From 04b08da9af0c450d645ab7389d1467308cfc2db8 Mon Sep 17 00:00:00 2001 From: Michael Stapelberg Date: Mon, 4 Mar 2013 21:27:36 +0100 Subject: Imported Upstream version 1.1~hg20130304 --- src/pkg/database/sql/example_test.go | 45 ++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/pkg/database/sql/example_test.go (limited to 'src/pkg/database/sql/example_test.go') diff --git a/src/pkg/database/sql/example_test.go b/src/pkg/database/sql/example_test.go new file mode 100644 index 000000000..d47eed50c --- /dev/null +++ b/src/pkg/database/sql/example_test.go @@ -0,0 +1,45 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package sql_test + +import ( + "database/sql" + "fmt" + "log" +) + +var db *sql.DB + +func ExampleDB_Query() { + age := 27 + rows, err := db.Query("SELECT name FROM users WHERE age=?", age) + if err != nil { + log.Fatal(err) + } + for rows.Next() { + var name string + if err := rows.Scan(&name); err != nil { + log.Fatal(err) + } + fmt.Printf("%s is %d\n", name, age) + } + if err := rows.Err(); err != nil { + log.Fatal(err) + } +} + +func ExampleDB_QueryRow() { + id := 123 + var username string + err := db.QueryRow("SELECT username FROM users WHERE id=?", id).Scan(&username) + switch { + case err == sql.ErrNoRows: + log.Printf("No user with that ID.") + case err != nil: + log.Fatal(err) + default: + fmt.Printf("Username is %s\n", username) + } +} -- cgit v1.2.3