From 76492c17d5824d93f60a6d28b4b3c558bf2f5263 Mon Sep 17 00:00:00 2001
From: Rene Fichtmueller <renefichtmueller@MacStudio-von-Rene-8.local>
Date: Wed, 13 May 2026 17:38:43 +0200
Subject: [PATCH] fix: make wavelength_tx_nm nullable in ieee_wavelength_lookup
 for Copper/RJ45 entries

---
 sql/111-ieee-msa-wavelength-lookup.sql | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sql/111-ieee-msa-wavelength-lookup.sql b/sql/111-ieee-msa-wavelength-lookup.sql
index b081730..a9de3bc 100644
--- a/sql/111-ieee-msa-wavelength-lookup.sql
+++ b/sql/111-ieee-msa-wavelength-lookup.sql
@@ -9,7 +9,7 @@ CREATE TABLE IF NOT EXISTS ieee_wavelength_lookup (
   fiber_type      TEXT    NOT NULL,   -- 'SMF', 'MMF', 'DAC', 'AOC'
   reach_min_m     INTEGER NOT NULL,
   reach_max_m     INTEGER NOT NULL,
-  wavelength_tx_nm INTEGER NOT NULL,
+  wavelength_tx_nm INTEGER,           -- NULL for Copper/RJ45 (no optical wavelength)
   wavelength_rx_nm INTEGER,           -- NULL = gleich wie TX (kein BiDi)
   connector_type  TEXT    NOT NULL,
   ieee_standard   TEXT,               -- z.B. '802.3ae', 'SFF-8431'