activerecord Examples and Free Source Code

Create Record With "has_many_through" Association – Ruby on Rails...

ruby-on-rails activerecord rails-activerecord has-many-through

How to use beginless range in ActiveRecord...

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One-to-many association counter_cache does not reload correctly in Rails...

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How to include coalesce() in ActiveRecord statement...

ruby-on-rails postgresql activerecord coalesce

Rails 3: How to get all Posts which ids are not in a given list?...

ruby-on-rails ruby-on-rails-3 activerecord active-relation

Should all association references be pluralized in the where clauses?...

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Get all nested records for multiple activerecords...

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INSERT multiple records using ruby on rails active record...

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How do I escape a MySql reserved name in ActiveRecord Relations?...

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ActiveRecord::StatementInvalid: PG InFailedSqlTransaction...

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Codeigniter: Produce Array instead of Object in Active Record...

php codeigniter activerecord

Activerecord::Datetime>objects...

ruby-on-rails ruby activerecord

Check if db->update successful with Codeigniter when potentially no rows are updated...

codeigniter activerecord

Rails create/build with multiple foreign keys...

ruby-on-rails ruby activerecord

How to show SQL queries run in the Rails console?...

ruby-on-rails activerecord

active_record 5.1 pointing to earlier version?...

ruby-on-rails ruby activerecord

How to automatically assign parent ID as foreign key when using nested attributes?...

ruby-on-rails activerecord nested-attributes

How do I replace accented Latin characters in Ruby?...

ruby-on-rails ruby activerecord unicode utf-8

Rails validation on jsonb array element uniqueness...

ruby-on-rails ruby postgresql validation activerecord

How to perform an active record search based on a regular expression...

ruby-on-rails regex activerecord

Rails: ActiveRecord Query for has_many :through model...

ruby-on-rails-3 activerecord has-many-through

ActiveRecord::Base with SimpleDelegator throws Warning...

ruby-on-rails ruby activerecord

Rails: Active Storage how to change main image size...

ruby-on-rails activerecord

"NameError - uninitialized constant" error when creating new association in has_many objec...

ruby activerecord

ActiveRecord::AdapterNotSpecified database configuration does not specify adapter...

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ActiveRecord::AdapterNotSpecified - database is not configured...

ruby-on-rails activerecord rails-activerecord ibm-cloud

ActiveModel::NestedError attribute=survey_questions.survey, type=blank, options={:message=>:requi...

ruby-on-rails sql-server ruby activerecord ruby-on-rails-7

rails multiple STI relation has_many...

ruby-on-rails activerecord sti

Commit a nested transaction...

ruby-on-rails postgresql activerecord

Can you get DB username, pw, database name in Rails?...

ruby-on-rails ruby database activerecord environment