From 2c3ebffa20d43615b4614ae5ecb37acba2dcfa8e Mon Sep 17 00:00:00 2001
From: Shefeek Jinnah <shefeek@hotdata.dev>
Date: Wed, 4 Feb 2026 16:37:26 +0530
Subject: [PATCH] chore: prepare v0.0.5 release

---
 CHANGELOG.md | 13 +++++++++++++
 Cargo.lock   | 24 +++++++++++++++++++++++-
 Cargo.toml   |  2 +-
 README.md    |  7 ++++---
 4 files changed, 41 insertions(+), 5 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4cf940c..93da0d5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.0.5] - 2026-02-04
+
+### Added
+- Write support with streaming API for DuckLake catalogs (`write` feature flag)
+- SQL write support with `INSERT INTO` statements (`write` feature flag)
+- Schema evolution support
+- TPC-H and TPC-DS benchmarks comparing DuckDB-DuckLake vs DataFusion-DuckLake
+- Benchmark test workflow for CI
+
+### Changed
+- Reuse DuckDB connection for metadata queries instead of creating new connection per call (performance improvement)
+
 ## [0.0.4] - 2026-01-14
 
 ### Added
@@ -46,6 +58,7 @@ Initial release.
 - Filter pushdown to Parquet
 - Query-scoped snapshot isolation
 
+[0.0.5]: https://github.com/hotdata-dev/datafusion-ducklake/compare/v0.0.4...v0.0.5
 [0.0.4]: https://github.com/hotdata-dev/datafusion-ducklake/compare/v0.0.3...v0.0.4
 [0.0.3]: https://github.com/hotdata-dev/datafusion-ducklake/compare/v0.0.2...v0.0.3
 [0.0.2]: https://github.com/hotdata-dev/datafusion-ducklake/compare/v0.0.1...v0.0.2
diff --git a/Cargo.lock b/Cargo.lock
index 02b16d1..4e7c65f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1096,8 +1096,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "145052bdd345b87320e369255277e3fb5152762ad123a901ef5c262dd38fe8d2"
 dependencies = [
  "iana-time-zone",
+ "js-sys",
  "num-traits",
  "serde",
+ "wasm-bindgen",
  "windows-link",
 ]
 
@@ -1695,7 +1697,7 @@ checksum = "b71f8c2c0d5c57620003c3bf1ee577b738404a7fd9642f6cf73d10e44ffaa70f"
 
 [[package]]
 name = "datafusion-ducklake"
-version = "0.0.4"
+version = "0.0.5"
 dependencies = [
  "anyhow",
  "arrow",
@@ -1718,6 +1720,7 @@ dependencies = [
  "tokio",
  "tracing",
  "url",
+ "uuid",
 ]
 
 [[package]]
@@ -2186,6 +2189,25 @@ dependencies = [
  "strum 0.27.2",
 ]
 
+[[package]]
+name = "ducklake-benchmark"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "chrono",
+ "clap",
+ "csv",
+ "datafusion",
+ "datafusion-ducklake",
+ "duckdb",
+ "futures",
+ "regex",
+ "serde",
+ "serde_json",
+ "tokio",
+ "walkdir",
+]
+
 [[package]]
 name = "dunce"
 version = "1.0.5"
diff --git a/Cargo.toml b/Cargo.toml
index cc69d66..4be5c86 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ members = [".", "benchmark"]
 
 [package]
 name = "datafusion-ducklake"
-version = "0.0.4"
+version = "0.0.5"
 edition = "2024"
 authors = ["zac@hotdata.dev", "shefeek@hotdata.dev", "anoop@hotdata.dev"]
 description = "DuckLake query engine for rust, built with datafusion."
diff --git a/README.md b/README.md
index c09af97..3515fe1 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ The goal of this project is to make DuckLake a first-class, Arrow-native lakehou
 
 ## Currently Supported
 
-- Read-only queries against DuckLake catalogs
+- Read and write queries against DuckLake catalogs (INSERT INTO support)
 - DuckDB, PostgreSQL, MySQL, and SQLite catalog backends
 - Local filesystem and S3-compatible object stores (MinIO, S3)
 - Snapshot-based consistency
@@ -29,7 +29,6 @@ The goal of this project is to make DuckLake a first-class, Arrow-native lakehou
 ## Known Limitations
 
 - Complex types (nested lists, structs, maps) have minimal support
-- No write operations
 - No partition-based file pruning
 - No time travel support
 - DuckDB-encrypted Parquet files (non-PME) are not supported
@@ -55,7 +54,8 @@ This project is under active development. The roadmap below reflects major areas
 
 ### Write Support
 
-- Initial write support for DuckLake tables
+- ~~Initial write support for DuckLake tables~~ (Done in v0.0.5)
+- UPDATE and DELETE operations
 
 ### Time Travel & Versioning
 
@@ -87,6 +87,7 @@ This project is under active development. The roadmap below reflects major areas
 | `metadata-mysql` | MySQL catalog backend | |
 | `metadata-sqlite` | SQLite catalog backend | |
 | `encryption` | Parquet Modular Encryption (PME) support | |
+| `write` | Write support (INSERT INTO) | |
 
 ```bash
 # DuckDB only (default)