chore: move index::accessor to another crate

Cargo.toml

@@ -25,6 +25,7 @@ always_equal = { path = "./crates/always_equal" }
 distance = { path = "./crates/distance" }
 feistel = { path = "./crates/feistel" }
 index = { path = "./crates/index" }
+index_accessor = { path = "./crates/index_accessor" }
 k_means = { path = "./crates/k_means" }
 rabitq = { path = "./crates/rabitq" }
 simd = { path = "./crates/simd" }

crates/index/Cargo.toml

@@ -8,7 +8,6 @@ publish = false
 always_equal = { path = "../always_equal" }
 distance = { path = "../distance" }
 rabitq = { path = "../rabitq" }
-simd = { path = "../simd" }
 small_iter = { path = "../small_iter" }
 vector = { path = "../vector" }
 

crates/index/src/lib.rs

@@ -12,7 +12,7 @@
 //
 // Copyright (c) 2025 TensorChord Inc.
 
-pub mod accessor;
+// pub mod accessor;
 pub mod bump;
 pub mod fetch;
 pub mod packed;

crates/index_accessor/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "index_accessor"
+version.workspace = true
+edition.workspace = true
+publish = false
+
+[lib]
+path = "../index/src/accessor.rs"
+
+[dependencies]
+distance = { path = "../distance" }
+rabitq = { path = "../rabitq" }
+simd = { path = "../simd" }
+vector = { path = "../vector" }
+
+[lints]
+workspace = true

crates/vchordg/Cargo.toml

@@ -8,6 +8,7 @@ publish = false
 always_equal = { path = "../always_equal" }
 distance = { path = "../distance" }
 index = { path = "../index" }
+index_accessor = { path = "../index_accessor" }
 rabitq = { path = "../rabitq" }
 simd = { path = "../simd" }
 vector = { path = "../vector" }

crates/vchordg/src/insert.rs

@@ -21,10 +21,10 @@ use crate::types::DistanceKind;
 use crate::vectors::{by_prefetch, by_read, copy_all, copy_nothing, copy_outs, update};
 use crate::visited::Visited;
 use always_equal::AlwaysEqual;
-use index::accessor::{DefaultWithDimension, LAccess};
 use index::bump::Bump;
 use index::prefetcher::{Prefetcher, PrefetcherSequenceFamily};
 use index::relation::{Page, PageGuard, RelationRead, RelationWrite};
+use index_accessor::{DefaultWithDimension, LAccess};
 use rabitq::bits::Bits;
 use std::cmp::Reverse;
 use std::collections::VecDeque;

crates/vchordg/src/maintain.rs

@@ -18,8 +18,8 @@ use crate::tuples::{MetaTuple, VertexTuple, WithReader};
 use crate::types::DistanceKind;
 use crate::vectors::{by_read, copy_all, copy_nothing, copy_outs, update};
 use always_equal::AlwaysEqual;
-use index::accessor::DefaultWithDimension;
 use index::relation::{Page, PageGuard, RelationRead, RelationWrite};
+use index_accessor::DefaultWithDimension;
 use std::cmp::Reverse;
 use vector::VectorOwned;
 

crates/vchordg/src/operator.rs

@@ -14,7 +14,7 @@
 
 use crate::types::DistanceKind;
 use distance::Distance;
-use index::accessor::{
+use index_accessor::{
     Accessor1, Accessor2, ByteDistanceAccessor, DefaultWithDimension, DistanceAccessor, Dot,
     HalfbyteDistanceAccessor, L2S,
 };

crates/vchordg/src/search.rs

@@ -21,10 +21,10 @@ use crate::vectors::{by_prefetch, copy_outs};
 use crate::visited::Visited;
 use always_equal::AlwaysEqual;
 use distance::Distance;
-use index::accessor::{DefaultWithDimension, LAccess};
 use index::bump::Bump;
 use index::prefetcher::{Prefetcher, PrefetcherSequenceFamily};
 use index::relation::{Page, RelationRead};
+use index_accessor::{DefaultWithDimension, LAccess};
 use rabitq::bits::Bits;
 use std::cmp::Reverse;
 use std::collections::VecDeque;

