diff --git a/src/app/Console/Commands/Scalpel/TenantSetting/CreateCommand.php b/src/app/Console/Commands/Scalpel/TenantSetting/CreateCommand.php
--- a/src/app/Console/Commands/Scalpel/TenantSetting/CreateCommand.php
+++ b/src/app/Console/Commands/Scalpel/TenantSetting/CreateCommand.php
@@ -6,6 +6,8 @@
 
 class CreateCommand extends ObjectCreateCommand
 {
+    protected $hidden = true;
+
     protected $commandPrefix = 'scalpel';
     protected $objectClass = \App\TenantSetting::class;
     protected $objectName = 'tenant-setting';
diff --git a/src/app/Console/Commands/Scalpel/TenantSetting/UpdateCommand.php b/src/app/Console/Commands/Scalpel/TenantSetting/UpdateCommand.php
--- a/src/app/Console/Commands/Scalpel/TenantSetting/UpdateCommand.php
+++ b/src/app/Console/Commands/Scalpel/TenantSetting/UpdateCommand.php
@@ -6,6 +6,8 @@
 
 class UpdateCommand extends ObjectUpdateCommand
 {
+    protected $hidden = true;
+
     protected $commandPrefix = 'scalpel';
     protected $objectClass = \App\TenantSetting::class;
     protected $objectName = 'tenant-setting';
diff --git a/src/app/Console/Commands/Scalpel/Wallet/SettingsCommand.php b/src/app/Console/Commands/Scalpel/Wallet/SettingsCommand.php
--- a/src/app/Console/Commands/Scalpel/Wallet/SettingsCommand.php
+++ b/src/app/Console/Commands/Scalpel/Wallet/SettingsCommand.php
@@ -6,6 +6,8 @@
 
 class SettingsCommand extends ObjectRelationListCommand
 {
+    protected $hidden = true;
+
     protected $commandPrefix = 'scalpel';
     protected $objectClass = \App\Wallet::class;
     protected $objectName = 'wallet';
diff --git a/src/app/Console/Commands/Scalpel/WalletSetting/CreateCommand.php b/src/app/Console/Commands/Scalpel/WalletSetting/CreateCommand.php
--- a/src/app/Console/Commands/Scalpel/WalletSetting/CreateCommand.php
+++ b/src/app/Console/Commands/Scalpel/WalletSetting/CreateCommand.php
@@ -6,6 +6,8 @@
 
 class CreateCommand extends ObjectCreateCommand
 {
+    protected $hidden = true;
+
     protected $commandPrefix = 'scalpel';
     protected $objectClass = \App\WalletSetting::class;
     protected $objectName = 'wallet-setting';
diff --git a/src/app/Console/Commands/Scalpel/WalletSetting/UpdateCommand.php b/src/app/Console/Commands/Scalpel/WalletSetting/UpdateCommand.php
--- a/src/app/Console/Commands/Scalpel/WalletSetting/UpdateCommand.php
+++ b/src/app/Console/Commands/Scalpel/WalletSetting/UpdateCommand.php
@@ -6,6 +6,8 @@
 
 class UpdateCommand extends ObjectUpdateCommand
 {
+    protected $hidden = true;
+
     protected $commandPrefix = 'scalpel';
     protected $objectClass = \App\WalletSetting::class;
     protected $objectName = 'wallet-setting';
diff --git a/src/app/Console/ObjectCreateCommand.php b/src/app/Console/ObjectCreateCommand.php
--- a/src/app/Console/ObjectCreateCommand.php
+++ b/src/app/Console/ObjectCreateCommand.php
@@ -25,7 +25,7 @@
         parent::__construct();
     }
 
-    public function getProperties()
+    protected function getProperties()
     {
         if (!empty($this->properties)) {
             return $this->properties;
@@ -44,19 +44,13 @@
 
