From dc77e7c2da14312ae3362862f17201fee93f81bc Mon Sep 17 00:00:00 2001
From: Jack Christensen <jack@jackchristensen.com>
Date: Sat, 29 Jan 2022 08:17:50 -0600
Subject: [PATCH] Add QueryRow warning to DriverBytes

---
 pgtype/bytea.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pgtype/bytea.go b/pgtype/bytea.go
index 501e0c59..58f3b348 100644
--- a/pgtype/bytea.go
+++ b/pgtype/bytea.go
@@ -16,8 +16,9 @@ type BytesValuer interface {
 	BytesValue() ([]byte, error)
 }
 
-// DriverBytes is a byte slice that holds a reference to memory owned by the driver. It is only valid until the next
-// database method call. e.g. Any call to a Rows or Conn method invalidates the slice.
+// DriverBytes is a byte slice that holds a reference to memory owned by the driver. It is only valid from the time it
+// is scanned until Rows.Next or Rows.Close is called. It is safe to use in a function passed to QueryFunc. It is never
+// safe to use DriverBytes with QueryRow as Row.Scan internally calls Rows.Close before returning.
 type DriverBytes []byte
 
 func (b *DriverBytes) ScanBytes(v []byte) error {