crates/vchordg/src/vectors.rs

@@ -15,8 +15,8 @@
 use crate::operator::{Operator, Vector};
 use crate::tuples::*;
 use distance::Distance;
-use index::accessor::Accessor1;
 use index::relation::{Page, RelationRead, RelationWrite};
+use index_accessor::Accessor1;
 use std::collections::VecDeque;
 use std::num::{NonZero, Wrapping};
 

crates/vchordrq/Cargo.toml

@@ -8,6 +8,7 @@ publish = false
 always_equal = { path = "../always_equal" }
 distance = { path = "../distance" }
 index = { path = "../index" }
+index_accessor = { path = "../index_accessor" }
 rabitq = { path = "../rabitq" }
 simd = { path = "../simd" }
 vector = { path = "../vector" }

crates/vchordrq/src/bulkdelete.rs

@@ -17,8 +17,8 @@ use crate::operator::Operator;
 use crate::tape::by_next;
 use crate::tuples::*;
 use crate::{Opaque, tape};
-use index::accessor::FunctionalAccessor;
 use index::relation::{Page, RelationRead, RelationWrite};
+use index_accessor::FunctionalAccessor;
 use std::num::NonZero;
 
 pub fn bulkdelete<R: RelationRead + RelationWrite, O: Operator>(

crates/vchordrq/src/cache.rs

@@ -15,8 +15,8 @@
 use crate::closure_lifetime_binder::{id_0, id_1};
 use crate::tuples::{MetaTuple, WithReader};
 use crate::{Opaque, tape};
-use index::accessor::FunctionalAccessor;
 use index::relation::{Page, PageGuard, RelationRead};
+use index_accessor::FunctionalAccessor;
 
 pub fn cache<R: RelationRead>(index: &R, level: i32) -> Vec<u32>
 where

crates/vchordrq/src/centroids.rs

@@ -14,8 +14,8 @@
 
 use crate::operator::*;
 use crate::tuples::*;
-use index::accessor::Accessor1;
 use index::relation::{Page, RelationRead};
+use index_accessor::Accessor1;
 
 pub fn read<
     'a,

crates/vchordrq/src/insert.rs

@@ -19,11 +19,11 @@ use crate::tuples::*;
 use crate::{Opaque, centroids, tape, vectors};
 use always_equal::AlwaysEqual;
 use distance::Distance;
-use index::accessor::{DefaultWithDimension, FunctionalAccessor, LAccess};
 use index::bump::Bump;
 use index::fetch::BorrowedIter;
 use index::prefetcher::{Prefetcher, PrefetcherHeapFamily};
 use index::relation::{Page, RelationRead, RelationWrite};
+use index_accessor::{DefaultWithDimension, FunctionalAccessor, LAccess};
 use std::cmp::Reverse;
 use std::collections::BinaryHeap;
 use std::num::NonZero;

crates/vchordrq/src/maintain.rs

@@ -17,11 +17,11 @@ use crate::operator::{Operator, Vector};
 use crate::tape_writer::{DirectoryTapeWriter, FrozenTapeWriter};
 use crate::tuples::*;
 use crate::{Branch, Opaque, freepages, tape};
-use index::accessor::FunctionalAccessor;
 use index::prefetcher::PrefetcherSequenceFamily;
 use index::relation::{
     Page, PageGuard, Relation, RelationRead, RelationReadTypes, RelationWrite, RelationWriteTypes,
 };
+use index_accessor::FunctionalAccessor;
 use rabitq::packing::unpack;
 use std::cell::RefCell;
 

crates/vchordrq/src/operator.rs

@@ -13,7 +13,7 @@
 // Copyright (c) 2025 TensorChord Inc.
 
