will be lost on next build.
  */
 \$mimeTypes = $array;
 
-if (PHP_VERSION_ID >= 80100) {
+# fix for bundled libmagic bug, see also https://github.com/yiisoft/yii2/issues/19925
+if ((PHP_VERSION_ID >= 80100 && PHP_VERSION_ID < 80122) || (PHP_VERSION_ID >= 80200 && PHP_VERSION_ID < 80209)) {
     \$mimeTypes = array_replace(\$mimeTypes, array('xz' => 'application/octet-stream'));
 }
 
@@ -148,6 +152,9 @@ EOD;
  * MIME aliases.
  *
  * This file contains aliases for MIME types.
+ *
+ * All extra changes made to this file must be comitted to /build/controllers/MimeTypeController.php
+ * otherwise they will be lost on next build.
  */
 return $array;
 
@@ -209,6 +216,9 @@ EOD;
  * Its content is generated from the apache http mime.types file.
  * https://svn.apache.org/viewvc/httpd/httpd/trunk/docs/conf/mime.types?view=markup
  * This file has been placed in the public domain for unlimited redistribution.
+ *
+ * All extra changes made to this file must be comitted to /build/controllers/MimeTypeController.php
+ * otherwise they will be lost on next build.
  */
 return $array;
 
diff --git a/composer.json b/composer.json
index ed19e7cce4..ef5d068f59 100644
--- a/composer.json
+++ b/composer.json
@@ -76,8 +76,8 @@
         "ezyang/htmlpurifier": "^4.6",
         "cebe/markdown": "~1.0.0 | ~1.1.0 | ~1.2.0",
         "bower-asset/jquery": "3.7.*@stable | 3.6.*@stable | 3.5.*@stable | 3.4.*@stable | 3.3.*@stable | 3.2.*@stable | 3.1.*@stable | 2.2.*@stable | 2.1.*@stable | 1.11.*@stable | 1.12.*@stable",
-        "bower-asset/inputmask": "~3.2.2 | ~3.3.5 | ~5.0.8 ",
-        "bower-asset/punycode": "1.3.* | 2.2.*",
+        "bower-asset/inputmask": "^5.0.8 ",
+        "bower-asset/punycode": "^2.2",
         "bower-asset/yii2-pjax": "~2.0.1",
         "paragonie/random_compat": ">=1"
     },
diff --git a/docs/guide-ru/concept-di-container.md b/docs/guide-ru/concept-di-container.md
index 80c2c723d8..2812d4bd8f 100644
--- a/docs/guide-ru/concept-di-container.md
+++ b/docs/guide-ru/concept-di-container.md
@@ -498,7 +498,7 @@ class HotelController extends Controller
 как можно раньше. Ниже приведены рекомендуемые практики:
 
 * Если вы разработчик приложения, то вы можете зарегистрировать зависимости в конфигурации вашего приложения.
-  Как это сделать описано в подразделе [Конфигурация приложения](concept-service-locator.md#application-configurations) 
+  Как это сделать описано в подразделе [Конфигурация приложения](concept-configurations.md#application-configurations) 
   раздела [Конфигурации](concept-configurations.md).
 * Если вы разработчик распространяемого [расширения](structure-extensions.md), то вы можете зарегистрировать зависимости
   в загрузочном классе расширения.
diff --git a/docs/guide-ru/structure-controllers.md b/docs/guide-ru/structure-controllers.md
index c55a8cf151..5765f26c16 100644
--- a/docs/guide-ru/structure-controllers.md
+++ b/docs/guide-ru/structure-controllers.md
@@ -310,7 +310,7 @@ class HelloWorldAction extends Action
   [[yii\console\Response::exitStatus|статус выхода]] исполнения команды.
