https://github.com/staudenmeir/laravel-adjacency-list

• laravel
• adjancency
• tree
• recursive
• eloquent

https://timacdonald.me/loading-eloquent-relationship-counts/

• eloquent
• relationship
• count
• cache

https://laravel-news.com/leverage-eloquent-to-prepare-your-urls

• laravel
• url
• eloquent

https://mattstauffer.co/blog/export-an-eloquent-collection-to-a-csv-with-league-csv

• laravel
• eloquent
• csv
• league
• php