My notes
Just thoughts and experience.
If you've ever opened your profiler and seen dozens or hundreds of
nearly identical SQL queries, you've probably met the infamous N+1
problem.
It's sneaky. Your code looks clean. Your entities are beautifully mapped. Everything works. And then production traffic hits... and your database starts...
I came into contact with Medizen.digital (thanks to Leuchtfeuer). The requirement was clear. We use the Custom Objects plugin and accumulate custom customer data in it. The plugin and API work great, but we have problems with campaign decisions and segment filters. What we need is either almos...