 
 В вышеприведенных примерах, все результаты действий являются строками, которые будут использованы в качестве тела ответа,
-высланного пользователю. Следующий пример, показывает действие может перенаправить браузер пользователя на новый URL, с помощью
+высланного пользователю. Следующий пример, показывает как действие может перенаправить браузер пользователя на новый URL, с помощью
 возврата response объекта (т. к. [[yii\web\Controller::redirect()|redirect()]] метод возвращает response объект):
 
 ```php
diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index 8eda591cfe..64e997ee82 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -5,12 +5,26 @@ Yii Framework 2 Change Log
 ------------------------
 
 - Bug #13920: Fixed erroneous validation for specific cases (tim-fischer-maschinensucher)
+- Bug #19927: Fixed `console\controllers\MessageController` when saving translations to database: fixed FK error when adding new string and language at the same time, checking/regenerating all missing messages and dropping messages for unused languages (atrandafir)
+- Enh #12743: Added new methods `BaseActiveRecord::loadRelations()` and `BaseActiveRecord::loadRelationsFor()` to eager load related models for existing primary model instances (PowerGamer1)
+
+
+2.0.49.2 October 12, 2023
+-------------------------
+
 - Bug #19925: Improved PHP version check when handling MIME types (schmunk42)
+
+
+2.0.49.1 October 05, 2023
+-------------------------
+
 - Bug #19940: File Log writer without newline (terabytesoftw)
-- Bug #19951: Removed unneeded MIME file tests (schmunk42)
 - Bug #19950: Fix `Query::groupBy(null)` causes error for PHP 8.1: `trim(): Passing null to parameter #1 ($string) of type string is deprecated` (uaoleg)
+- Bug #19951: Removed unneeded MIME file tests (schmunk42)
+- Bug #19984: Do not duplicate log messages in memory (lubosdz)
 - Enh #19780: added pcntl to requirements check (schmunk42)
 
+
 2.0.49 August 29, 2023
 ----------------------
 
diff --git a/framework/composer.json b/framework/composer.json
index 951679faec..ff36473707 100644
--- a/framework/composer.json
+++ b/framework/composer.json
@@ -71,8 +71,8 @@
         "ezyang/htmlpurifier": "^4.6",
         "cebe/markdown": "~1.0.0 | ~1.1.0 | ~1.2.0",
         "bower-asset/jquery": "3.7.*@stable | 3.6.*@stable | 3.5.*@stable | 3.4.*@stable | 3.3.*@stable | 3.2.*@stable | 3.1.*@stable | 2.2.*@stable | 2.1.*@stable | 1.11.*@stable | 1.12.*@stable",
-        "bower-asset/inputmask": "~3.2.2 | ~3.3.5 | ~5.0.8 ",
-        "bower-asset/punycode": "1.3.* | 2.2.*",
+        "bower-asset/inputmask": "^5.0.8 ",
+        "bower-asset/punycode": "^2.2",
         "bower-asset/yii2-pjax": "~2.0.1",
         "paragonie/random_compat": ">=1"
     },
diff --git a/framework/console/controllers/MessageController.php b/framework/console/controllers/MessageController.php
index e1a7357690..6d5a7d6448 100644
--- a/framework/console/controllers/MessageController.php
+++ b/framework/console/controllers/MessageController.php
@@ -353,17 +353,7 @@ EOD;
         foreach ($rows as $row) {
             $currentMessages[$row['category']][$row['id']] = $row['message'];
         }
-
-        $currentLanguages = [];
-        $rows = (new Query())->select(['language'])->from($messageTable)->groupBy('language')->all($db);
-        foreach ($rows as $row) {
-            $currentLanguages[] = $row['language'];
-        }
-        $missingLanguages = [];
-        if (!empty($currentLanguages)) {
-            $missingLanguages = array_diff($languages, $currentLanguages);
-        }
-
+        
         $new = [];
         $obsolete = [];
 
@@ -372,89 +362,130 @@ EOD;
 
             if (isset($currentMessages[$category])) {
                 $new[$category] = array_diff($msgs, $currentMessages[$category]);
+                // obsolete messages per category
                 $obsolete += array_diff($currentMessages[$category], $msgs);
             } else {
                 $new[$category] = $msgs;
             }
         }
-
+        
+        // obsolete categories
         foreach (array_diff(array_keys($currentMessages), array_keys($messages)) as $category) {
             $obsolete += $currentMessages[$category];
         }
 
         if (!$removeUnused) {
             foreach ($obsolete as $pk => $msg) {
+                // skip already marked unused
                 if (strncmp($msg, '@@', 2) === 0 && substr($msg, -2) === '@@') {
