diff --git a/src/Adapter/SqlFieldMapper.php b/src/Adapter/SqlFieldMapper.php
index b1e45cd..e59efcb 100644
--- a/src/Adapter/SqlFieldMapper.php
+++ b/src/Adapter/SqlFieldMapper.php
@@ -47,7 +47,8 @@ class SqlFieldMapper
                 break;
 
             case "array":
-                $this->type = "JSON";
+                # Was set at JSON, but for now LONGTEXT is an alias of it (with additional constraints)
+                $this->type = "LONGTEXT";
                 break;
 
             case "string":
diff --git a/src/Entity/Mariadb/Column.php b/src/Entity/Mariadb/Column.php
new file mode 100644
index 0000000..a5ffce2
--- /dev/null
+++ b/src/Entity/Mariadb/Column.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Ulmus\Entity\Mariadb;
+
+use Ulmus\Attribute\Property\Field;
+
+class Column extends \Ulmus\Entity\Mysql\Column
+{
+    #[Field\Id]
+    public ? id $srs_id;
+
+    #[Field(name: "GENERATION_EXPRESSION", type: "longtext")]
+    public ? string $generationExpression;
+}
\ No newline at end of file
diff --git a/src/Entity/Mysql/Column.php b/src/Entity/Mysql/Column.php
index ca9d072..0f95f09 100644
--- a/src/Entity/Mysql/Column.php
+++ b/src/Entity/Mysql/Column.php
@@ -6,8 +6,8 @@ use Ulmus\Attribute\Property\Field;
 
 class Column extends \Ulmus\Entity\InformationSchema\Column
 {
-    #[Field\Id]
-    public ? id $srs_id;
+    ##[Field\Id]
+    #public ? id $srs_id;
 
     #[Field(name: "COLUMN_KEY", length: 3)]
     public string $key;
@@ -21,8 +21,8 @@ class Column extends \Ulmus\Entity\InformationSchema\Column
     #[Field(name: "COLUMN_COMMENT", length: 1024)]
     public string $comment;
 
-    #[Field(name: "GENERATION_EXPRESSION", type: "longtext")]
-    public ? string $generationExpression;
+    ##[Field(name: "GENERATION_EXPRESSION", type: "longtext")]
+    #public ? string $generationExpression;
 
     # TODO ! Handle FUNCTIONAL default value
     protected function canHaveDefaultValue(): bool
diff --git a/src/SearchRequest/SearchRequest.php b/src/SearchRequest/SearchRequest.php
index bd3f959..86fea5d 100644
--- a/src/SearchRequest/SearchRequest.php
+++ b/src/SearchRequest/SearchRequest.php
@@ -14,28 +14,4 @@ class SearchRequest implements SearchRequestInterface
         return $repository;
     }
 
-    public function wheres() : iterable
-    {
-        return array_filter($this->wheres + [
-        ], fn($i) => ! is_null($i) ) + [ ];
-    }
-
-    public function likes(): iterable
-    {
-        return array_filter($this->likes + [
-        ], fn($i) => ! is_null($i) ) + [];
-    }
-
-    public function groups(): iterable
-    {
-        return array_filter($this->groups + [
-        ], fn($e) => ! is_null($e)  && $e !== "" );
-    }
-
-    public function orders(): iterable
-    {
-        return array_filter($this->orders + [
-        ], fn($e) => ! is_null($e)  && $e !== "" );
-    }
-
 }
\ No newline at end of file
diff --git a/src/SearchRequest/SearchRequestFromRequestTrait.php b/src/SearchRequest/SearchRequestFromRequestTrait.php
index 60fb46b..ad16b6c 100644
--- a/src/SearchRequest/SearchRequestFromRequestTrait.php
+++ b/src/SearchRequest/SearchRequestFromRequestTrait.php
@@ -199,6 +199,36 @@ trait SearchRequestFromRequestTrait
         return $this;
     }
 
+    /* [[ Boilerplates which are ready to be copied */
+    public function wheres() : iterable
+    {
+        return array_filter($this->wheres + [
+
+        ], fn($i) => ! is_null($i) ) + [ ];
+    }
+
+    public function likes(): iterable
+    {
+        return array_filter($this->likes + [
+
+        ], fn($i) => ! is_null($i) ) + [];
+    }
+
+    public function groups(): iterable
+    {
+        return array_filter($this->groups + [
+
+        ], fn($e) => ! is_null($e)  && $e !== "" );
+    }
+
+    public function orders(): iterable
+    {
+        return array_filter($this->orders + [
+
+        ], fn($e) => ! is_null($e)  && $e !== "" );
+    }
+    /* ]] */
+
     protected function getValueFromSource(RequestInterface $request, string $propertyName, SearchParameter $attribute) : mixed
     {
         $queryParamName = $attribute->getParameters() ?: [ $propertyName ];
diff --git a/src/SearchRequest/SearchRequestInterface.php b/src/SearchRequest/SearchRequestInterface.php
index b2ab579..afb597b 100644
--- a/src/SearchRequest/SearchRequestInterface.php
+++ b/src/SearchRequest/SearchRequestInterface.php
@@ -5,6 +5,16 @@ namespace Ulmus\SearchRequest;
 use Ulmus\Repository;
 
 interface SearchRequestInterface {
+
+    /* HOW TO IMPLEMENT THIS !!? */
+    public const SEARCH_REQUEST_OPERATORS = "searchRequest:operators";
+    public const SEARCH_REQUEST_OPERATOR_EQUAL = "=";
+    public const SEARCH_REQUEST_OPERATOR_NOT_EQUAL = "!=";
+    public const SEARCH_REQUEST_OPERATOR_GREATER_THAN = ">";
+    public const SEARCH_REQUEST_OPERATOR_GREATER_OR_EQUAL_THAN = ">=";
+    public const SEARCH_REQUEST_OPERATOR_SMALLER_THAN = "<";
+    public const SEARCH_REQUEST_OPERATOR_SMALLER_OR_EQUAL_THAN = "<=";
+
     public function filter(Repository $repository) : Repository;
     
     public function wheres() : iterable;