From 63f807a8eb26de44c11285a4c9300a1c69943501 Mon Sep 17 00:00:00 2001
From: Michael Qin <1mike12@gmail.com>
Date: Thu, 6 Jul 2023 04:06:24 -0500
Subject: [PATCH] Update static-properties.md (#2340)

update docs for `idColumn` to let others know how to disable default primary key assumption
---
 doc/api/model/static-properties.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/doc/api/model/static-properties.md b/doc/api/model/static-properties.md
index 3798dfce6..025f8c84e 100644
--- a/doc/api/model/static-properties.md
+++ b/doc/api/model/static-properties.md
@@ -118,6 +118,8 @@ Composite id can be specified by giving an array of column names.
 
 Defaults to 'id'.
 
+You can return `null` in order to tell objection there is no primary key. This may be useful in models of join tables.
+
 ## `static` jsonSchema
 
 ```js