activerecord Examples and Free Source Code

Enclose portions of WHERE clause conditions in parentheses with CodeIgniter query builder methods...

php codeigniter activerecord query-builder logical-grouping

CodeIgniter active record query to return a column value from a single row otherwise a default value...

php sql codeigniter activerecord query-builder

ActiveRecord serialize using JSON instead of YAML...

ruby-on-rails json activerecord yaml serialization

Codeigniter combine where_in and like active record queries...

php mysql codeigniter activerecord where-in

Using a subquery with CodeIgniter WHERE IN clause...

php codeigniter activerecord subquery where-in

Upsert in Rails ActiveRecord...

ruby-on-rails activerecord upsert

Rails GROUP BY query using Active Record...

ruby-on-rails activerecord ruby-on-rails-5 rails-activerecord ruby-on-rails-5.2

CodeIgniter's distinct() method with a column as a parameter doesn't work as expected...

php mysql codeigniter activerecord distinct

Write query with JOINs, GROUP BY, and SUM()s using CodeIgniter's query building methods...

php mysql codeigniter activerecord query-builder

Rails: Add UUID Primary Key to Table in Database Already Using UUIDs as Primary Keys...

ruby-on-rails postgresql activerecord uuid

Implement SELECT SUM() query using Codeigniter select_sum() active record method and return the valu...

php codeigniter select activerecord sum

Automated quoting in CodeIgniter select() method is corrupting SELECT clause...

php mysql codeigniter activerecord escaping

How to drop, create, and migrate DB from within Rails during runtime?...

ruby-on-rails activerecord

Since _compile_select() is deprecated and get_compiled_select() isn't added in CodeIgniter 2.1.0...

php codeigniter activerecord codeigniter-2 query-builder

NoMethodError: undefined method `needs_migration?' for ActiveRecord::Migrator:Class...

ruby-on-rails activerecord nomethoderror

Why is Ruby expecting wrong number of arguments?...

ruby-on-rails ruby activerecord rubygems

Rails ActiveRecord: How do I know if find_or_create_by found or created?...

ruby-on-rails activerecord

Rails 4 - Remove attribute name from error message for associated model presence...

ruby-on-rails validation activerecord rails-i18n

Ruby on Rails: Order with nulls last...

ruby-on-rails ruby-on-rails-3 sorting activerecord null

Rails + ActiveRecord + Postgres: How to match case insensitive substring?...

ruby-on-rails postgresql activerecord

Convert raw SQL with LEFT JOIN, WHERE and ORDER BY into a CodeIgniter active record script...

php codeigniter select activerecord query-builder

What is the difference between build and new on Rails?...

ruby-on-rails ruby activerecord

CodeIgniter get_where() column IS NOT NULL...

php codeigniter activerecord query-builder notnull

use activerecord-import to upsert only when values have changed...

ruby-on-rails postgresql activerecord upsert activerecord-import

Get a single column value from a single row from a query in CodeIgniter...

php codeigniter activerecord resultset

how do I disassociate a record from an activerecord association without deleting the record?...

ruby-on-rails postgresql activerecord

CodeIgniter SELECT query to return qualifying rows with their highest value in a specific column...

php mysql codeigniter select activerecord

How to handle complex WHERE clauses with a PHP Query Builder...

php sql mysql postgresql activerecord

Getting raw SQL query built from ActiveRecord in CodeIgniter 1.7...

php sql codeigniter activerecord

codeigniter db->delete() returns true always?...

php codeigniter activerecord sql-delete rows-affected