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Rails tips that dodge bugs

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tagged ActiveRecord

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Popular Active Record Programming Tips

using belongs_to with scaffold generator to quickly create associations

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4 responses · ruby, rails, activerecord

OR queries with arrays as arguments in Rails 4

Rafał Cieślak

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9 responses · rails, activerecord, sql, arel

Advanced Rails Indexing: WHERE clause (postgresql)

Kurtis Rainbolt-Greene

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2 responses · rails, activerecord, indexing, postgresql

Mind the order of :includes for has_many :through

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2 responses · activerecord, rails, query

simple full text search using postgres on rails

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2 responses · ruby, rails, activerecord, postgresql

Bypassing ActiveRecord query cache

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0 responses · activerecord, caching, query cache, rails

Nesting conditions in ActiveRecord

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0 responses · ruby, activerecord, rails

How to generate ActiveRecord insert SQL

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0 responses · ruby, rails, activerecord, arel

Preloading scoped has_many :through associations

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0 responses · rails, activerecord, sql, eager loading

ActiveAdmin vs Nested Models vs Formtastic vs Acts as Relation

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0 responses · rails, activerecord, activeadmin, formtastic

Stored Procedures and ActiveRecord

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2 responses · rails, activerecord, sql

Faster way to reset database entries

Alif Rachmawadi

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2 responses · ruby, rails, activerecord, database

ActiveRecord empty? vs count

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6 responses · rails, activerecord, benchmark

Ruby: SQLite3::BusyException: database is locked ?

Rafael Oliveira

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0 responses · ruby, activerecord, sqlite3

Create Dynamically classes in Ruby

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0 responses · ruby, rails, activerecord

Conditional chaining of methods

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0 responses · ruby, rails, activerecord, namedscope

Select all fields from a model without strings

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0 responses · rails, activerecord, sql, arel

How to NOT query ActiveRecord datetime

Rafael Oliveira

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2 responses · rails, activerecord, postgresql

Validating associated plain Ruby objects

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1 response · ruby, activerecord, validation

`after_commit` in ActiveRecord::Observer

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2 responses · ruby, activerecord, rails

How to stub save but run the callbacks in the ActiveRecord

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0 responses · activerecord, rails, rspec

Rails 4 associations and #to_sql

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2 responses · activerecord, associations, rails4, rails 4

Active Record Attribute Serialization with Custom Class

nhm tanveer hossain khan (hasan)

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0 responses · ruby, rails, activerecord, serialization

Use optimistic and pessimistic locking for critical models

Adam Stankiewicz

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0 responses · rails, activerecord

Using Postgres Functions in a Rails Model Scope

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0 responses · rails, activerecord, sql, postgres

Displaying tips 1 - 25 of 107 in total

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Recent Activity

TIL: Postgres: Partial Index On Boolean Field Tp

· rails, activerecord, postgresql, boolean

Trace SQL queries back to Rails code

· ruby, rails, activerecord, query

Preloading scoped has_many :through associations

· rails, activerecord, sql, eager loading

Conditional chaining of methods

· ruby, rails, activerecord, namedscope

SwissDB: ActiveRecord for RubyMotion Android

· activerecord, sqlite, android, sql

Newest Active Record protips

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