diff --git a/.github/workflows/packaging_wheels.yml b/.github/workflows/packaging_wheels.yml
index a2e4f857..23a16af7 100644
--- a/.github/workflows/packaging_wheels.yml
+++ b/.github/workflows/packaging_wheels.yml
@@ -33,11 +33,12 @@ jobs:
         python: [ cp39, cp310, cp311, cp312, cp313, cp314 ]
         platform:
           - { os: windows-2025,     arch: amd64,      cibw_system: win }
+          - { os: windows-11-arm,   arch: ARM64,      cibw_system: win } # cibw requires ARM64 to be uppercase
           - { os: ubuntu-24.04,     arch: x86_64,     cibw_system: manylinux }
           - { os: ubuntu-24.04-arm, arch: aarch64,    cibw_system: manylinux }
           - { os: macos-15,         arch: arm64,      cibw_system: macosx }
           - { os: macos-15,         arch: universal2, cibw_system: macosx }
-          - { os: macos-13,         arch: x86_64,     cibw_system: macosx }
+          - { os: macos-15-intel,   arch: x86_64,     cibw_system: macosx }
         minimal:
           - ${{ inputs.minimal }}
         exclude:
@@ -46,6 +47,8 @@ jobs:
           - { minimal: true, python: cp312 }
           - { minimal: true, python: cp313 }
           - { minimal: true, platform: { arch: universal2 } }
+          - { python: cp39,  platform: { os: windows-11-arm, arch: ARM64 } }  # too many dependency problems for win arm64
+          - { python: cp310,  platform: { os: windows-11-arm, arch: ARM64 } }  # too many dependency problems for win arm64
     runs-on: ${{ matrix.platform.os }}
     env:
       ### cibuildwheel configuration
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f3550fb0..727f8027 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,6 +22,11 @@ on:
         options:
           - test
           - prod
+      nightly-stale-after-days:
+        type: string
+        description: After how many days should nightlies be considered stale
+        required: true
+        default: 3
       store-s3:
         type: boolean
         description: Also store test packages in S3 (always true for prod)
@@ -41,6 +46,17 @@ jobs:
       duckdb-sha: ${{ inputs.duckdb-sha }}
       set-version: ${{ inputs.stable-version }}
 
+  submodule_pr:
+    name: Create or update PR to bump submodule to given SHA
+    needs: build_sdist
+    uses: ./.github/workflows/submodule_auto_pr.yml
+    with:
+      duckdb-python-sha: ${{ inputs.duckdb-python-sha }}
+      duckdb-sha: ${{ inputs.duckdb-sha }}
+    secrets:
+      # reusable workflows and secrets are not great: https://github.com/actions/runner/issues/3206
+      DUCKDBLABS_BOT_TOKEN: ${{ secrets.DUCKDBLABS_BOT_TOKEN }}
+
   workflow_state:
     name: Set state for the release workflow
     needs: build_sdist
@@ -51,23 +67,36 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - id: index_check
-        name: Check ${{ needs.build_sdist.outputs.package-version }} on PyPI
+        name: Check version on PyPI
         run: |
-          set -eu
-          # Check PyPI whether the release we're building is already present
+          set -ex
           pypi_hostname=${{ inputs.pypi-index == 'test' && 'test.' || '' }}pypi.org
-          pkg_version=${{ needs.build_sdist.outputs.package-version }}
-          url=https://${pypi_hostname}/pypi/duckdb/${pkg_version}/json
-          http_status=$( curl -s -o /dev/null -w "%{http_code}" $url || echo $? )
-          if [[ $http_status == "200" ]]; then
-            echo "::warning::Package version ${pkg_version} is already present on ${pypi_hostname}"
-            pypi_state=VERSION_FOUND
-          elif [[ $http_status == 000* ]]; then
-            echo "::error::Error checking PyPI at ${url}: curl exit code ${http_status#'000'}"
-            pypi_state=UNKNOWN
-          else
-            echo "::notice::Package version ${pkg_version} not found on ${pypi_hostname} (http status: ${http_status})"
+          # install duckdb
+          curl https://install.duckdb.org | sh
+          # query pypi
+          result=$(cat <<EOF | ${HOME}/.duckdb/cli/latest/duckdb | xargs
+          ---- Output lines
+          .mode line
+          ---- Query that fetches the given version's age, if the version already exists
+          SELECT
+            today() - (file.value->>'upload_time_iso_8601')::DATE     AS age,
+          FROM read_json('https://${pypi_hostname}/pypi/duckdb/json') AS jd
+          CROSS JOIN json_each(jd.releases)                           AS rel(key, value)
+          CROSS JOIN unnest(FROM_JSON(rel.value, '["JSON"]'))         AS file(value)
+          WHERE rel.key='${{ needs.build_sdist.outputs.package-version }}'
+          LIMIT 1;
+          EOF
+          )
+          if [ -z "$result" ]; then
             pypi_state=VERSION_NOT_FOUND
+          else
+            pypi_state=VERSION_FOUND
+          fi
+          if [[ -z "${{ inputs.stable-version }}" ]]; then
+            age=${result#age = }
+            if [ "${age}" -ge "${{ inputs.nightly-stale-after-days }}" ]; then
+              echo "::warning title=Stale nightly for ${{ github.ref_name }}::Nightly is ${age} days old (max=${{ inputs.nightly-stale-after-days }})"
+            fi
           fi
           echo "pypi_state=${pypi_state}" >> $GITHUB_OUTPUT
 
