From e805e86632f932044dac55a95f8b99edc145def2 Mon Sep 17 00:00:00 2001
From: Greg Caporaso <192372+gregcaporaso@users.noreply.github.com>
Date: Thu, 10 Oct 2024 10:19:32 -0700
Subject: [PATCH] MAINT: add note about case insensitivity of column names
 (#591)

fixes https://github.com/qiime2/docs/issues/577

Note that this was also addressed for the new user docs (coming soon!) in https://github.com/caporaso-lab/using-qiime2/pull/3.
---
 source/tutorials/metadata.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/tutorials/metadata.rst b/source/tutorials/metadata.rst
index 0a620ec..a6b6b4a 100644
--- a/source/tutorials/metadata.rst
+++ b/source/tutorials/metadata.rst
@@ -107,7 +107,7 @@ The following rules apply to column names:
 
 - May consist of any Unicode characters.
 - Cannot be empty (i.e. column names must consist of at least one character).
-- Must be unique (exact string matching is performed to detect duplicates).
+- Must be unique without regard to case (e.g., columns `foo` and `Foo` in the same file are not allowed).
 - Column names cannot use any of the reserved ID column names described in the section :ref:`identifier-column`.
 
 The following rules apply to column values: