Awesome Nested Set
LeftJoins
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| Awesome Nested Set | LeftJoins | |
|---|---|---|
| 2 | 0 | |
| 2,334 | 7 | |
| 0.3% | - | |
| 2.1 | 0.0 | |
| 10 months ago | about 2 years ago | |
| Ruby | Ruby | |
| MIT License | MIT License |
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Awesome Nested Set
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Active record: how to recursively load children of children of children in one query?
Another option is to use something like AwesomeNestedSet which does basically the same thing as the previous suggestion but with a whole lot more flexibility (and likely more reliably performant).
- The surprisingly difficult problem of user-defined order in SQL
LeftJoins
We haven't tracked posts mentioning LeftJoins yet.
Tracking mentions began in Dec 2020.
What are some alternatives?
Ancestry - Organise ActiveRecord model into a tree structure
Closure Tree - Easily and efficiently make your ActiveRecord models support hierarchies
ActsAsTree - ActsAsTree -- Extends ActiveRecord to add simple support for organizing items into parent–children relationships.
Mongoid Tree - A tree structure for Mongoid documents using the materialized path pattern
rails_or - Cleaner syntax for writing OR Query in Rails 5, 6. And also add #or support to Rails 3 and 4.
Filtered - Filters ActiveRecord queries in a nice way
BabySqueel - :pig: An expressive query DSL for Active Record
Rails PG Extras - Rails PostgreSQL database performance insights. Locks, index usage, buffer cache hit ratios, vacuum stats and more.
FindWithOrder - Provides a simple way to find records in the same order of input array. Has better performance than manually sorting. (Support both PostgreSQL and MySQL)
Atomically - An ActiveRecord extension for writing commonly useful atomic SQL statements to avoid race condition.
SanitizeSqlLike - Backport #sanitize_sql_like method from Rails 4 for Rails 3. Sanitizes a string so that it is safe to use within an SQL LIKE statement.
Acts As Tennant - Easy multi-tenancy for Rails in a shared database setup.