upper.io/db.v2

The db.v2 package

The upper.io/db.v2 package for Go it's not an ORM, just a productive data access layer for Go which provides a common interface to work with different data sources such as PostgreSQL, MySQL, SQLite, QL and MongoDB.

go get upper.io/db.v2

User documentation

This is the source code repository, see examples and documentation at upper.io/db.v2.

Demo

package main

import (
	"log"

	"upper.io/db.v2/postgresql"
)

var settings = postgresql.ConnectionURL{
	Host:     "demo.upper.io",
	Database: "booktown",
	User:     "demouser",
	Password: "demop4ss",
}

type Book struct {
	ID        int    `db:"id"`
	Title     string `db:"title"`
	AuthorID  int    `db:"author_id"`
	SubjectID int    `db:"subject_id"`
}

func main() {
	sess, err := postgresql.Open(settings)
	if err != nil {
		log.Fatalf("db.Open(): %q\n", err)
	}
	defer sess.Close()

	booksCol := sess.Collection("books")

	var books []Book
	err = booksCol.Find().All(&books)
	if err != nil {
		log.Fatalf("Find(): %q\n", err)
	}

	for i, book := range books {
		log.Printf("Book %d: %#v\n", i, book)
	}
}

go run _examples/booktown-books/main.go
2016/05/23 18:08:03 Book 0: main.Book{ID:7808, Title:"The Shining", AuthorID:4156, SubjectID:9}
2016/05/23 18:08:03 Book 1: main.Book{ID:4513, Title:"Dune", AuthorID:1866, SubjectID:15}
2016/05/23 18:08:03 Book 2: main.Book{ID:4267, Title:"2001: A Space Odyssey", AuthorID:2001, SubjectID:15}
2016/05/23 18:08:03 Book 3: main.Book{ID:1608, Title:"The Cat in the Hat", AuthorID:1809, SubjectID:2}
2016/05/23 18:08:03 Book 4: main.Book{ID:1590, Title:"Bartholomew and the Oobleck", AuthorID:1809, SubjectID:2}
2016/05/23 18:08:03 Book 5: main.Book{ID:25908, Title:"Franklin in the Dark", AuthorID:15990, SubjectID:2}
2016/05/23 18:08:03 Book 6: main.Book{ID:1501, Title:"Goodnight Moon", AuthorID:2031, SubjectID:2}
2016/05/23 18:08:03 Book 7: main.Book{ID:190, Title:"Little Women", AuthorID:16, SubjectID:6}
2016/05/23 18:08:03 Book 8: main.Book{ID:1234, Title:"The Velveteen Rabbit", AuthorID:25041, SubjectID:3}
2016/05/23 18:08:03 Book 9: main.Book{ID:2038, Title:"Dynamic Anatomy", AuthorID:1644, SubjectID:0}
2016/05/23 18:08:03 Book 10: main.Book{ID:156, Title:"The Tell-Tale Heart", AuthorID:115, SubjectID:9}
2016/05/23 18:08:03 Book 11: main.Book{ID:41473, Title:"Programming Python", AuthorID:7805, SubjectID:4}
2016/05/23 18:08:03 Book 12: main.Book{ID:41477, Title:"Learning Python", AuthorID:7805, SubjectID:4}
2016/05/23 18:08:03 Book 13: main.Book{ID:41478, Title:"Perl Cookbook", AuthorID:7806, SubjectID:4}
2016/05/23 18:08:03 Book 14: main.Book{ID:41472, Title:"Practical PostgreSQL", AuthorID:1212, SubjectID:4}

License

This project is licensed under the terms of the MIT License.

Copyright (c) 2012-present The upper.io/db authors. All rights reserved.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Authors and contributors

• José Carlos Nieto <jose.carlos@menteslibres.net>
• Peter Kieltyka <peter@pressly.com>
• Maciej Lisiewski <maciej.lisiewski@gmail.com>
• Max Hawkins <maxhawkins@google.com>
• Paul Xue <paul.xue@pressly.com>
• Kevin Darlington <kdarlington@gmail.com>
• Lars Buitinck <l.buitinck@esciencecenter.nl>
• icattlecoder <icattlecoder@gmail.com>
• Aaron <aaron.l.france@gmail.com>
• Hiram J. Pérez <worg@linuxmail.org>
• Julien Schmidt <github@julienschmidt.com>
• Max Hawkins <maxhawkins@gmail.com>
• Piotr "Orange" Zduniak <piotr@zduniak.net>
• achun <achun.shx@qq.com>
• rjmcguire <rjmcguire@gmail.com>
• wei2912 <wei2912_support@hotmail.com>