feat(cubestore): Support HLL from Apache DataSketches (for DataBricks)

rust/cubestore/Cargo.toml

@@ -4,6 +4,7 @@ members = [
     "cubestore",
     "cubestore-sql-tests",
     "cubehll",
+    "cubedatasketches",
     "cubezetasketch",
     "cuberpc",
     "cuberockstore",

rust/cubestore/Dockerfile

@@ -26,6 +26,7 @@ COPY Cargo.lock .
 COPY cuberockstore cuberockstore
 COPY cubehll cubehll
 COPY cubezetasketch cubezetasketch
+COPY cubedatasketches cubedatasketches
 COPY cuberpc cuberpc
 COPY cubestore-sql-tests cubestore-sql-tests
 COPY cubestore/Cargo.toml cubestore/Cargo.toml

rust/cubestore/cubedatasketches/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "cubedatasketches"
+version = "0.1.0"
+authors = ["Cube Dev, Inc."]
+edition = "2021"
+license = "Apache-2.0"
+description = "Implementation of HLL from Apache DataSketches"
+
+[dependencies]
+
+[target.'cfg(not(target_os = "windows"))'.dependencies]
+dsrs = { git = "https://github.com/cube-js/datasketches-rs.git", branch = "cubestore" }

rust/cubestore/cubedatasketches/README.md

@@ -0,0 +1 @@
+# Overview