                     unset($obsolete[$pk]);
                 }
             }
-        }
-
-        $obsolete = array_keys($obsolete);
+        }        
+        
         $this->stdout('Inserting new messages...');
-        $savedFlag = false;
+        $insertCount = 0;
 
         foreach ($new as $category => $msgs) {
             foreach ($msgs as $msg) {
-                $savedFlag = true;
-                $lastPk = $db->schema->insert($sourceMessageTable, ['category' => $category, 'message' => $msg]);
-                foreach ($languages as $language) {
-                    $db->createCommand()
-                       ->insert($messageTable, ['id' => $lastPk['id'], 'language' => $language])
-                       ->execute();
-                }
+                $insertCount++;
+                $db->schema->insert($sourceMessageTable, ['category' => $category, 'message' => $msg]);
             }
         }
-
-        if (!empty($missingLanguages)) {
-            $updatedMessages = [];
-            $rows = (new Query())->select(['id', 'category', 'message'])->from($sourceMessageTable)->all($db);
-            foreach ($rows as $row) {
-                $updatedMessages[$row['category']][$row['id']] = $row['message'];
-            }
-            foreach ($updatedMessages as $category => $msgs) {
-                foreach ($msgs as $id => $msg) {
-                    $savedFlag = true;
-                    foreach ($missingLanguages as $language) {
-                        $db->createCommand()
-                            ->insert($messageTable, ['id' => $id, 'language' => $language])
-                            ->execute();
-                    }
-                }
-            }
-        }
-
-        $this->stdout($savedFlag ? "saved.\n" : "Nothing to save.\n");
+        
+        $this->stdout($insertCount ? "{$insertCount} saved.\n" : "Nothing to save.\n");
+        
         $this->stdout($removeUnused ? 'Deleting obsoleted messages...' : 'Updating obsoleted messages...');
 
         if (empty($obsolete)) {
             $this->stdout("Nothing obsoleted...skipped.\n");
-            return;
         }
 
-        if ($removeUnused) {
-            $db->createCommand()
-               ->delete($sourceMessageTable, ['in', 'id', $obsolete])
-               ->execute();
-            $this->stdout("deleted.\n");
-        } elseif ($markUnused) {
-            $rows = (new Query())
-                ->select(['id', 'message'])
-                ->from($sourceMessageTable)
-                ->where(['in', 'id', $obsolete])
-                ->all($db);
-
-            foreach ($rows as $row) {
-                $db->createCommand()->update(
-                    $sourceMessageTable,
-                    ['message' => '@@' . $row['message'] . '@@'],
-                    ['id' => $row['id']]
-                )->execute();
+        if ($obsolete) {
+            if ($removeUnused) {
+                $affected = $db->createCommand()
+                   ->delete($sourceMessageTable, ['in', 'id', array_keys($obsolete)])
+                   ->execute();
+                $this->stdout("{$affected} deleted.\n");
+            } elseif ($markUnused) {
+                $marked=0;
+                $rows = (new Query())
+                    ->select(['id', 'message'])
+                    ->from($sourceMessageTable)
+                    ->where(['in', 'id', array_keys($obsolete)])
+                    ->all($db);
+    
+                foreach ($rows as $row) {
+                    $marked++;
+                    $db->createCommand()->update(
+                        $sourceMessageTable,
+                        ['message' => '@@' . $row['message'] . '@@'],
+                        ['id' => $row['id']]
+                    )->execute();
+                }
+                $this->stdout("{$marked} updated.\n");
+            } else {
+                $this->stdout("kept untouched.\n");
             }
-            $this->stdout("updated.\n");
-        } else {
-            $this->stdout("kept untouched.\n");
         }
+        
+        // get fresh message id list
+        $freshMessagesIds = [];
+        $rows = (new Query())->select(['id'])->from($sourceMessageTable)->all($db);
+        foreach ($rows as $row) {
+            $freshMessagesIds[] = $row['id'];
+        }
+            
+        $this->stdout("Generating missing rows...");
+        $generatedMissingRows = [];