 use distance::Distance;
-use index::accessor::{
+use index_accessor::{
     Accessor1, Accessor2, ByteDistanceAccessor, DefaultWithDimension, DistanceAccessor, Dot,
     HalfbyteDistanceAccessor, L2S, RAccess,
 };

crates/vchordrq/src/prewarm.rs

@@ -17,9 +17,9 @@ use crate::operator::Operator;
 use crate::tape::{by_directory, by_next};
 use crate::tuples::*;
 use crate::{Opaque, centroids, tape};
-use index::accessor::FunctionalAccessor;
 use index::prefetcher::PrefetcherSequenceFamily;
 use index::relation::{Page, RelationRead};
+use index_accessor::FunctionalAccessor;
 use std::fmt::Write;
 
 pub fn prewarm<'b, R: RelationRead, O: Operator>(

crates/vchordrq/src/rerank.rs

@@ -18,11 +18,11 @@ use crate::tuples::{MetaTuple, WithReader};
 use crate::{RerankMethod, vectors};
 use always_equal::AlwaysEqual;
 use distance::Distance;
-use index::accessor::{Accessor2, DefaultWithDimension, LTryAccess};
 use index::fetch::BorrowedIter;
 use index::packed::PackedRefMut;
 use index::prefetcher::Prefetcher;
 use index::relation::{Page, RelationRead};
+use index_accessor::{Accessor2, DefaultWithDimension, LTryAccess};
 use std::cmp::Reverse;
 use std::collections::BinaryHeap;
 use std::marker::PhantomData;

crates/vchordrq/src/search.rs

@@ -20,12 +20,12 @@ use crate::tuples::*;
 use crate::{Opaque, centroids, tape};
 use always_equal::AlwaysEqual;
 use distance::Distance;
-use index::accessor::{DefaultWithDimension, FunctionalAccessor, LAccess};
 use index::bump::Bump;
 use index::fetch::BorrowedIter;
 use index::packed::{PackedRefMut4, PackedRefMut8};
 use index::prefetcher::{Prefetcher, PrefetcherHeapFamily, PrefetcherSequenceFamily};
 use index::relation::{Page, RelationRead};
+use index_accessor::{DefaultWithDimension, FunctionalAccessor, LAccess};
 use std::cmp::Reverse;
 use std::collections::BinaryHeap;
 use std::num::NonZero;

crates/vchordrq/src/tape.rs

@@ -14,9 +14,9 @@
 
 use crate::tuples::*;
 use crate::{Opaque, freepages};
-use index::accessor::Accessor1;
 use index::prefetcher::{Prefetcher, PrefetcherSequenceFamily};
 use index::relation::{Page, PageGuard, RelationRead, RelationWrite};
+use index_accessor::Accessor1;
 use std::marker::PhantomData;
 use std::num::NonZero;
 

crates/vchordrq/src/vectors.rs

@@ -15,8 +15,8 @@
 use crate::operator::*;
 use crate::tuples::*;
 use crate::{Opaque, tape};
-use index::accessor::TryAccessor1;
 use index::relation::{Page, PageGuard, RelationRead, RelationWrite};
+use index_accessor::TryAccessor1;
 use std::num::NonZero;
 use vector::VectorOwned;
 

src/index/vchordg/am/am_build.rs

@@ -593,7 +593,7 @@ unsafe fn options(
         v: opfamily.vector_kind(),
         d: opfamily.distance_kind(),
     };
-    // get indexing, segment, optimizing
+    // get indexing options
     let indexing_options = {
         let reloption = unsafe { (*index_relation).rd_options as *const Reloption };
         let s = unsafe { Reloption::options(reloption, c"") }.to_string_lossy();

src/index/vchordg/dispatch.rs

@@ -13,12 +13,12 @@
 // Copyright (c) 2025 TensorChord Inc.
 
 use crate::index::vchordg::opclass::Opfamily;
-use index::accessor::{Dot, L2S};
 use index::fetch::Fetch;
 use index::prefetcher::*;
 use index::relation::{
     Hints, Page, RelationPrefetch, RelationRead, RelationReadStream, RelationWrite,
 };
+use index_accessor::{Dot, L2S};
 use simd::f16;
 use std::num::NonZero;
 use vchordg::operator::Op;