     /**
      * Execute the console command.
-     *
-     * @return mixed
      */
     public function handle()
     {
-        $this->getProperties();
-
-        $class = new $this->objectClass();
-
-        $object = $this->objectClass::create($this->properties);
+        $object = $this->objectClass::create($this->getProperties());
 
         if ($object) {
-            $this->info($object->{$class->getKeyName()});
+            $this->info($object->{$object->getKeyName()});
         } else {
             $this->error("Object could not be created.");
         }
diff --git a/src/app/Console/ObjectDeleteCommand.php b/src/app/Console/ObjectDeleteCommand.php
--- a/src/app/Console/ObjectDeleteCommand.php
+++ b/src/app/Console/ObjectDeleteCommand.php
@@ -20,20 +20,6 @@
             $this->objectName
         );
 
-        $class = new $this->objectClass();
-
-        try {
-            foreach (Schema::getColumnListing($class->getTable()) as $column) {
-                if ($column == "id") {
-                    continue;
-                }
-
-                $this->signature .= " {--{$column}=}";
-            }
-        } catch (\Exception $e) {
-            \Log::error("Could not extract options: {$e->getMessage()}");
-        }
-
         $classes = class_uses_recursive($this->objectClass);
 
         if (in_array(SoftDeletes::class, $classes)) {
@@ -43,29 +29,6 @@
         parent::__construct();
     }
 
-    public function getProperties()
-    {
-        if (!empty($this->properties)) {
-            return $this->properties;
-        }
-
-        $class = new $this->objectClass();
-
-        $this->properties = [];
-
-        foreach (Schema::getColumnListing($class->getTable()) as $column) {
-            if ($column == "id") {
-                continue;
-            }
-
-            if (($value = $this->option($column)) !== null) {
-                $this->properties[$column] = $value;
-            }
-        }
-
-        return $this->properties;
-    }
-
     /**
      * Execute the console command.
      *
diff --git a/src/app/Console/ObjectUpdateCommand.php b/src/app/Console/ObjectUpdateCommand.php
--- a/src/app/Console/ObjectUpdateCommand.php
+++ b/src/app/Console/ObjectUpdateCommand.php
@@ -12,26 +12,35 @@
 {
     public function __construct()
     {
+        global $argv;
+
+        $command = sprintf("%s%s:update", $this->commandPrefix ? $this->commandPrefix . ':' : '', $this->objectName);
+
         $this->description = "Update a {$this->objectName}";
-        $this->signature = sprintf(
-            "%s%s:update {%s}",
-            $this->commandPrefix ? $this->commandPrefix . ":" : "",
-            $this->objectName,
-            $this->objectName
-        );
+        $this->signature = "{$command} {{$this->objectName}}";
 
         $class = new $this->objectClass();
 
-        try {
-            foreach (Schema::getColumnListing($class->getTable()) as $column) {
-                if ($column == "id") {
-                    continue;
+        // This constructor is called for every defined command, no matter which artisan
+        // command is being executed. We get the list of columns only when the cammand
+        // that requires it is being executed.
+        // This causes performance issue, but also for example use of composer install
+        // didn't work w/o a database connection.
+        // FIXME: $argv is different when invoking commands programmatically (e.g. in tests).
+        // Need to find a way to handle that in a better way. Maybe we "just" have to store
+        // list of available columns in the code.
+        if (strpos($argv[0] ?? '', 'artisan') === false || ($argv[1] ?? '') === $command) {
+            try {
+                foreach (Schema::getColumnListing($class->getTable()) as $column) {
+                    if ($column == 'id') {
+                        continue;
+                    }
+
+                    $this->signature .= " {--{$column}=}";
                 }
-
-                $this->signature .= " {--{$column}=}";
+            } catch (\Exception $e) {
+                \Log::error("Could not extract options: {$e->getMessage()}");
             }
-        } catch (\Exception $e) {
-            \Log::error("Could not extract options: {$e->getMessage()}");
         }
 
         $classes = class_uses_recursive($this->objectClass);
@@ -54,7 +63,7 @@
         $this->properties = [];
 
         foreach (Schema::getColumnListing($class->getTable()) as $column) {
-            if ($column == "id") {
+            if ($column == 'id') {
                 continue;
             }
 
@@ -90,8 +99,6 @@
             $object->{$property} = $value;
         }
 
-        $object->timestamps = false;
-
         if ($this->commandPrefix == 'scalpel') {
             $object->saveQuietly();
         } else {