From 6e176e5d33b5b7f85dbf89ebc60a434329a787c1 Mon Sep 17 00:00:00 2001 From: Lee Rhodes Date: Thu, 1 Oct 2026 14:47:28 -0700 Subject: [PATCH] README: add Supported Platforms section State that DataSketches supports little-endian platforms only, and that this library is tested on Linux, macOS and Windows. Co-Authored-By: Claude Opus 5.5 --- README.md | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/README.md b/README.md index d33f7caf..53ce86db 100644 --- a/README.md +++ b/README.md @@ -15,6 +15,11 @@ Please visit the main [Apache DataSketches website](https://datasketches.apache. If you are interested in making contributions to this site, please see our [Community](https://datasketches.apache.org/docs/Community/) page for how to contact us. +## Supported Platforms + +- All Apache DataSketches libraries support little-endian platforms only. The serialized sketch formats, and algorithms such as the HLL, CPC and Theta compression, assume little-endian byte order. Big-endian platforms are not supported. +- This library is tested on Linux, macOS and Windows. + --- This code requires C++11.