Use Arc in Datatype to reduce memory use

.github/workflows/integration-ffi.yml

@@ -10,8 +10,8 @@ jobs:
       - uses: actions/checkout@v2
       - name: Setup Rust toolchain
         run: |
-          rustup toolchain install stable
-          rustup default stable
+          rustup toolchain install 1.72.1
+          rustup default 1.72.1
           rustup component add rustfmt clippy
       - name: Cache Cargo
         uses: actions/cache@v2

.github/workflows/test.yml

@@ -9,10 +9,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-        with:
-          submodules: true # needed to test IPC, which are located in a submodule
       - name: Install Rust
-        run: rustup update stable
+        run: rustup update 1.72.1
       - name: Setup parquet files
         run: |
           apt update && apt install python3-pip python3-venv -y -q
@@ -35,10 +33,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v2
-        with:
-          submodules: true # needed to test IPC, which are located in a submodule
       - name: Install Rust
-        run: rustup update stable
+        run: rustup update 1.72.1
       - uses: Swatinem/rust-cache@v1
       - name: Run
         shell: bash
@@ -52,7 +48,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Install Rust
-        run: rustup update stable
+        run: rustup update 1.72.1
       - uses: Swatinem/rust-cache@v1
       - name: Install clippy
         run: rustup component add clippy
@@ -65,7 +61,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Install Rust
-        run: rustup update stable
+        run: rustup update 1.72.1
       - uses: Swatinem/rust-cache@v1
       - name: Install rustfmt
         run: rustup component add rustfmt
@@ -79,7 +75,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2022-12-05
+          toolchain: nightly
           override: true
       - uses: Swatinem/rust-cache@v1
         with:
@@ -98,11 +94,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-        with:
-          submodules: true # needed to test IPC, which are located in a submodule
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2022-12-05
+          toolchain: nightly
           override: true
       - uses: Swatinem/rust-cache@v1
         with:
@@ -121,7 +115,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2022-12-05
+          toolchain: nightly
           override: true
       - uses: Swatinem/rust-cache@v1
         with:
@@ -139,7 +133,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Install Rust
-        run: rustup update stable
+        run: rustup update 1.72.1
       - name: Setup all features
         run: cargo install cargo-all-features
       - uses: Swatinem/rust-cache@v1
@@ -158,23 +152,21 @@ jobs:
           - i686-unknown-linux-gnu
           - powerpc-unknown-linux-gnu
           - powerpc64-unknown-linux-gnu
-          - mips-unknown-linux-gnu
+          # - mips-unknown-linux-gnu
           - arm-linux-androideabi
     steps:
       - uses: actions/checkout@v2
-        with:
-          submodules: true
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2022-12-05
+          toolchain: nightly
           target: ${{ matrix.target }}
           override: true
       - uses: Swatinem/rust-cache@v1
       - uses: actions-rs/cargo@v1
         with:
           use-cross: true
           command: check
-          args: --features=compute_merge_sort,io_ipc,io_csv,io_print,io_json,io_parquet --target ${{ matrix.target }}
+          args: --features=compute_merge_sort,io_ipc,io_csv,io_print,io_json --target ${{ matrix.target }}
 
   linux-simd-test:
     name: SIMD
@@ -183,7 +175,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly-2022-12-05
+          toolchain: nightly
           override: true
       - uses: Swatinem/rust-cache@v1
       - name: Run

.gitignore

@@ -1,8 +1,8 @@
 target
+target_ra
 target-tarpaulin
 venv
 lcov.info
-Cargo.lock
 example.arrow
 fixtures
 settings.json