Ancestry
counter_culture
| Ancestry | counter_culture | |
|---|---|---|
| 6 | 6 | |
| 3,690 | 1,883 | |
| - | - | |
| 5.8 | 6.6 | |
| 2 months ago | 2 months ago | |
| Ruby | Ruby | |
| MIT License | MIT License |
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Ancestry
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SQL help me please with multi nested childs
Making some guesses about what you’re trying to do, you’ll have to alter the table schema to do this efficiently. The ‘ancestry’ gem (https://github.com/stefankroes/ancestry ) can do the migration and update your parent_id-based data to enable all its cool features.
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Active record: how to recursively load children of children of children in one query?
Another gem that stores trees and can get a whole sub tree with one query is ancestry: https://github.com/stefankroes/ancestry
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Hierarchical data
Ancestry gem is what I always use for hiarichle data structures: https://github.com/stefankroes/ancestry If I understand what your looking for, it does pretty much exactly what you want.
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How to query Ancestry fast
Ancestry is a great library to organize models in a tree structure.
- Find all objects of a chain of associations on the same table
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26 most popular Ruby/Rails repositories on GitHub in July-August 2020
Ancestry is a gem that allows the records of a Ruby on Rails ActiveRecord model to be organized as a tree structure (or hierarchy). It employs the materialized path pattern and exposes all the standard tree structure relations (ancestors, parent, root, children, siblings, descendants), allowing all of them to be fetched in a single SQL query. 3,136 stars by now
counter_culture
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counter_culture VS activerecord-slotted_counters - a user suggested alternative
2 projects | 29 Nov 2022
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Is it possible to user counter cache to display the average of an association's column?
I checked the counter_culture gem but it seems you only can count the number of associated records.
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Enhanced ActiveRecord preloading
It's worth mentioning counter_culture alternative that has many features compared with the built-in counter_cache
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Storing aggregate values?
Have a look at counter_culture
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Ten Ruby gems for Rails you should definitely know about
Counter Culture
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26 most popular Ruby/Rails repositories on GitHub in July-August 2020
counter_culture is a turbo-charged counter cache for your Rails app. 1,301 stars by now
What are some alternatives?
Closure Tree - Easily and efficiently make your ActiveRecord models support hierarchies
clipboard-rails - clipboard.js javascript library integration for your Rails 4 and Rails 5 applications
Awesome Nested Set - An awesome replacement for acts_as_nested_set and better_nested_set.
jaro_winkler - Ruby & C implementation of Jaro-Winkler distance algorithm which supports UTF-8 string.
ActsAsTree - ActsAsTree -- Extends ActiveRecord to add simple support for organizing items into parent–children relationships.
Related - Pure Ruby relational algebra
rails_or - Cleaner syntax for writing OR Query in Rails 5, 6. And also add #or support to Rails 3 and 4.
Piperator - Composable pipelines for Enumerators.
Mongoid Tree - A tree structure for Mongoid documents using the materialized path pattern
Time Math - Small library for operations with time steps (like "next day", "floor to hour" and so on)
pluck_all - A more efficient way to get data from database. Like #pluck method but return array of hashes instead.
smarter_csv - Ruby Gem for smarter importing of CSV Files as Array(s) of Hashes, with optional features for processing large files in parallel, embedded comments, unusual field- and record-separators, flexible mapping of CSV-headers to Hash-keys