From 179e051ae677388622d8130281b613aee9fe03e2 Mon Sep 17 00:00:00 2001
From: Joel Natividad <1980690+jqnatividad@users.noreply.github.com>
Date: Fri, 18 Oct 2024 09:58:50 -0400
Subject: [PATCH] `stats`: add note about validating input CSV files in case of
 `stats` errors

[skip ci]
---
 src/cmd/stats.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/cmd/stats.rs b/src/cmd/stats.rs
index 4896da189..6d2001d95 100644
--- a/src/cmd/stats.rs
+++ b/src/cmd/stats.rs
@@ -1,5 +1,9 @@
 static USAGE: &str = r#"
-Compute summary statistics & infers data types for each column in a CSV. 
+Compute summary statistics & infers data types for each column in a CSV.
+
+> NOTE: `stats` is heavily optimized for speed. It assumes the CSV is well-formed and
+UTF-8 encoded. If you encounter problems generating stats, use `qsv validate` to confirm the
+input CSV is valid.
 
 Summary statistics includes sum, min/max/range, sort order, min/max/sum/avg length, mean,
 standard error of the mean (SEM), stddev, variance, coefficient of variation (CV), nullcount,