Adding SQLite example.

sqlite/_example/Makefile

+all:
+	cat example.sql | sqlite3 example.db

sqlite/_example/example.sql

+DROP TABLE IF EXISTS "birthdays";
+CREATE TABLE "birthdays" (
+  "name" varchar(50) DEFAULT NULL,
+  "born" varchar(12) DEFAULT NULL
+);

sqlite/_example/main.go

+package main
+
+import (
+	"fmt"
+	"time"
+	"upper.io/db"
+	_ "upper.io/db/sqlite"
+)
+
+var settings = db.Settings{
+	Database: `example.db`,
+}
+
+type Birthday struct {
+	Name string    `field:"name"`
+	Born time.Time `field:"born"`
+}
+
+func main() {
+
+	sess, err := db.Open("sqlite", settings)
+
+	if err != nil {
+		fmt.Println("Please create the `example.db` sqlite3 database.")
+		return
+	}
+
+	defer sess.Close()
+
+	birthdayCollection, err := sess.Collection("birthdays")
+
+	if err != nil {
+		fmt.Println(err.Error())
+		return
+	}
+
+	err = birthdayCollection.Truncate()
+
+	if err != nil {
+		fmt.Println(err.Error())
+		return
+	}
+
+	birthdayCollection.Append(Birthday{
+		Name: "Hayao Miyazaki",
+		Born: time.Date(1941, time.January, 5, 0, 0, 0, 0, time.UTC),
+	})
+
+	birthdayCollection.Append(Birthday{
+		Name: "Nobuo Uematsu",
+		Born: time.Date(1959, time.March, 21, 0, 0, 0, 0, time.UTC),
+	})
+
+	birthdayCollection.Append(Birthday{
+		Name: "Hironobu Sakaguchi",
+		Born: time.Date(1962, time.November, 25, 0, 0, 0, 0, time.UTC),
+	})
+
+	var res db.Result
+
+	res = birthdayCollection.Find()
+
+	var birthdays []Birthday
+
+	err = res.All(&birthdays)
+
+	if err != nil {
+		panic(err.Error())
+		return
+	}
+
+	for _, birthday := range birthdays {
+		fmt.Printf("%s was born in %s.\n", birthday.Name, birthday.Born.Format("January 2, 2006"))
+	}
+
+}