+        
+        foreach ($languages as $language) {
+          $count = 0;
+          
+          // get list of ids of translations for this language
+          $msgRowsIds = [];
+          $msgRows = (new Query())->select(['id'])->from($messageTable)->where([
+              'language'=>$language,
+          ])->all($db);
+          foreach ($msgRows as $row) {
+              $msgRowsIds[] = $row['id'];
+          }
+          
+          // insert missing
+          foreach ($freshMessagesIds as $id) {
+            if (!in_array($id, $msgRowsIds)) {
+              $db->createCommand()
+                 ->insert($messageTable, ['id' => $id, 'language' => $language])
+                 ->execute();
+              $count++;
+            }
+          }
+          if ($count) {
+            $generatedMissingRows[] = "{$count} for {$language}";
+          }
+        }
+        
+        $this->stdout($generatedMissingRows ? implode(", ", $generatedMissingRows).".\n" : "Nothing to do.\n");
+        
+        $this->stdout("Dropping unused languages...");
+        $droppedLanguages=[];
+        
+        $currentLanguages = [];
+        $rows = (new Query())->select(['language'])->from($messageTable)->groupBy('language')->all($db);
+        foreach ($rows as $row) {
+            $currentLanguages[] = $row['language'];
+        }
+        
+        foreach ($currentLanguages as $currentLanguage) {
+          if (!in_array($currentLanguage, $languages)) {
+            $deleted=$db->createCommand()->delete($messageTable, "language=:language", [
+                'language'=>$currentLanguage,
+            ])->execute();
+            $droppedLanguages[] = "removed {$deleted} rows for $currentLanguage";
+          }
+        }
+        
+        $this->stdout($droppedLanguages ? implode(", ", $droppedLanguages).".\n" : "Nothing to do.\n");
     }
 
     /**
diff --git a/framework/console/controllers/ServeController.php b/framework/console/controllers/ServeController.php
index 68a7e50c28..d02c982042 100644
--- a/framework/console/controllers/ServeController.php
+++ b/framework/console/controllers/ServeController.php
@@ -80,7 +80,7 @@ class ServeController extends Controller
         }
         $this->stdout("Quit the server with CTRL-C or COMMAND-C.\n");
 
-        passthru('"' . PHP_BINARY . '"' . " -S {$address} -t \"{$documentRoot}\" $router");
+        passthru('"' . PHP_BINARY . '"' . " -S {$address} -t \"{$documentRoot}\" \"$router\"");
     }
 
     /**
diff --git a/framework/db/BaseActiveRecord.php b/framework/db/BaseActiveRecord.php
index 61cf377409..ab5414416c 100644
--- a/framework/db/BaseActiveRecord.php
+++ b/framework/db/BaseActiveRecord.php
@@ -1787,4 +1787,57 @@ abstract class BaseActiveRecord extends Model implements ActiveRecordInterface
 
         return $newValue !== $oldValue;
     }
+
+    /**
+     * Eager loads related models for the already loaded primary models.
+     *
+     * Helps to reduce the number of queries performed against database if some related models are only used
+     * when a specific condition is met. For example:
+     *
+     * ```php
+     * $customers = Customer::find()->where(['country_id' => 123])->all();
+     * if (Yii:app()->getUser()->getIdentity()->canAccessOrders()) {
+     *     Customer::loadRelationsFor($customers, 'orders.items');
+     * }
+     * ```
+     *
+     * @param array|ActiveRecordInterface[] $models array of primary models. Each model should have the same type and can be:
+     * - an active record instance;
+     * - active record instance represented by array (i.e. active record was loaded using [[ActiveQuery::asArray()]]).
+     * @param string|array $relationNames the names of the relations of primary models to be loaded from database. See [[ActiveQueryInterface::with()]] on how to specify this argument.
+     * @param bool $asArray whether to load each related model as an array or an object (if the relation itself does not specify that).
+     * @since 2.0.49
+     */
+    public static function loadRelationsFor(&$models, $relationNames, $asArray = false)
+    {
+        // ActiveQueryTrait::findWith() called below assumes $models array is non-empty.
+        if (empty($models)) {
+            return;
+        }
+
+        static::find()->asArray($asArray)->findWith((array)$relationNames, $models);
+    }
+
+    /**
+     * Eager loads related models for the already loaded primary model.
