https://github.com/FreeTDS/freetds/issues/57

--- DBlib/DBlib.xs.orig	Mon Mar 28 12:07:31 2016
+++ DBlib/DBlib.xs	Mon Mar 28 12:12:02 2016
@@ -137,7 +137,11 @@ typedef struct daterec
 #endif /* DBLIBVS < 1000 */
 
 #if !defined(DBMAXNAME)
-#define DBMAXNAME          MAXNAME
+/*
+ * https://msdn.microsoft.com/en-us/library/ms176061.aspx
+ * https://github.com/FreeTDS/freetds/commit/a19a535e80542d6a26473f748c0d5aa21f8c4233
+ */
+#define DBMAXNAME   128
 #endif
 
 typedef enum hash_key_id
