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Gregory

In case someone wants possibly the longest thread on the fediverse for testing purposes, here you go: mastodon.social/@brownpau/1123
With the way I store replies in #Smithereen, this will soon exceed my limit of 256 levels ¯\_(ツ)_/¯

#activitypub #mastodev

4 comments
Gregory

What will happen when this limit is exceeded? The "reply key" field will get truncated. It's 1024 bytes and stores the IDs of all parent posts as 32-bit integers, always starting from the top-level one. So essentially, all further replies will be erroneously considered replying to the 256th reply in the thread.

Now I don't think this is a problem in any real-world use cases, but yikes

Gregory

I was sent another, longer thread, and yay it broke 🎉

Александр :straightally:

@grishka

> 1024 bytes and stores the IDs of all parent posts as 32-bit integers, always starting from the top-level one.
THAT'S yikes.

Is there any reason to store first post after 256/8/2 replies?

Gregory

@saiv46 yes, because I need to be able to select reply subtrees from any level

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