@@ -96,7 +125,7 @@ jobs:
             echo "::notice::S3 upload disabled in inputs, not generating S3 URL"
             exit 0
           fi
-          if [[ VERSION_FOUND == "${{ steps.index_check.outputs.pypi_state }}" ]]; then
+          if [[ VERSION_NOT_FOUND != "${{ steps.index_check.outputs.pypi_state }}" ]]; then
             echo "::warning::S3 upload disabled because package version already uploaded to PyPI"
             exit 0
           fi
@@ -110,7 +139,7 @@ jobs:
   build_wheels:
     name: Build and test releases
     needs: workflow_state
-    if: ${{ needs.workflow_state.outputs.pypi_state != 'VERSION_FOUND' }}
+    if: ${{ needs.workflow_state.outputs.pypi_state == 'VERSION_NOT_FOUND' }}
     uses: ./.github/workflows/packaging_wheels.yml
     with:
       minimal: false
diff --git a/.github/workflows/submodule_auto_pr.yml b/.github/workflows/submodule_auto_pr.yml
new file mode 100644
index 00000000..43a9860a
--- /dev/null
+++ b/.github/workflows/submodule_auto_pr.yml
@@ -0,0 +1,130 @@
+name: Submodule Auto PR
+on:
+  workflow_call:
+    inputs:
+      duckdb-python-sha:
+        type: string
+        description: The commit to build against (defaults to latest commit of current ref)
+        required: false
+      duckdb-sha:
+        type: string
+        description: The DuckDB submodule commit or ref to build against
+        required: true
+      auto-land:
+        type: boolean
+        description: Immediately merge the PR (placeholder - doesn't work)
+        default: false
+    secrets:
+      DUCKDBLABS_BOT_TOKEN:
+        description: Github token of the DuckDBLabs bot
+        required: true
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  create_pr:
+    name: Create PR to bump duckdb submodule to given SHA
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout DuckDB Python
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.duckdb-python-sha }}
+          fetch-depth: 0
+          submodules: true
+
+      - name: Checkout or Create Needed Branch
+        run: |
+          git fetch --all
+          head_sha=${{ inputs.duckdb-python-sha }}
+          branch_name="vendoring-${{ github.ref_name }}"
+          if [[ `git rev-parse --verify ${branch_name} 2>/dev/null` ]]; then
+            # branch exists
+            git checkout ${branch_name}
+          else
+            # new branch
+            git checkout -b ${branch_name}
+          fi
+          [[ ${head_sha} ]] && git reset --hard ${head_sha} || true
+
+      - name: Checkout DuckDB at Given SHA
+        run: |
+          cd external/duckdb
+          git fetch origin
+          git checkout ${{ inputs.duckdb-sha }}
+
+      - name: Determine GH PR Command
+        id: gh_pr_command
+        env:
+          GH_TOKEN: ${{ secrets.DUCKDBLABS_BOT_TOKEN }}
+        run: |
+          pr_url=$( gh pr list --head vendoring-${{ github.ref_name }} --state open --json url --jq '.[].url' )
+          if [[ $pr_url ]]; then
+            echo "::notice::Found existing pr, will edit (${pr_url})"
+            gh_command="edit ${pr_url}"
+          else
+            echo "::notice::No existing PR, will create new"
+            gh_command="create --head vendoring-${{ github.ref_name }} --base ${{ github.ref_name }}"
+          fi
+          echo "subcommand=${gh_command}" >> $GITHUB_OUTPUT
+
+      - name: Set Git User
+        run: |
+          git config --global user.email "github_bot@duckdblabs.com"
+          git config --global user.name "DuckDB Labs GitHub Bot"
+
+      - name: Create PR to Bump DuckDB Submodule
+        env:
+          GH_TOKEN: ${{ secrets.DUCKDBLABS_BOT_TOKEN }}
+        run: |
+          # No need to do anything if the submodule is already at the given sha
+          [[ `git status --porcelain -- external/duckdb` == "" ]] && exit 0
+          # We have changes. Commit and push
+          git add external/duckdb
+          git commit -m "Bump submodule"
+          git push --force origin vendoring-${{ github.ref_name }}
+          # create PR msg
+          echo "Bump duckdb submodule:" > body.txt
+          echo "- Target branch: ${{ github.ref_name }}" >> body.txt
+          echo "- Date: $( date +"%Y-%m-%d %H:%M:%S" )" >> body.txt
+          echo "- DuckDB SHA: ${{ inputs.duckdb-sha }}" >> body.txt
+          echo "- Trigger: https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}" >> body.txt
+          subcommand="${{ steps.gh_pr_command.outputs.subcommand }}"
+          gh pr ${subcommand} \
+            --title "[duckdb-labs bot] Bump DuckDB submodule" \
+            --body-file body.txt > output.txt 2>&1
+          success=$?
+          # Show summary
+          url=$( [[ $success ]] && gh pr view vendoring-${{ github.ref_name }} --json url --jq .url || true )
+          echo "## Submodule PR Summary" >> $GITHUB_STEP_SUMMARY
+          if [[ $success ]]; then
+            prefix=$( [[ $subcommand == edit* ]] && echo "Created" || echo "Updated" )
+            echo "### ${prefix} PR: [${url}](${url})" >> $GITHUB_STEP_SUMMARY
+          else
+            echo "### Failed to create PR" >> $GITHUB_STEP_SUMMARY
+          fi
+          echo '```' >> $GITHUB_STEP_SUMMARY
+          cat output.txt >> $GITHUB_STEP_SUMMARY
+          echo '```' >> $GITHUB_STEP_SUMMARY
+          [[ $success ]] || exit 1
+
+      - name: Automerge PR
+        if: ${{ inputs.auto-land }}
+        env:
+          GH_TOKEN: ${{ secrets.DUCKDBLABS_BOT_TOKEN }}
+        run: |
+          # PLACEHOLDER: DUCKDBLABS_BOT_TOKEN DOES NOT HAVE PERMISSIONS TO MERGE PRS
+          set -ex
+          gh pr merge vendoring-${{ github.ref_name }} --rebase > output.txt
+          success=$?
+          # Show summary
+          if [[ $success ]]; then
+            echo "### PR merged" >> $GITHUB_STEP_SUMMARY
+          else
+            echo "### Failed to auto-merge PR" >> $GITHUB_STEP_SUMMARY
+          fi
+          echo '```' >> $GITHUB_STEP_SUMMARY
+          cat output.txt >> $GITHUB_STEP_SUMMARY
+          echo '```' >> $GITHUB_STEP_SUMMARY
diff --git a/.github/workflows/targeted_test.yml b/.github/workflows/targeted_test.yml
index 812bb9c5..13ae9566 100644
--- a/.github/workflows/targeted_test.yml
+++ b/.github/workflows/targeted_test.yml
@@ -9,6 +9,7 @@ on:
         type: choice
         options:
           - 'windows-2025'
+          - 'windows-11-arm'
           - 'ubuntu-24.04'
           - 'ubuntu-24.04-arm'
           - 'macos-15'
@@ -36,6 +37,11 @@ on:
         description: 'Custom test path (must be in tests/ directory, overrides testsuite)'
         required: false
         type: string
+      verbose-uv:
+        description: 'Let uv generate verbose output (pytest verbosity is always on)'
+        required: false
+        type: boolean
+        default: true
 
