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Tracking SQL queries in Rails | Tech Notes from Steven
https://stevenyue.com/blogs/tracking-sql-queries-in-rails/#:~:text=%20Tracking%20SQL%20queries%20in%20Rails%20%201,1%2C%20duration%3A%200.34%2C%20source%3A%20%5B%27apps%2Fmodel%2Fuser.rb%3A57%3Ain%20...%27%2C...%20More%20
Tracing Rails 3 SQL queries - Stack Overflow
https://stackoverflow.com/questions/4530870/tracing-rails-3-sql-queries
Show activity on this post. QueryTrace doesn't work as-is because many changes were made in Rails 3 esp in the area of ActiveRecord. You just need the 2 files below in the locations mentioned. Then restart the web server. After the SQL, you should see Called from: in a console (magenta on white) and log file.
Tracking SQL queries in Rails | Tech Notes from Steven
https://stevenyue.com/blogs/tracking-sql-queries-in-rails/
Trace SQL queries back to Rails code (Example) - Coderwall
https://coderwall.com/p/jhbqyq/trace-sql-queries-back-to-rails-code
Trace SQL queries back to Rails code. Based on a blog post by Ryan Bigg, throw the following into an initializer to trace SQL queries in your logs. The environment variable DEBUG_QUERIES is used to turn tracing on/off, whereas QUERY_TO_DEBUG contains the actual query you are looking for (will be interpolated into a regex):
Rails SQL Injection Examples
Added in Rails 4, the find_by/find_by! methods are simply calling where(*args).take, so all the options for where also apply. Note that find_or_create_by / find_or_create_by! / find_or_initialize_by all call find_by and are therefore vulnerable to SQL injection in the same way. The safest (and most common) use of these methods is to pass in a ...
Rails SQL Injection Examples
https://rails-sqli.org/rails3
This method was deprecated in Rails 4.0 and removed in Rails 4.1. The find method is a very general and commonly-used query method. The first argument to find is either an integer ID, :all, :first, or :last. The last argument is an options hash. The options accepted by find are often used in other methods as well.
How To Grab Data Faster in Rails. Using SQL and Active …
https://medium.com/adventures-in-code/how-to-grab-data-faster-in-rails-52d15885d12b
In SQL, you must use single quotation marks ‘’, whereas in Ruby/ Rails single and double quotes are interchangeable for the most part. Casing doesn’t matter in SQL.
Understanding SQL Through Rails — SitePoint
https://www.sitepoint.com/understanding-sql-rails/
rails console > post = Post.first > post.categories > category = Category.first > category.posts > user = User.first > user.posts The framework fires all kinds of SQL for you using the relationships.
Debugging Rails Applications — Ruby on Rails Guides
https://guides.rubyonrails.org/debugging_rails_applications.html
There are some Rails plugins to help you to find errors and debug your application. Here is a list of useful plugins for debugging: Query Trace Adds query origin tracing to your logs. Exception Notifier Provides a mailer object and a default set of templates for sending email notifications when errors occur in a Rails application.
SQL Trace - SQL Server | Microsoft Docs
https://docs.microsoft.com/en-us/sql/relational-databases/sql-trace/sql-trace
Trace (noun) A collection of events and data returned by the Database Engine. Trace (verb) To collect and monitor events in an instance of SQL Server. Tracedefinition. A collection of event classes, data columns and filters that identify the types of events to be collected during a trace. Filter.
GitHub - brunofacca/active-record-query-trace: Rails plugin that …
https://github.com/brunofacca/active-record-query-trace
Restart the Rails development server. Options Backtrace level. There are three levels of debug.:app - includes only application trace lines (files in the Rails.root directory);:rails - includes all trace lines except the ones from the application (all files except those in Rails.root).:full - full backtrace (includes all files), useful for debugging gems.
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