+     *
+     * Helps to reduce the number of queries performed against database if some related models are only used
+     * when a specific condition is met. For example:
+     *
+     * ```php
+     * $customer = Customer::find()->where(['id' => 123])->one();
+     * if (Yii:app()->getUser()->getIdentity()->canAccessOrders()) {
+     *     $customer->loadRelations('orders.items');
+     * }
+     * ```
+     *
+     * @param string|array $relationNames the names of the relations of this model to be loaded from database. See [[ActiveQueryInterface::with()]] on how to specify this argument.
+     * @param bool $asArray whether to load each relation as an array or an object (if the relation itself does not specify that).
+     * @since 2.0.49
+     */
+    public function loadRelations($relationNames, $asArray = false)
+    {
+        $models = [$this];
+        static::loadRelationsFor($models, $relationNames, $asArray);
+    }
 }
diff --git a/framework/helpers/mimeAliases.php b/framework/helpers/mimeAliases.php
index 4cd89888a7..a9e677adcb 100644
--- a/framework/helpers/mimeAliases.php
+++ b/framework/helpers/mimeAliases.php
@@ -3,6 +3,9 @@
  * MIME aliases.
  *
  * This file contains aliases for MIME types.
+ *
+ * All extra changes made to this file must be comitted to /build/controllers/MimeTypeController.php
+ * otherwise they will be lost on next build.
  */
 return [
     'text/rtf' => 'application/rtf',
diff --git a/framework/helpers/mimeExtensions.php b/framework/helpers/mimeExtensions.php
index 946d61cd0c..e4936030fd 100644
--- a/framework/helpers/mimeExtensions.php
+++ b/framework/helpers/mimeExtensions.php
@@ -8,6 +8,9 @@
  * Its content is generated from the apache http mime.types file.
  * https://svn.apache.org/viewvc/httpd/httpd/trunk/docs/conf/mime.types?view=markup
  * This file has been placed in the public domain for unlimited redistribution.
+ *
+ * All extra changes made to this file must be comitted to /build/controllers/MimeTypeController.php
+ * otherwise they will be lost on next build.
  */
 return [
     'application/andrew-inset' => 'ez',
diff --git a/framework/helpers/mimeTypes.php b/framework/helpers/mimeTypes.php
index e91f80f95f..f895e8d072 100644
--- a/framework/helpers/mimeTypes.php
+++ b/framework/helpers/mimeTypes.php
@@ -7,6 +7,9 @@
  * Its content is generated from the apache http mime.types file.
  * https://svn.apache.org/viewvc/httpd/httpd/trunk/docs/conf/mime.types?view=markup
  * This file has been placed in the public domain for unlimited redistribution.
+ *
+ * All extra changes made to this file must be comitted to /build/controllers/MimeTypeController.php
+ * otherwise they will be lost on next build.
  */
 $mimeTypes = [
     123 => 'application/vnd.lotus-1-2-3',
diff --git a/framework/log/FileTarget.php b/framework/log/FileTarget.php
index d816f73a8d..d4c267e2ed 100644
--- a/framework/log/FileTarget.php
+++ b/framework/log/FileTarget.php
@@ -107,9 +107,8 @@ class FileTarget extends Target
     public function export()
     {
         $text = implode("\n", array_map([$this, 'formatMessage'], $this->messages)) . "\n";
-        $trimmedText = trim($text);
 
-        if (empty($trimmedText)) {
+        if (trim($text) === '') {
             return; // No messages to export, so we exit the function early
         }
 
diff --git a/framework/messages/ko/yii.php b/framework/messages/ko/yii.php
index 4fe82311fe..b0ad872fe7 100644
--- a/framework/messages/ko/yii.php
+++ b/framework/messages/ko/yii.php
@@ -75,8 +75,8 @@ return [
     '{attribute} must be greater than or equal to "{compareValue}".' => '{attribute}는 "{compareValue}" 보다 크거나 같아야 합니다.',
     '{attribute} must be less than "{compareValue}".' => '{attribute}는 "{compareValue}" 보다 작아야 합니다.',
     '{attribute} must be less than or equal to "{compareValue}".' => '{attribute}는 "{compareValue}" 보다 작거나 같아야 합니다.',
-    '{attribute} must be no greater than {max}.' => '{attribute}는 "{compareValue}" 보다 클 수 없습니다.',
-    '{attribute} must be no less than {min}.' => '{attribute}는 "{compareValue}" 보다 작을 수 없습니다.',