 jobs:
   test:
@@ -83,4 +89,4 @@ jobs:
       - name: Run tests
         shell: bash
         run: |
-          uv run pytest -vv ${{ steps.test_path.outputs.test_path }}
+          uv ${{ inputs.verbose-uv && 'run -v' || 'run' }} pytest -vv ${{ steps.test_path.outputs.test_path }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
deleted file mode 100644
index d4f4b61b..00000000
--- a/CHANGELOG.md
+++ /dev/null
@@ -1,19 +0,0 @@
-# Changelog
-
-## v1.4.1
-**DuckDB Core**: v1.4.1
-
-### Bug Fixes
-- **ADBC Driver**: Fixed ADBC driver implementation (#81)
-- **SQLAlchemy compatibility**: Added `__hash__` method overload (#61)
-- **Error Handling**: Reset PyErr before throwing Python exceptions (#69)
-- **Polars Lazyframes**: Fixed Polars expression pushdown (#102)
-
-### Code Quality Improvements & Developer Experience
-- **MyPy Support**: MyPy is functional again and better integrated with the dev workflow
-- **Stubs**: Re-created and manually curated stubs for the binary extension
-- **Type Shadowing**: Deprecated `typing` and `functional` modules
-- **Linting & Formatting**: Comprehensive code quality improvements with Ruff
-- **Type Annotations**: Added missing overloads and improved type coverage
-- **Pre-commit Integration**: Added ruff, clang-format, cmake-format and mypy configs
-- **CI/CD**: Added code quality workflow
diff --git a/_duckdb-stubs/__init__.pyi b/_duckdb-stubs/__init__.pyi
index 6c36d7be..6b323184 100644
--- a/_duckdb-stubs/__init__.pyi
+++ b/_duckdb-stubs/__init__.pyi
@@ -318,7 +318,18 @@ class DuckDBPyConnection:
     def list_type(self, type: sqltypes.DuckDBPyType) -> sqltypes.DuckDBPyType: ...
     def load_extension(self, extension: str) -> None: ...
     def map_type(self, key: sqltypes.DuckDBPyType, value: sqltypes.DuckDBPyType) -> sqltypes.DuckDBPyType: ...
-    def pl(self, rows_per_batch: pytyping.SupportsInt = 1000000, *, lazy: bool = False) -> polars.DataFrame: ...
+    @pytyping.overload
+    def pl(
+        self, rows_per_batch: pytyping.SupportsInt = 1000000, *, lazy: pytyping.Literal[False] = ...
+    ) -> polars.DataFrame: ...
+    @pytyping.overload
+    def pl(
+        self, rows_per_batch: pytyping.SupportsInt = 1000000, *, lazy: pytyping.Literal[True]
+    ) -> polars.LazyFrame: ...
+    @pytyping.overload
+    def pl(
+        self, rows_per_batch: pytyping.SupportsInt = 1000000, *, lazy: bool = False
+    ) -> pytyping.Union[polars.DataFrame, polars.LazyFrame]: ...
     def query(self, query: str, *, alias: str = "", params: object = None) -> DuckDBPyRelation: ...
     def query_progress(self) -> float: ...
     def read_csv(
@@ -596,7 +607,16 @@ class DuckDBPyRelation:
     ) -> DuckDBPyRelation: ...
     def order(self, order_expr: str) -> DuckDBPyRelation: ...
     def percent_rank(self, window_spec: str, projected_columns: str = "") -> DuckDBPyRelation: ...
-    def pl(self, batch_size: pytyping.SupportsInt = 1000000, *, lazy: bool = False) -> polars.DataFrame: ...
+    @pytyping.overload
+    def pl(
+        self, batch_size: pytyping.SupportsInt = 1000000, *, lazy: pytyping.Literal[False] = ...
+    ) -> polars.DataFrame: ...
+    @pytyping.overload
+    def pl(self, batch_size: pytyping.SupportsInt = 1000000, *, lazy: pytyping.Literal[True]) -> polars.LazyFrame: ...
+    @pytyping.overload
+    def pl(
+        self, batch_size: pytyping.SupportsInt = 1000000, *, lazy: bool = False
+    ) -> pytyping.Union[polars.DataFrame, polars.LazyFrame]: ...
     def product(
         self, column: str, groups: str = "", window_spec: str = "", projected_columns: str = ""
     ) -> DuckDBPyRelation: ...
@@ -700,6 +720,7 @@ class DuckDBPyRelation:
         partition_by: pytyping.List[str] | None = None,
         write_partition_columns: bool | None = None,
         append: bool | None = None,
+        filename_pattern: str | None = None,
     ) -> None: ...
     def to_table(self, table_name: str) -> None: ...
     def to_view(self, view_name: str, replace: bool = True) -> DuckDBPyRelation: ...
@@ -752,6 +773,7 @@ class DuckDBPyRelation:
         partition_by: pytyping.List[str] | None = None,
         write_partition_columns: bool | None = None,
         append: bool | None = None,
+        filename_pattern: str | None = None,
     ) -> None: ...
     @property
     def alias(self) -> str: ...
@@ -1048,7 +1070,7 @@ def commit(*, connection: DuckDBPyConnection | None = None) -> DuckDBPyConnectio
 def connect(
     database: str | pathlib.Path = ":memory:",
     read_only: bool = False,
-    config: dict[str, str] | None = None,
+    config: dict[str, str | bool | int | float | list[str]] | None = None,
 ) -> DuckDBPyConnection: ...
 def create_function(
     name: str,
@@ -1241,12 +1263,27 @@ def map_type(
 def order(
     df: pandas.DataFrame, order_expr: str, *, connection: DuckDBPyConnection | None = None
 ) -> DuckDBPyRelation: ...
+@pytyping.overload
 def pl(
     rows_per_batch: pytyping.SupportsInt = 1000000,
     *,
-    lazy: bool = False,
+    lazy: pytyping.Literal[False] = ...,
     connection: DuckDBPyConnection | None = None,
 ) -> polars.DataFrame: ...
+@pytyping.overload
+def pl(
+    rows_per_batch: pytyping.SupportsInt = 1000000,
+    *,
+    lazy: pytyping.Literal[True],
+    connection: DuckDBPyConnection | None = None,
+) -> polars.LazyFrame: ...
+@pytyping.overload
+def pl(
+    rows_per_batch: pytyping.SupportsInt = 1000000,
+    *,
+    lazy: bool = False,
+    connection: DuckDBPyConnection | None = None,
+) -> pytyping.Union[polars.DataFrame, polars.LazyFrame]: ...
 def project(
     df: pandas.DataFrame, *args: str | Expression, groups: str = "", connection: DuckDBPyConnection | None = None
 ) -> DuckDBPyRelation: ...
diff --git a/duckdb/experimental/__init__.py b/duckdb/experimental/__init__.py
index 1b5ee51b..51d08709 100644
--- a/duckdb/experimental/__init__.py
+++ b/duckdb/experimental/__init__.py
@@ -1,3 +1,5 @@
 from . import spark  # noqa: D104
 
-__all__ = spark.__all__
+__all__ = [
+    "spark",
+]
diff --git a/external/duckdb b/external/duckdb
index 23d01e69..880ae8d1 160000
--- a/external/duckdb
+++ b/external/duckdb
@@ -1 +1 @@
-Subproject commit 23d01e6975f847a9f143e2f153304bdf06cf3803
+Subproject commit 880ae8d1f5e6daeb9731d3da51211098ac54ea86
diff --git a/pyproject.toml b/pyproject.toml
index 7df13b61..3bd54543 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 keywords = ["DuckDB", "Database", "SQL", "OLAP"]
 requires-python = ">=3.9.0"
 classifiers = [
-    "Development Status :: 3 - Alpha",
+    "Development Status :: 5 - Production/Stable",
     "License :: OSI Approved :: MIT License",
     "Operating System :: OS Independent",
     "Topic :: Database",
@@ -40,7 +40,7 @@ maintainers = [{name = "DuckDB Foundation"}]
 Documentation = "https://duckdb.org/docs/stable/clients/python/overview"
 Source = "https://github.com/duckdb/duckdb-python"
 Issues = "https://github.com/duckdb/duckdb-python/issues"
-Changelog = "https://github.com/duckdb/duckdb/releases"
+Changelog = "https://github.com/duckdb/duckdb-python/releases"
 
 [project.optional-dependencies]
 all = [ # users can install duckdb with 'duckdb[all]', which will install this list
@@ -48,7 +48,7 @@ all = [ # users can install duckdb with 'duckdb[all]', which will install this l
     "fsspec",  # used in duckdb.filesystem
     "numpy",   # used in duckdb.experimental.spark and in duckdb.fetchnumpy()
     "pandas",  # used for pandas dataframes all over the place
-    "pyarrow; python_version < '3.14'", # used for pyarrow support
+    "pyarrow", # used for pyarrow support
     "adbc-driver-manager", # for the adbc driver
 ]
 
@@ -184,7 +184,8 @@ exclude = [
 # - numpy: tensorflow doesn't play nice with numpy>2 so for every platform that can run tensorflow (cp39-cp311) we use
 #          numpy<2. numpy<2 has no wheels for cp31[2|3], meaning an sdist will be used. However, on Windows amd64 +
 #          cp313 this results in a segfault / access violation. To get around this, we install numpy>=2 on all >=cp312
-#          platforms.
+#          platforms. Then for windows arm64, for which there is no tensorflow, we only allow numpy>=2.3 because that
+#          ships arm64 win32 wheels.
 ######################################################################################################
 
 [tool.uv]
@@ -197,6 +198,7 @@ environments = [ # no need to resolve packages beyond these platforms with uv...
     "python_version >= '3.9' and sys_platform == 'darwin' and platform_machine == 'arm64'",
     "python_version >= '3.9' and sys_platform == 'darwin' and platform_machine == 'x86_64'",
     "python_version >= '3.9' and sys_platform == 'win32' and platform_machine == 'AMD64'",
+    "python_version >= '3.11' and sys_platform == 'win32' and platform_machine == 'ARM64'",
     "python_version >= '3.9' and sys_platform == 'linux' and platform_machine == 'x86_64'",
     "python_version >= '3.9' and sys_platform == 'linux' and platform_machine == 'aarch64'",
 ]
@@ -204,6 +206,7 @@ required-environments = [ # ... but do always resolve for all of them
     "python_version >= '3.9' and sys_platform == 'darwin' and platform_machine == 'arm64'",
     "python_version >= '3.9' and sys_platform == 'darwin' and platform_machine == 'x86_64'",
     "python_version >= '3.9' and sys_platform == 'win32' and platform_machine == 'AMD64'",
+    "python_version >= '3.11' and sys_platform == 'win32' and platform_machine == 'ARM64'",
     "python_version >= '3.9' and sys_platform == 'linux' and platform_machine == 'x86_64'",
     "python_version >= '3.9' and sys_platform == 'linux' and platform_machine == 'aarch64'",
 ]
@@ -219,6 +222,7 @@ explicit = true
 torch = [ { index = "pytorch-cpu" } ]
 torchvision = [ { index = "pytorch-cpu" } ]
 
+# todo: adjust for windows arm64 while test dependencies become available
 [dependency-groups] # used for development only, requires pip >=25.1.0
 stubdeps = [ # dependencies used for typehints in the stubs
     "pybind11-stubgen",
@@ -226,17 +230,18 @@ stubdeps = [ # dependencies used for typehints in the stubs
     "fsspec",
     "pandas",
     "polars",
-    "pyarrow; python_version < '3.14'",
+    "pyarrow; sys_platform != 'win32' or platform_machine != 'ARM64'",
+    "typing-extensions",
 ]
 test = [ # dependencies used for running tests
-    "adbc-driver-manager",
+    "adbc-driver-manager; sys_platform != 'win32' or platform_machine != 'ARM64'",
     "pytest",
     "pytest-reraise",
     "pytest-timeout",
     "pytest-timestamper",
     "coverage",
     "gcovr",
-    "gcsfs",
+    "gcsfs; sys_platform != 'win32' or platform_machine != 'ARM64'",
     "packaging",
     "polars",
     "psutil",
@@ -246,16 +251,18 @@ test = [ # dependencies used for running tests
     "pytz",
     "requests",
     "urllib3",
-    "fsspec>=2022.11.0",
+    "fsspec>=2022.11.0; sys_platform != 'win32' or platform_machine != 'ARM64'",
     "pandas>=2.0.0",
-    "pyarrow>=18.0.0; python_version < '3.14'",
-    "torch>=2.2.2; python_version < '3.14' and ( sys_platform != 'darwin' or platform_machine != 'x86_64' or python_version < '3.13' )",
+    "pyarrow>=18.0.0; sys_platform != 'win32' or platform_machine != 'ARM64'",
+    "torch>=2.2.2; python_version < '3.14' and ( sys_platform != 'darwin' or platform_machine != 'x86_64' or python_version < '3.13' ) and ( sys_platform != 'win32' or platform_machine != 'ARM64' or python_version > '3.11' )",
     "tensorflow==2.14.0; sys_platform == 'darwin' and python_version < '3.12'",
     "tensorflow-cpu>=2.14.0; sys_platform == 'linux' and platform_machine != 'aarch64' and python_version < '3.12'",
-    "tensorflow-cpu>=2.14.0; sys_platform == 'win32' and python_version < '3.12'",
+    "tensorflow-cpu>=2.14.0; sys_platform == 'win32' and platform_machine != 'ARM64' and python_version < '3.12'",
     "tensorflow-cpu-aws==2.15.1; sys_platform == 'linux' and platform_machine == 'aarch64' and python_version < '3.12'",
-    "numpy<2; python_version < '3.12'",
-    "numpy>=2; python_version >= '3.12'",
+    "typing-extensions",
+    "numpy<2; ( sys_platform != 'win32' or platform_machine != 'ARM64' ) and python_version < '3.12'",
+    "numpy>=2; ( sys_platform != 'win32' or platform_machine != 'ARM64' ) and python_version >= '3.12'",
+    "numpy>=2.3; sys_platform == 'win32' and platform_machine == 'ARM64' and python_version >= '3.11'",
 ]
 scripts = [ # dependencies used for running scripts
     "cxxheaderparser",
@@ -265,7 +272,7 @@ scripts = [ # dependencies used for running scripts
     "pandas",
     "pcpp",
     "polars",
-    "pyarrow; python_version < '3.14'",
+    "pyarrow; sys_platform != 'win32' or platform_machine != 'ARM64'",
     "pytz"
 ]
 pypi = [ # dependencies used by the pypi cleanup script
@@ -327,6 +334,10 @@ exclude = [
     "tests", "scripts",
 ]
 
+[[tool.mypy.overrides]]
+module = "duckdb.experimental.*"
+ignore_errors = true
+
 [[tool.mypy.overrides]]
 module = [
     "fsspec.*",
diff --git a/src/duckdb_py/include/duckdb_python/pandas/pandas_scan.hpp b/src/duckdb_py/include/duckdb_python/pandas/pandas_scan.hpp
index 50565f05..0ef9a24c 100644
--- a/src/duckdb_py/include/duckdb_python/pandas/pandas_scan.hpp
+++ b/src/duckdb_py/include/duckdb_python/pandas/pandas_scan.hpp
@@ -55,6 +55,8 @@ struct PandasScanFunction : public TableFunction {
 
 	static void PandasSerialize(Serializer &serializer, const optional_ptr<FunctionData> bind_data,
 	                            const TableFunction &function);
+
+	static unique_ptr<FunctionData> PandasDeserialize(Deserializer &deserializer, TableFunction &function);
 };
 
 } // namespace duckdb
diff --git a/src/duckdb_py/include/duckdb_python/pyrelation.hpp b/src/duckdb_py/include/duckdb_python/pyrelation.hpp
index e1f78b5a..06cf9e94 100644
--- a/src/duckdb_py/include/duckdb_python/pyrelation.hpp
+++ b/src/duckdb_py/include/duckdb_python/pyrelation.hpp
@@ -214,7 +214,7 @@ struct DuckDBPyRelation {
 	               const py::object &row_group_size = py::none(), const py::object &overwrite = py::none(),
 	               const py::object &per_thread_output = py::none(), const py::object &use_tmp_file = py::none(),
 	               const py::object &partition_by = py::none(), const py::object &write_partition_columns = py::none(),
-	               const py::object &append = py::none());
+	               const py::object &append = py::none(), const py::object &filename_pattern = py::none());
 
 	void ToCSV(const string &filename, const py::object &sep = py::none(), const py::object &na_rep = py::none(),
 	           const py::object &header = py::none(), const py::object &quotechar = py::none(),
@@ -235,7 +235,7 @@ struct DuckDBPyRelation {
 
 	void InsertInto(const string &table);
 
-	void Insert(const py::object &params = py::list());
+	void Insert(const py::object &params = py::list()) const;
 	void Update(const py::object &set, const py::object &where = py::none());
 
 	void Create(const string &table);
diff --git a/src/duckdb_py/include/duckdb_python/pyresult.hpp b/src/duckdb_py/include/duckdb_python/pyresult.hpp
index fc3641c4..941a203b 100644
--- a/src/duckdb_py/include/duckdb_python/pyresult.hpp
+++ b/src/duckdb_py/include/duckdb_python/pyresult.hpp
@@ -66,7 +66,7 @@ struct DuckDBPyResult {
 
 	PandasDataFrame FrameFromNumpy(bool date_as_object, const py::handle &o);
 
-	void ChangeToTZType(PandasDataFrame &df);
+	void ConvertDateTimeTypes(PandasDataFrame &df, bool date_as_object) const;
 	unique_ptr<DataChunk> FetchNext(QueryResult &result);
 	unique_ptr<DataChunk> FetchNextRaw(QueryResult &result);
 	unique_ptr<NumpyResultConversion> InitializeNumpyConversion(bool pandas = false);
diff --git a/src/duckdb_py/pandas/scan.cpp b/src/duckdb_py/pandas/scan.cpp
index ebce31bb..47c7ba6c 100644
--- a/src/duckdb_py/pandas/scan.cpp
+++ b/src/duckdb_py/pandas/scan.cpp
@@ -66,6 +66,7 @@ PandasScanFunction::PandasScanFunction()
 	cardinality = PandasScanCardinality;
 	table_scan_progress = PandasProgress;
 	serialize = PandasSerialize;
+	deserialize = PandasDeserialize;
 	projection_pushdown = true;
 }
 
@@ -235,4 +236,8 @@ void PandasScanFunction::PandasSerialize(Serializer &serializer, const optional_
 	throw NotImplementedException("PandasScan function cannot be serialized");
 }
 
+unique_ptr<FunctionData> PandasScanFunction::PandasDeserialize(Deserializer &deserializer, TableFunction &function) {
+	throw NotImplementedException("PandasScan function cannot be deserialized");
+}
+
 } // namespace duckdb
diff --git a/src/duckdb_py/pyrelation.cpp b/src/duckdb_py/pyrelation.cpp
index 3553bff0..bbc7a2ec 100644
--- a/src/duckdb_py/pyrelation.cpp
+++ b/src/duckdb_py/pyrelation.cpp
@@ -1213,7 +1213,8 @@ void DuckDBPyRelation::ToParquet(const string &filename, const py::object &compr
                                  const py::object &row_group_size_bytes, const py::object &row_group_size,
                                  const py::object &overwrite, const py::object &per_thread_output,
                                  const py::object &use_tmp_file, const py::object &partition_by,
-                                 const py::object &write_partition_columns, const py::object &append) {
+                                 const py::object &write_partition_columns, const py::object &append,
+                                 const py::object &filename_pattern) {
 	case_insensitive_map_t<vector<Value>> options;
 
 	if (!py::none().is(compression)) {
@@ -1304,6 +1305,13 @@ void DuckDBPyRelation::ToParquet(const string &filename, const py::object &compr
 		options["use_tmp_file"] = {Value::BOOLEAN(py::bool_(use_tmp_file))};
 	}
 
+	if (!py::none().is(filename_pattern)) {
+		if (!py::isinstance<py::str>(filename_pattern)) {
+			throw InvalidInputException("to_parquet only accepts 'filename_pattern' as a string");
+		}
+		options["filename_pattern"] = {Value(py::str(filename_pattern))};
+	}
+
 	auto write_parquet = rel->WriteParquetRel(filename, std::move(options));
 	PyExecuteRelation(write_parquet);
 }
@@ -1511,14 +1519,10 @@ DuckDBPyRelation &DuckDBPyRelation::Execute() {
 void DuckDBPyRelation::InsertInto(const string &table) {
 	AssertRelation();
 	auto parsed_info = QualifiedName::Parse(table);
-	auto insert = rel->InsertRel(parsed_info.schema, parsed_info.name);
+	auto insert = rel->InsertRel(parsed_info.catalog, parsed_info.schema, parsed_info.name);
 	PyExecuteRelation(insert);
 }
 
-static bool IsAcceptedInsertRelationType(const Relation &relation) {
-	return relation.type == RelationType::TABLE_RELATION;
-}
-
 void DuckDBPyRelation::Update(const py::object &set_p, const py::object &where) {
 	AssertRelation();
 	unique_ptr<ParsedExpression> condition;
@@ -1563,9 +1567,9 @@ void DuckDBPyRelation::Update(const py::object &set_p, const py::object &where)
 	return rel->Update(std::move(names), std::move(expressions), std::move(condition));
 }
 
-void DuckDBPyRelation::Insert(const py::object &params) {
+void DuckDBPyRelation::Insert(const py::object &params) const {
 	AssertRelation();
-	if (!IsAcceptedInsertRelationType(*this->rel)) {
+	if (this->rel->type != RelationType::TABLE_RELATION) {
 		throw InvalidInputException("'DuckDBPyRelation.insert' can only be used on a table relation");
 	}
 	vector<vector<Value>> values {DuckDBPyConnection::TransformPythonParamList(params)};
diff --git a/src/duckdb_py/pyrelation/initialize.cpp b/src/duckdb_py/pyrelation/initialize.cpp
index cd1f042c..7bfea441 100644
--- a/src/duckdb_py/pyrelation/initialize.cpp
+++ b/src/duckdb_py/pyrelation/initialize.cpp
@@ -36,7 +36,8 @@ static void InitializeConsumers(py::class_<DuckDBPyRelation> &m) {
 	             py::arg("row_group_size_bytes") = py::none(), py::arg("row_group_size") = py::none(),
 	             py::arg("overwrite") = py::none(), py::arg("per_thread_output") = py::none(),
 	             py::arg("use_tmp_file") = py::none(), py::arg("partition_by") = py::none(),
-	             py::arg("write_partition_columns") = py::none(), py::arg("append") = py::none());
+	             py::arg("write_partition_columns") = py::none(), py::arg("append") = py::none(),
+	             py::arg("filename_pattern") = py::none());
 
 	DefineMethod(
 	    {"to_csv", "write_csv"}, m, &DuckDBPyRelation::ToCSV, "Write the relation object to a CSV file in 'file_name'",
diff --git a/src/duckdb_py/pyresult.cpp b/src/duckdb_py/pyresult.cpp
index 43edf0e1..e92f6abe 100644
--- a/src/duckdb_py/pyresult.cpp
+++ b/src/duckdb_py/pyresult.cpp
@@ -287,8 +287,13 @@ py::dict DuckDBPyResult::FetchNumpyInternal(bool stream, idx_t vectors_per_chunk
 	return res;
 }
 
