Giter Club home page Giter Club logo

2.6-rails-range-research's Introduction

Research for ruby 2.6 infinite range in ActiveRecord range

postresql

> User.where(id: (1..))
  SELECT  "users".* FROM "users" WHERE "users"."id" BETWEEN $1 AND $2 LIMIT $3  [["id", 1], ["id", nil], ["LIMIT", 11]]
=> #<ActiveRecord::Relation []>
posgre_development=# SELECT * FROM users WHERE users.id BETWEEN 0 AND NULL;
 id | created_at | updated_at 
----+------------+------------
(0 rows)

sqlite3

> User.where(id: (1..))
  User Load (0.2ms)  SELECT  "users".* FROM "users" WHERE "users"."id" BETWEEN ? AND ? LIMIT ?  [["id", 1], ["id", nil], ["LIMIT", 11]]
=> #<ActiveRecord::Relation []>
sqlite> SELECT * FROM users WHERE users.id BETWEEN 0 AND 1;
1|2019-01-09 16:19:13.215559|2019-01-09 16:19:13.215559
sqlite> SELECT * FROM users WHERE users.id BETWEEN 0 AND NULL;
sqlite> 

result is null

mysql

> User.where(id: (1..))
  User Load (17.5ms)  SELECT  `users`.* FROM `users` WHERE `users`.`id` BETWEEN 1 AND NULL LIMIT 11
=> #<ActiveRecord::Relation []>
mysql> SELECT `users`.* FROM `users` WHERE `users`.`id` BETWEEN 0 AND NULL;
Empty set (0.00 sec)

Oracle

SELECT * FROM USERS WHERE USERS.ID BETWEEN 1 AND NULL;

no rows selected

2.6-rails-range-research's People

Contributors

colorbox avatar

Watchers

 avatar

Recommend Projects

  • React photo React

    A declarative, efficient, and flexible JavaScript library for building user interfaces.

  • Vue.js photo Vue.js

    ๐Ÿ–– Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

  • Typescript photo Typescript

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

  • TensorFlow photo TensorFlow

    An Open Source Machine Learning Framework for Everyone

  • Django photo Django

    The Web framework for perfectionists with deadlines.

  • D3 photo D3

    Bring data to life with SVG, Canvas and HTML. ๐Ÿ“Š๐Ÿ“ˆ๐ŸŽ‰

Recommend Topics

  • javascript

    JavaScript (JS) is a lightweight interpreted programming language with first-class functions.

  • web

    Some thing interesting about web. New door for the world.

  • server

    A server is a program made to process requests and deliver data to clients.

  • Machine learning

    Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.

  • Game

    Some thing interesting about game, make everyone happy.

Recommend Org

  • Facebook photo Facebook

    We are working to build community through open source technology. NB: members must have two-factor auth.

  • Microsoft photo Microsoft

    Open source projects and samples from Microsoft.

  • Google photo Google

    Google โค๏ธ Open Source for everyone.

  • D3 photo D3

    Data-Driven Documents codes.