Update database.php

Author: kkamara

config/database.php

@@ -37,6 +37,9 @@
             'database' => env('DB_DATABASE', database_path('database.sqlite')),
             'prefix' => '',
             'foreign_key_constraints' => env('DB_FOREIGN_KEYS', true),
+            'busy_timeout' => null,
+            'journal_mode' => null,
+            'synchronous' => null,
         ],
 
         'mysql' => [
@@ -48,8 +51,8 @@
             'username' => env('DB_USERNAME', 'root'),
             'password' => env('DB_PASSWORD', ''),
             'unix_socket' => env('DB_SOCKET', ''),
-            'charset' => env('DB_CHARSET', 'utf8'),
-            'collation' => env('DB_COLLATION', 'utf8_unicode_ci'),
+            'charset' => env('DB_CHARSET', 'utf8mb4'),
+            'collation' => env('DB_COLLATION', 'utf8mb4_unicode_ci'),
             'prefix' => '',
             'prefix_indexes' => true,
             'strict' => true,
@@ -69,7 +72,7 @@
             'password' => env('DB_PASSWORD', ''),
             'unix_socket' => env('DB_SOCKET', ''),
             'charset' => env('DB_CHARSET', 'utf8mb4'),
-            'collation' => env('DB_COLLATION', 'utf8mb4_uca1400_ai_ci'),
+            'collation' => env('DB_COLLATION', 'utf8mb4_unicode_ci'),
             'prefix' => '',
             'prefix_indexes' => true,
             'strict' => true,
@@ -145,6 +148,7 @@
         'options' => [
             'cluster' => env('REDIS_CLUSTER', 'redis'),
             'prefix' => env('REDIS_PREFIX', Str::slug(env('APP_NAME', 'laravel'), '_').'_database_'),
+            'persistent' => env('REDIS_PERSISTENT', false),
         ],
 
         'default' => [