+static void ReplaceDFColumn(PandasDataFrame &df, const char *col_name, idx_t idx, const py::handle &new_value) {
+	df.attr("drop")("columns"_a = col_name, "inplace"_a = true);
+	df.attr("insert")(idx, col_name, new_value, "allow_duplicates"_a = false);
+}
+
 // TODO: unify these with an enum/flag to indicate which conversions to do
-void DuckDBPyResult::ChangeToTZType(PandasDataFrame &df) {
+void DuckDBPyResult::ConvertDateTimeTypes(PandasDataFrame &df, bool date_as_object) const {
 	auto names = df.attr("columns").cast<vector<string>>();
 
 	for (idx_t i = 0; i < result->ColumnCount(); i++) {
@@ -297,8 +302,10 @@ void DuckDBPyResult::ChangeToTZType(PandasDataFrame &df) {
 			auto utc_local = df[names[i].c_str()].attr("dt").attr("tz_localize")("UTC");
 			auto new_value = utc_local.attr("dt").attr("tz_convert")(result->client_properties.time_zone);
 			// We need to create the column anew because the exact dt changed to a new timezone
-			df.attr("drop")("columns"_a = names[i].c_str(), "inplace"_a = true);
-			df.attr("__setitem__")(names[i].c_str(), new_value);
+			ReplaceDFColumn(df, names[i].c_str(), i, new_value);
+		} else if (date_as_object && result->types[i] == LogicalType::DATE) {
+			auto new_value = df[names[i].c_str()].attr("dt").attr("date");
+			ReplaceDFColumn(df, names[i].c_str(), i, new_value);
 		}
 	}
 }
@@ -374,20 +381,11 @@ PandasDataFrame DuckDBPyResult::FrameFromNumpy(bool date_as_object, const py::ha
 	}
 
 	PandasDataFrame df = py::cast<PandasDataFrame>(pandas.attr("DataFrame").attr("from_dict")(o));
-	// Unfortunately we have to do a type change here for timezones since these types are not supported by numpy
-	ChangeToTZType(df);
+	// Convert TZ and (optionally) Date types
+	ConvertDateTimeTypes(df, date_as_object);
 
 	auto names = df.attr("columns").cast<vector<string>>();
 	D_ASSERT(result->ColumnCount() == names.size());
-	if (date_as_object) {
-		for (idx_t i = 0; i < result->ColumnCount(); i++) {
-			if (result->types[i] == LogicalType::DATE) {
-				auto new_value = df[names[i].c_str()].attr("dt").attr("date");
-				df.attr("drop")("columns"_a = names[i].c_str(), "inplace"_a = true);
-				df.attr("__setitem__")(names[i].c_str(), new_value);
-			}
-		}
-	}
 	return df;
 }
 
diff --git a/tests/conftest.py b/tests/conftest.py
index 3baefdec..8a16652d 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -48,47 +48,6 @@ def import_pandas():
         pytest.skip("Couldn't import pandas", allow_module_level=True)
 
 
-@pytest.hookimpl(hookwrapper=True)
-def pytest_runtest_call(item):
-    """Convert missing pyarrow imports to skips.
-
-    TODO(evertlammerts): Remove skip when pyarrow releases for 3.14.
-        https://github.com/duckdblabs/duckdb-internal/issues/6182
-    """
-    outcome = yield
-    if sys.version_info[:2] == (3, 14):
-        try:
-            outcome.get_result()
-        except ImportError as e:
-            if e.name == "pyarrow":
-                pytest.skip(f"pyarrow not available - {item.name} requires pyarrow")
-            else:
-                raise
-
-
-@pytest.hookimpl(hookwrapper=True)
-def pytest_make_collect_report(collector):
-    """Wrap module collection to catch pyarrow import errors on Python 3.14.
-
-    If we're on Python 3.14 and a test module raises ModuleNotFoundError
-    for 'pyarrow', mark the entire module as xfailed rather than failing collection.
-
-    TODO(evertlammerts): Remove skip when pyarrow releases for 3.14.
-        https://github.com/duckdblabs/duckdb-internal/issues/6182
-    """
-    outcome = yield
-    report: pytest.CollectReport = outcome.get_result()
-
-    if sys.version_info[:2] == (3, 14):
-        # Only handle failures from module collectors
-        if report.failed and collector.__class__.__name__ == "Module":
-            longreprtext = report.longreprtext
-            if "ModuleNotFoundError: No module named 'pyarrow'" in longreprtext:
-                report.outcome = "skipped"
-                reason = f"XFAIL: [pyarrow not available] {longreprtext}"
-                report.longrepr = (report.fspath, None, reason)
-
-
 # https://docs.pytest.org/en/latest/example/simple.html#control-skipping-of-tests-according-to-command-line-option
 # https://stackoverflow.com/a/47700320
 def pytest_addoption(parser):
diff --git a/tests/fast/adbc/test_adbc.py b/tests/fast/adbc/test_adbc.py
index 80920a99..f82d0982 100644
--- a/tests/fast/adbc/test_adbc.py
+++ b/tests/fast/adbc/test_adbc.py
@@ -1,13 +1,13 @@
 import datetime
-import sys
 from pathlib import Path
 
-import adbc_driver_manager.dbapi
 import numpy as np
-import pyarrow
 import pytest
 
-import adbc_driver_duckdb.dbapi
+adbc_driver_manager = pytest.importorskip("adbc_driver_manager")
+adbc_driver_manager_dbapi = pytest.importorskip("adbc_driver_manager.dbapi")
+adbc_driver_duckdb = pytest.importorskip("adbc_driver_duckdb")
+pyarrow = pytest.importorskip("pyarrow")
 
 xfail = pytest.mark.xfail
 driver_path = adbc_driver_duckdb.driver_path()
@@ -15,7 +15,7 @@
 
 @pytest.fixture
 def duck_conn():
-    with adbc_driver_manager.dbapi.connect(driver=driver_path, entrypoint="duckdb_adbc_init") as conn:
+    with adbc_driver_manager_dbapi.connect(driver=driver_path, entrypoint="duckdb_adbc_init") as conn:
         yield conn
 
 
@@ -29,7 +29,6 @@ def example_table():
     )
 
 
-@xfail(sys.platform == "win32", reason="adbc-driver-manager.adbc_get_info() returns an empty dict on windows")
 def test_connection_get_info(duck_conn):
     assert duck_conn.adbc_get_info() != {}
 
@@ -42,9 +41,6 @@ def test_connection_get_table_types(duck_conn):
     assert duck_conn.adbc_get_table_types() == ["BASE TABLE"]
 
 
-@xfail(
-    sys.platform == "win32", reason="adbc-driver-manager.adbc_get_objects() returns an invalid schema dict on windows"
-)
 def test_connection_get_objects(duck_conn):
     with duck_conn.cursor() as cursor:
         cursor.execute("CREATE TABLE getobjects (ints BIGINT PRIMARY KEY)")
@@ -66,9 +62,6 @@ def test_connection_get_objects(duck_conn):
     assert depth_all.schema == depth_catalogs.schema
 
