activerecord-slotted_counters VS online_migrations

Compare activerecord-slotted_counters vs online_migrations and see what are their differences.


Active Record extension providing slotted counters support (by evilmartians)


Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations, etc). (by fatkodima)
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activerecord-slotted_counters online_migrations
1 17
68 430
- -
10.0 5.7
2 months ago 19 days ago
Ruby Ruby
MIT License MIT License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
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.


Posts with mentions or reviews of activerecord-slotted_counters. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-11-29.
  • counter_culture VS activerecord-slotted_counters - a user suggested alternative
    2 projects | 29 Nov 2022
    Introducing Active Record slotted counters gem—not-so-blocking counter caches for your models! This gem adds slotted counters support to Active Record counter cache. Slotted counters help to reduce contention on a single row update in case you have many concurrent operations (like updating a page views counter during traffic spikes). Details: [here](


Posts with mentions or reviews of online_migrations. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-01-17.

What are some alternatives?

When comparing activerecord-slotted_counters and online_migrations you can also consider the following projects:

Polo - Polo travels through your database and creates sample snapshots so you can work with real world data in development.

Scenic - Versioned database views for Rails

active_record_doctor - Identify database issues before they hit production.

SchemaPlus - SchemaPlus provides a collection of enhancements and extensions to ActiveRecord

safe-pg-migrations - Make your PostgreSQL migrations safe

SlackHook - A Simple Interface to Slack Incoming Webhooks Integrations

BatchLoader - :zap: Powerful tool for avoiding N+1 DB or HTTP queries

Rails DB - Rails Database Viewer and SQL Query Runner

Seed Fu - Advanced seed data handling for Rails, combining the best practices of several methods together.

Redis Dashboard - Sinatra app to monitor Redis servers.

Upsert - Upsert on MySQL, PostgreSQL, and SQLite3. Transparently creates functions (UDF) for MySQL and PostgreSQL; on SQLite3, uses INSERT OR IGNORE.

Large Hadron Migrator - Online MySQL schema migrations