+    '{attribute} must be no greater than {max}.' => '{attribute}는 "{max}" 보다 클 수 없습니다.',
+    '{attribute} must be no less than {min}.' => '{attribute}는 "{min}" 보다 작을 수 없습니다.',
     '{attribute} must be repeated exactly.' => '{attribute}는 정확하게 반복합니다.',
     '{attribute} must not be equal to "{compareValue}".' => '{attribute}는 "{compareValue}"와 같을 수 없습니다.',
     '{attribute} should contain at least {min, number} {min, plural, one{character} other{characters}}.' => '{attribute}는 최소 {min}자 이어야합니다.',
diff --git a/framework/widgets/MaskedInputAsset.php b/framework/widgets/MaskedInputAsset.php
index 57748be86f..473f4315ff 100644
--- a/framework/widgets/MaskedInputAsset.php
+++ b/framework/widgets/MaskedInputAsset.php
@@ -21,7 +21,7 @@ class MaskedInputAsset extends AssetBundle
 {
     public $sourcePath = '@bower/inputmask/dist';
     public $js = [
-        'jquery.inputmask.bundle.js',
+        'jquery.inputmask.js',
     ];
     public $depends = [
         'yii\web\YiiAsset',
diff --git a/tests/framework/db/ActiveRecordTest.php b/tests/framework/db/ActiveRecordTest.php
index b74803b94d..e50cca3e02 100644
--- a/tests/framework/db/ActiveRecordTest.php
+++ b/tests/framework/db/ActiveRecordTest.php
@@ -2225,6 +2225,53 @@ abstract class ActiveRecordTest extends DatabaseTestCase
         $attr = 'model2.doesNotExist.attr1';
         $this->assertEquals($model->generateAttributeLabel($attr), $model->getAttributeLabel($attr));
     }
+
+    public function testLoadRelations()
+    {
+        // Test eager loading relations for multiple primary models using loadRelationsFor().
+        /** @var Customer[] $customers */
+        $customers = Customer::find()->all();
+        Customer::loadRelationsFor($customers, ['orders.items']);
+        foreach ($customers as $customer) {
+            $this->assertTrue($customer->isRelationPopulated('orders'));
+            foreach ($customer->orders as $order) {
+                $this->assertTrue($order->isRelationPopulated('items'));
+            }
+        }
+
+        // Test eager loading relations as arrays.
+        /** @var array $customers */
+        $customers = Customer::find()->asArray(true)->all();
+        Customer::loadRelationsFor($customers, ['orders.items' => function ($query) { $query->asArray(false); }], true);
+        foreach ($customers as $customer) {
+            $this->assertTrue(isset($customer['orders']));
+            $this->assertTrue(is_array($customer['orders']));
+            foreach ($customer['orders'] as $order) {
+                $this->assertTrue(is_array($order));
+                $this->assertTrue(isset($order['items']));
+                $this->assertTrue(is_array($order['items']));
+                foreach ($order['items'] as $item) {
+                    $this->assertFalse(is_array($item));
+                }
+            }
+        }
+
+        // Test eager loading relations for a single primary model using loadRelations().
+        /** @var Customer $customer */
+        $customer = Customer::find()->where(['id' => 1])->one();
+        $customer->loadRelations('orders.items');
+        $this->assertTrue($customer->isRelationPopulated('orders'));
+        foreach ($customer->orders as $order) {
+            $this->assertTrue($order->isRelationPopulated('items'));
+        }
+
+        // Test eager loading previously loaded relation (relation value should be replaced with a new value loaded from database).
+        /** @var Customer $customer */
+        $customer = Customer::find()->where(['id' => 2])->with(['orders' => function ($query) { $query->orderBy(['id' => SORT_ASC]); }])->one();
+        $this->assertTrue($customer->orders[0]->id < $customer->orders[1]->id, 'Related models should be sorted by ID in ascending order.');
+        $customer->loadRelations(['orders' => function ($query) { $query->orderBy(['id' => SORT_DESC]); }]);
+        $this->assertTrue($customer->orders[0]->id > $customer->orders[1]->id, 'Related models should be sorted by ID in descending order.');
+    }
 }
 
 class LabelTestModel1 extends \yii\db\ActiveRecord