[DO NOT MERGE] Experimental RowFn

Cargo.toml

@@ -162,7 +162,13 @@ flatbuffers = "25.2.10"
 fsst-rs = "0.6.0"
 futures = { version = "0.3.31", default-features = false }
 fuzzy-matcher = "0.3"
-geo = "0.31.0"
+# `vortex-spatial`'s `contains_route` transcribes geo's `impl_contains_from_relate!` dispatch
+# table, so any bump that moves a row silently changes containment verdicts. The tests stay green
+# wherever relate and the direct algorithm agree. Pinned exactly so that taking any new geo,
+# patch releases included, is a deliberate edit of this line that re-verifies the table; a caret
+# requirement would let `cargo update` (or automated lockfile maintenance) take 0.31.x with no diff
+# to review. See `vortex-spatial/src/scalar_fn/contains.rs`.
+geo = "=0.31.0"
 geo-traits = "0.3.0"
 geo-types = "0.7.19"
 geoarrow = "0.8.0"

encodings/runend/src/trace_tests.rs

@@ -73,6 +73,14 @@ fn trace_compare_on_runend() -> VortexResult<()> {
       iter 0 current=vortex.runend(bool, len=9) builder_active=false
     execute_until target=AnyCanonical root=vortex.binary(bool, len=3)
       iter 0 current=vortex.binary(bool, len=3) builder_active=false
+    optimize root=vortex.slice(i32, len=1) session=false
+      reduce_parent static:SliceReduceAdaptor(Constant) slot=0 parent=vortex.slice(i32, len=1) child=vortex.constant(i32, len=3) -> vortex.constant(i32, len=1)
+      done output=vortex.constant(i32, len=1)
+    execute_until target=AnyCanonical root=vortex.constant(i32, len=1)
+      iter 0 current=vortex.constant(i32, len=1) builder_active=false
+        Done array=vortex.primitive(i32, len=1)
+      iter 1 current=vortex.primitive(i32, len=1) builder_active=false
+      return output=vortex.primitive(i32, len=1)
         Done array=vortex.bool(bool, len=3)
       iter 1 current=vortex.bool(bool, len=3) builder_active=false
       return output=vortex.bool(bool, len=3)