src/index/vchordg/scanners/default.rs

@@ -20,9 +20,9 @@ use crate::index::vchordg::opclass::Opfamily;
 use crate::index::vchordg::scanners::SearchOptions;
 use crate::recorder::{Recorder, text};
 use distance::Distance;
-use index::accessor::{Dot, L2S};
 use index::bump::Bump;
 use index::relation::{Hints, Page, RelationPrefetch, RelationRead, RelationReadStream};
+use index_accessor::{Dot, L2S};
 use simd::f16;
 use std::num::NonZero;
 use vchordg::operator::{self};

src/index/vchordrq/am/am_build.rs

@@ -1245,7 +1245,7 @@ unsafe fn options(
         v: opfamily.vector_kind(),
         d: opfamily.distance_kind(),
     };
-    // get indexing, segment, optimizing
+    // get indexing options
     let indexing_options = {
         let reloption = unsafe { (*index_relation).rd_options as *const Reloption };
         let s = unsafe { Reloption::options(reloption, c"") }.to_string_lossy();

src/index/vchordrq/am/mod.rs

@@ -401,15 +401,6 @@ pub unsafe extern "C-unwind" fn aminsert(
     _check_unique: pgrx::pg_sys::IndexUniqueCheck::Type,
     _index_unchanged: bool,
     _index_info: *mut pgrx::pg_sys::IndexInfo,
-) -> bool {
-    unsafe { aminsertinner(index_relation, values, is_null, heap_tid) }
-}
-
-unsafe fn aminsertinner(
-    index_relation: pgrx::pg_sys::Relation,
-    values: *mut Datum,
-    is_null: *mut bool,
-    ctid: pgrx::pg_sys::ItemPointer,
 ) -> bool {
     struct RngChooser<T>(T);
     impl<T: RngExt> InsertChooser for RngChooser<T> {
@@ -421,7 +412,7 @@ unsafe fn aminsertinner(
     let opfamily = unsafe { opfamily(index_relation) };
     let index = unsafe { PostgresRelation::new(index_relation) };
     let datum = unsafe { (!is_null.add(0).read()).then_some(values.add(0).read()) };
-    let ctid = unsafe { ctid.read() };
+    let ctid = unsafe { heap_tid.read() };
     if let Some(store) = unsafe { datum.and_then(|x| opfamily.store(x)) } {
         for (vector, extra) in store {
             let key = ctid_to_key(ctid);

src/index/vchordrq/dispatch.rs

@@ -14,13 +14,13 @@
 
 use crate::index::vchordrq::build::{Normalize, Normalized};
 use crate::index::vchordrq::opclass::Opfamily;
-use index::accessor::{Dot, L2S};
 use index::bump::Bump;
 use index::fetch::Fetch;
 use index::prefetcher::*;
 use index::relation::{
     Hints, Page, RelationPrefetch, RelationRead, RelationReadStream, RelationWrite,
 };
+use index_accessor::{Dot, L2S};
 use simd::f16;
 use std::collections::BinaryHeap;
 use std::num::NonZero;

src/index/vchordrq/scanners/default.rs

@@ -22,11 +22,11 @@ use crate::index::vchordrq::scanners::SearchOptions;
 use crate::recorder::{Recorder, text};
 use always_equal::AlwaysEqual;
 use dary_heap::QuaternaryHeap as Heap;
-use index::accessor::{Dot, L2S};
 use index::bump::Bump;
 use index::packed::PackedRefMut4;
 use index::prefetcher::*;
 use index::relation::{Hints, Page, RelationPrefetch, RelationRead, RelationReadStream};
+use index_accessor::{Dot, L2S};
 use simd::f16;
 use std::num::NonZero;
 use vchordrq::types::{DistanceKind, OwnedVector, VectorKind};

src/index/vchordrq/scanners/maxsim.rs

@@ -22,11 +22,11 @@ use crate::recorder::Recorder;
 use always_equal::AlwaysEqual;
 use dary_heap::QuaternaryHeap as Heap;
 use distance::Distance;
-use index::accessor::Dot;
 use index::bump::Bump;
 use index::packed::PackedRefMut8;
 use index::prefetcher::*;
 use index::relation::{Hints, Page, RelationPrefetch, RelationRead, RelationReadStream};
+use index_accessor::Dot;
 use simd::f16;
 use std::cmp::Reverse;
 use std::collections::BinaryHeap;