From 5b7827ec07d4deaf0d57f2fabf9ca91df22c8fd9 Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <bradfitz@golang.org>
Date: Tue, 15 Nov 2011 14:29:45 -0800
Subject: [PATCH] sql: document that for drivers, io.EOF means no more rows

This was used in the sql package + tests, but never
documented.

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5372107
---
 src/pkg/exp/sql/driver/driver.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/pkg/exp/sql/driver/driver.go b/src/pkg/exp/sql/driver/driver.go
index 35fc6ae43c..9fc47905ce 100644
--- a/src/pkg/exp/sql/driver/driver.go
+++ b/src/pkg/exp/sql/driver/driver.go
@@ -138,6 +138,8 @@ type Rows interface {
 	// The dest slice may be populated with only with values
 	// of subset types defined above, but excluding string.
 	// All string values must be converted to []byte.
+	//
+	// Next should return io.EOF when there are no more rows.
 	Next(dest []interface{}) error
 }