 
-@xfail(
-    sys.platform == "win32", reason="adbc-driver-manager.adbc_get_objects() returns an invalid schema dict on windows"
-)
 def test_connection_get_objects_filters(duck_conn):
     with duck_conn.cursor() as cursor:
         cursor.execute("CREATE TABLE getobjects (ints BIGINT PRIMARY KEY)")
@@ -101,7 +94,7 @@ def test_commit(tmp_path):
     table = example_table()
     db_kwargs = {"path": f"{db}"}
     # Start connection with auto-commit off
-    with adbc_driver_manager.dbapi.connect(
+    with adbc_driver_manager_dbapi.connect(
         driver=driver_path,
         entrypoint="duckdb_adbc_init",
         db_kwargs=db_kwargs,
@@ -111,7 +104,7 @@ def test_commit(tmp_path):
             cur.adbc_ingest("ingest", table, "create")
 
     # Check Data is not there
-    with adbc_driver_manager.dbapi.connect(
+    with adbc_driver_manager_dbapi.connect(
         driver=driver_path,
         entrypoint="duckdb_adbc_init",
         db_kwargs=db_kwargs,
@@ -130,7 +123,7 @@ def test_commit(tmp_path):
 
     # This now works because we enabled autocommit
     with (
-        adbc_driver_manager.dbapi.connect(
+        adbc_driver_manager_dbapi.connect(
             driver=driver_path,
             entrypoint="duckdb_adbc_init",
             db_kwargs=db_kwargs,
@@ -207,7 +200,6 @@ def test_statement_query(duck_conn):
         assert cursor.fetch_arrow_table().to_pylist() == [{"foo": 1}]
 
 
-@xfail(sys.platform == "win32", reason="adbc-driver-manager returns an invalid table schema on windows")
 def test_insertion(duck_conn):
     table = example_table()
     reader = table.to_reader()
@@ -225,8 +217,8 @@ def test_insertion(duck_conn):
     # Test Append
     with duck_conn.cursor() as cursor:
         with pytest.raises(
-            adbc_driver_manager.InternalError,
-            match=r'Table with name "ingest_table" already exists!',
+            adbc_driver_manager.ProgrammingError,
+            match=r"ALREADY_EXISTS",
         ):
             cursor.adbc_ingest("ingest_table", table, "create")
         cursor.adbc_ingest("ingest_table", table, "append")
@@ -234,7 +226,6 @@ def test_insertion(duck_conn):
         assert cursor.fetch_arrow_table().to_pydict() == {"count_star()": [8]}
 
 
-@xfail(sys.platform == "win32", reason="adbc-driver-manager returns an invalid table schema on windows")
 def test_read(duck_conn):
     with duck_conn.cursor() as cursor:
         filename = Path(__file__).parent / ".." / "data" / "category.csv"
@@ -304,7 +295,7 @@ def test_large_chunk(tmp_path):
         db.unlink()
     db_kwargs = {"path": f"{db}"}
     with (
-        adbc_driver_manager.dbapi.connect(
+        adbc_driver_manager_dbapi.connect(
             driver=driver_path,
             entrypoint="duckdb_adbc_init",
             db_kwargs=db_kwargs,
@@ -330,7 +321,7 @@ def test_dictionary_data(tmp_path):
         db.unlink()
     db_kwargs = {"path": f"{db}"}
     with (
-        adbc_driver_manager.dbapi.connect(
+        adbc_driver_manager_dbapi.connect(
             driver=driver_path,
             entrypoint="duckdb_adbc_init",
             db_kwargs=db_kwargs,
@@ -358,7 +349,7 @@ def test_ree_data(tmp_path):
         db.unlink()
     db_kwargs = {"path": f"{db}"}
     with (
-        adbc_driver_manager.dbapi.connect(
+        adbc_driver_manager_dbapi.connect(
             driver=driver_path,
             entrypoint="duckdb_adbc_init",
             db_kwargs=db_kwargs,
diff --git a/tests/fast/adbc/test_connection_get_info.py b/tests/fast/adbc/test_connection_get_info.py
index aa2b3d32..cd6298ed 100644
--- a/tests/fast/adbc/test_connection_get_info.py
+++ b/tests/fast/adbc/test_connection_get_info.py
@@ -1,19 +1,22 @@
-import pyarrow as pa
+import pytest
 
-import adbc_driver_duckdb.dbapi
 import duckdb
 
+pa = pytest.importorskip("pyarrow")
+pytest.importorskip("adbc_driver_manager")
+adbc_driver_duckdb_dbapi = pytest.importorskip("adbc_driver_duckdb.dbapi")
+
 
 class TestADBCConnectionGetInfo:
     def test_connection_basic(self):
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         with con.cursor() as cursor:
             cursor.execute("select 42")
             res = cursor.fetchall()
             assert res == [(42,)]
 
     def test_connection_get_info_all(self):
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         adbc_con = con.adbc_connection
         res = adbc_con.get_info()
         reader = pa.RecordBatchReader._import_from_c(res.address)
@@ -37,7 +40,7 @@ def test_connection_get_info_all(self):
         assert string_values == expected_result
 
     def test_empty_result(self):
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         adbc_con = con.adbc_connection
         res = adbc_con.get_info([1337])
         reader = pa.RecordBatchReader._import_from_c(res.address)
@@ -48,7 +51,7 @@ def test_empty_result(self):
         assert values.num_chunks == 0
 
     def test_unrecognized_codes(self):
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         adbc_con = con.adbc_connection
         res = adbc_con.get_info([0, 1000, 4, 2000])
         reader = pa.RecordBatchReader._import_from_c(res.address)
diff --git a/tests/fast/adbc/test_statement_bind.py b/tests/fast/adbc/test_statement_bind.py
index d35693ff..e8df14c7 100644
--- a/tests/fast/adbc/test_statement_bind.py
+++ b/tests/fast/adbc/test_statement_bind.py
@@ -1,10 +1,10 @@
 import sys
 
-import adbc_driver_manager
-import pyarrow as pa
 import pytest
 
-import adbc_driver_duckdb.dbapi
+pa = pytest.importorskip("pyarrow")
+adbc_driver_manager = pytest.importorskip("adbc_driver_manager")
+adbc_driver_duckdb_dbapi = pytest.importorskip("adbc_driver_duckdb.dbapi")
 
 xfail = pytest.mark.xfail
 
@@ -35,7 +35,7 @@ def test_bind_multiple_rows(self):
             names=["ints"],
         )
 
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         with con.cursor() as cursor:
             statement = cursor.adbc_statement
             statement.set_sql_query("select ? * 2 as i")
@@ -57,7 +57,7 @@ def test_bind_single_row(self):
             names=["ints"],
         )
 
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         with con.cursor() as cursor:
             statement = cursor.adbc_statement
             statement.set_sql_query("select ? * 2 as i")
@@ -93,7 +93,7 @@ def test_multiple_parameters(self):
             names=["ints", "strings", "bools"],
         )
 
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         with con.cursor() as cursor:
             statement = cursor.adbc_statement
             statement.set_sql_query("select ? as a, ? as b, ? as c")
@@ -123,7 +123,7 @@ def test_bind_composite_type(self):
         # Create the RecordBatch
         record_batch = pa.RecordBatch.from_arrays([struct_array], schema=schema)
 
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         with con.cursor() as cursor:
             statement = cursor.adbc_statement
             statement.set_sql_query("select ? as a")
@@ -146,7 +146,7 @@ def test_too_many_parameters(self):
             names=["ints", "strings"],
         )
 
