- Multiple bugfixe linked to query fragments

- Added a new SearchRequest package to handle search request efficiently

src/Common/EntityField.php

@@ -27,7 +27,7 @@ class EntityField
         # Must use REFLECTION before throwing this value.
         # Should first check if it's a relation field, and if it is,
         # it's real key must be returned (PK usually)
-        return $useAlias ? "{$this->alias}.\"{$this->name}\"" : "\"{$this->name}\"";
+        return $useAlias ? "{$this->alias}.`{$this->name}`" : "`{$this->name}`";
     }
 
     public static function isScalarType($type) : bool

src/Common/PdoObject.php

@@ -8,8 +8,6 @@ use PDO,
 class PdoObject extends PDO {
 
     public function select(string $sql, array $parameters = []): PDOStatement {
-        # var_dump($sql, $parameters); die();
-        
         try {
             if (false !== ( $statement = $this->prepare($sql) )) {
                 $statement = $this->execute($statement, $parameters, false);
@@ -23,8 +21,6 @@ class PdoObject extends PDO {
     }
 
     public function runQuery(string $sql, array $parameters = []): ? PDOStatement {
-       # dump($sql, $parameters); return null;
-        
         try {
             if (false !== ( $statement = $this->prepare($sql) )) {
                 return $this->execute($statement, $parameters, true);
@@ -50,8 +46,9 @@ class PdoObject extends PDO {
                 }
 
                 return $statement;
-            } else {
-                throw new PDOException('Could not begin transaction or given statement is invalid.');
+            } 
+            else {
+                throw new \PDOException($statement->errorCode() . " - " . json_encode($statement->errorInfo()));
             }
         } catch (\PDOException $e) {
             $this->rollback();