Explicit variable name for SYBASE

Author: xBu3n0

README.md

@@ -97,11 +97,11 @@ The file is usualy found in **/etc/freetds/freetds.conf**. Set the configuration
 ```
 
 ## Configuring the charset between the database and the application
-To configure the charset between the database and the application, add the fields `DATABASE_CHARSET` and `APPLICATION_CHARSET` in `.env` file, see the following example:
+To configure the charset between the database and the application, add the fields `SYBASE_DATABASE_CHARSET` and `SYBASE_APPLICATION_CHARSET` in `.env` file, see the following example:
 
 ```env
-DATABASE_CHARSET=CP850
-APPLICATION_CHARSET=UTF8
+SYBASE_DATABASE_CHARSET=CP850
+SYBASE_APPLICATION_CHARSET=UTF8
 ```
 ## Configuring the cache
 As the library consults table information whenever it receives a request, caching can be used to avoid excessive queries

src/Database/Connection.php

@@ -361,8 +361,8 @@ private function compileNewQuery($query, $bindings)
         $newQuery = join(array_map(fn($k1, $k2) => $k1.$k2, $partQuery, $bindings));
         $newQuery = str_replace('[]', '', $newQuery);
 
-        $db_charset = env('DATABASE_CHARSET');
-        $app_charset = env('APPLICATION_CHARSET');
+        $db_charset = env('SYBASE_DATABASE_CHARSET');
+        $app_charset = env('SYBASE_APPLICATION_CHARSET');
 
         if($db_charset && $app_charset) {
             $newQuery = mb_convert_encoding($newQuery, $db_charset, $app_charset);
@@ -397,8 +397,8 @@ public function select($query, $bindings = [], $useReadPdo = true)
 
             $result = $statement->fetchAll($this->getFetchMode());
 
-            $db_charset = env('DATABASE_CHARSET');
-            $app_charset = env('APPLICATION_CHARSET');
+            $db_charset = env('SYBASE_DATABASE_CHARSET');
+            $app_charset = env('SYBASE_APPLICATION_CHARSET');
 
             if($db_charset && $app_charset) {
                 foreach($result as &$r) {