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         with con.cursor() as cursor:
             statement = cursor.adbc_statement
             statement.set_sql_query("select ? as a")
@@ -175,7 +175,7 @@ def test_not_enough_parameters(self):
             names=["strings"],
         )
 
-        con = adbc_driver_duckdb.dbapi.connect()
+        con = adbc_driver_duckdb_dbapi.connect()
         with con.cursor() as cursor:
             statement = cursor.adbc_statement
             statement.set_sql_query("select ? as a, ? as b")
diff --git a/tests/fast/api/test_to_parquet.py b/tests/fast/api/test_to_parquet.py
index 8d8162b0..f0952e68 100644
--- a/tests/fast/api/test_to_parquet.py
+++ b/tests/fast/api/test_to_parquet.py
@@ -1,4 +1,6 @@
 import os
+import pathlib
+import re
 import tempfile
 
 import pytest
@@ -170,3 +172,56 @@ def test_append(self, pd):
             ("shinji", 123.0, "a"),
         ]
         assert result.execute().fetchall() == expected
+
+    @pytest.mark.parametrize("pd", [NumpyPandas(), ArrowPandas()])
+    def test_filename_pattern_with_index(self, pd):
+        temp_file_name = os.path.join(tempfile.mkdtemp(), next(tempfile._get_candidate_names()))  # noqa: PTH118
+        df = pd.DataFrame(
+            {
+                "name": ["rei", "shinji", "asuka", "kaworu"],
+                "float": [321.0, 123.0, 23.0, 340.0],
+                "category": ["a", "a", "b", "c"],
+            }
+        )
+        rel = duckdb.from_df(df)
+        rel.to_parquet(temp_file_name, partition_by=["category"], filename_pattern="orders_{i}")
+        # Check that files follow the pattern with {i}
+        files_a = list(pathlib.Path(f"{temp_file_name}/category=a").iterdir())
+        files_b = list(pathlib.Path(f"{temp_file_name}/category=b").iterdir())
+        files_c = list(pathlib.Path(f"{temp_file_name}/category=c").iterdir())
+        filename_pattern = re.compile(r"^orders_[09]+\.parquet$")
+        assert all(filename_pattern.search(str(f.name)) for f in files_a)
+        assert all(filename_pattern.search(str(f.name)) for f in files_b)
+        assert all(filename_pattern.search(str(f.name)) for f in files_c)
+
+        # Verify data integrity
+        result = duckdb.sql(f"FROM read_parquet('{temp_file_name}/*/*.parquet', hive_partitioning=TRUE)")
+        expected = [("rei", 321.0, "a"), ("shinji", 123.0, "a"), ("asuka", 23.0, "b"), ("kaworu", 340.0, "c")]
+        assert result.execute().fetchall() == expected
+
+    @pytest.mark.parametrize("pd", [NumpyPandas(), ArrowPandas()])
+    def test_filename_pattern_with_uuid(self, pd):
+        temp_file_name = os.path.join(tempfile.mkdtemp(), next(tempfile._get_candidate_names()))  # noqa: PTH118
+        df = pd.DataFrame(
+            {
+                "name": ["rei", "shinji", "asuka", "kaworu"],
+                "float": [321.0, 123.0, 23.0, 340.0],
+                "category": ["a", "a", "b", "c"],
+            }
+        )
+        rel = duckdb.from_df(df)
+        rel.to_parquet(temp_file_name, partition_by=["category"], filename_pattern="file_{uuid}")
+        # Check that files follow the pattern with {uuid}
+        files_a = list(pathlib.Path(f"{temp_file_name}/category=a").iterdir())
+        files_b = list(pathlib.Path(f"{temp_file_name}/category=b").iterdir())
+        files_c = list(pathlib.Path(f"{temp_file_name}/category=c").iterdir())
+        filename_pattern = re.compile(r"^file_[a-z0-9]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{12}\.parquet$")
+        print(files_a)
+        assert all(filename_pattern.search(str(f.name)) for f in files_a)
+        assert all(filename_pattern.search(str(f.name)) for f in files_b)
+        assert all(filename_pattern.search(str(f.name)) for f in files_c)
+
+        # Verify data integrity
+        result = duckdb.sql(f"FROM read_parquet('{temp_file_name}/*/*.parquet', hive_partitioning=TRUE)")
+        expected = [("rei", 321.0, "a"), ("shinji", 123.0, "a"), ("asuka", 23.0, "b"), ("kaworu", 340.0, "c")]
+        assert result.execute().fetchall() == expected
diff --git a/tests/fast/arrow/test_2426.py b/tests/fast/arrow/test_2426.py
index f43284d3..6f76613f 100644
--- a/tests/fast/arrow/test_2426.py
+++ b/tests/fast/arrow/test_2426.py
@@ -1,5 +1,9 @@
+import pytest
+
 import duckdb
 
+pytest.importorskip("pyarrow")
+
 try:
     can_run = True
 except Exception:
diff --git a/tests/fast/arrow/test_arrow_fetch.py b/tests/fast/arrow/test_arrow_fetch.py
index 0547020f..ba5d13a4 100644
--- a/tests/fast/arrow/test_arrow_fetch.py
+++ b/tests/fast/arrow/test_arrow_fetch.py
@@ -1,5 +1,10 @@
+import pytest
+
 import duckdb
 
+pytest.importorskip("pyarrow")
+
+
 try:
     can_run = True
 except Exception:
diff --git a/tests/fast/pandas/test_column_order.py b/tests/fast/pandas/test_column_order.py
new file mode 100644
index 00000000..0600bc4c
--- /dev/null
+++ b/tests/fast/pandas/test_column_order.py
@@ -0,0 +1,16 @@
+import duckdb
+
+
+class TestColumnOrder:
+    def test_column_order(self, duckdb_cursor):
+        to_execute = """
+		CREATE OR REPLACE TABLE t1 AS (
+			SELECT NULL AS col1,
+			NULL::TIMESTAMPTZ AS timepoint,
+			NULL::DATE AS date,
+		);
+		SELECT timepoint, date, col1 FROM t1;
+		"""
+        df = duckdb.execute(to_execute).fetchdf()
+        cols = list(df.columns)
+        assert cols == ["timepoint", "date", "col1"]
diff --git a/tests/fast/test_all_types.py b/tests/fast/test_all_types.py
index 77074fdc..c4ba0e55 100644
--- a/tests/fast/test_all_types.py
+++ b/tests/fast/test_all_types.py
@@ -534,6 +534,7 @@ def test_fetchnumpy(self, cur_type):
 
     @pytest.mark.parametrize("cur_type", all_types)
     def test_arrow(self, cur_type):
+        pytest.importorskip("pyarrow")
         try:
             pass
         except Exception:
diff --git a/tests/fast/test_insert.py b/tests/fast/test_insert.py
index c5de1589..ea43894c 100644
--- a/tests/fast/test_insert.py
+++ b/tests/fast/test_insert.py
@@ -27,7 +27,6 @@ def test_insert_with_schema(self, duckdb_cursor):
         res = duckdb_cursor.table("not_main.tbl").fetchall()
         assert len(res) == 10
 
-        # Insert into a schema-qualified table should work; table has a single column from range(10)
         duckdb_cursor.table("not_main.tbl").insert([42])
         res2 = duckdb_cursor.table("not_main.tbl").fetchall()
         assert len(res2) == 11