diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 664a13f..abd21a9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,246 +14,246 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-      - uses: actions/checkout@v3
-        with:
-          persist-credentials: false
-      - uses: Swatinem/rust-cache@v2
-        with:
-          cache-on-failure: true
-      - name: Install dependencies
-        run: pip install PyOxidizer
-      - name: cargo check
-        run: cargo check
-      - name: cargo clippy
-        run: cargo clippy
+    - uses: actions/checkout@v3
+      with:
+        persist-credentials: false
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: true
+    - name: Install dependencies
+      run: pip install PyOxidizer
+    - name: cargo check
+      run: cargo check
+    - name: cargo clippy
+      run: cargo clippy
 
   build-linux:
     name: Build Linux
     runs-on: ubuntu-22.04
 
     steps:
-      - uses: actions/checkout@v3
-        with:
-          # To fetch tags, but can this be improved using blobless checkout?
-          # [1]. But anyway right it is not important, and unlikely will be,
-          # since the repository is small.
-          #
-          #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
-          fetch-depth: 0
-          persist-credentials: false
-
-      # Workaround for https://github.com/actions/checkout/issues/882
-      - name: Fix tags for release
-        # will break on a lightweight tag
-        run: git fetch origin +refs/tags/*:refs/tags/*
-
-      - uses: Swatinem/rust-cache@v2
-        with:
-          cache-on-failure: true
-
-      - name: Install dependencies
-        run: |
-          # Stick to the 0.23.0 due to issue with static linking on 0.24.0 [1].
-          #   [1]: https://github.com/indygreg/PyOxidizer/issues/673
-          pip install PyOxidizer==0.23.0
-          # nfpm
-          curl -sS -Lo /tmp/nfpm.deb "https://github.com/goreleaser/nfpm/releases/download/v2.25.0/nfpm_amd64.deb"
-          sudo dpkg -i /tmp/nfpm.deb
-          # for building cityhash for clickhouse-rs
-          sudo apt-get install -y musl-tools
-          # gcc cannot do cross compile, and there is no musl-g++ in musl-tools
-          sudo ln -srf /usr/bin/clang /usr/bin/musl-g++
-          # musl for static binaries
-          rustup target add x86_64-unknown-linux-musl
-
-      - name: Build
-        run: |
-          set -x
-          make packages target=x86_64-unknown-linux-musl
-          declare -A mapping
-          mapping[chdig*.x86_64.rpm]=chdig-latest.x86_64.rpm
-          mapping[chdig*-x86_64.pkg.tar.zst]=chdig-latest-x86_64.pkg.tar.zst
-          mapping[chdig*-x86_64.tar.gz]=chdig-latest-x86_64.tar.gz
-          mapping[chdig*_amd64.deb]=chdig-latest_amd64.deb
-          mapping[target/chdig]=chdig
-          for pattern in "${!mapping[@]}"; do
-              cp $pattern ${mapping[$pattern]}
-          done
-
-      - name: Check package
-        run: |
-          sudo dpkg -i chdig-latest_amd64.deb
-          chdig --help
-
-      - name: Archive Linux packages
-        uses: actions/upload-artifact@v3
-        with:
-          name: linux-packages
-          path: |
-            chdig
-            *.deb
-            *.rpm
-            *.tar.*
+    - uses: actions/checkout@v3
+      with:
+        # To fetch tags, but can this be improved using blobless checkout?
+        # [1]. But anyway right it is not important, and unlikely will be,
+        # since the repository is small.
+        #
+        #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
+        fetch-depth: 0
+        persist-credentials: false
+
+    # Workaround for https://github.com/actions/checkout/issues/882
+    - name: Fix tags for release
+      # will break on a lightweight tag
+      run: git fetch origin +refs/tags/*:refs/tags/*
+
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: true
+
+    - name: Install dependencies
+      run: |
+        # Stick to the 0.23.0 due to issue with static linking on 0.24.0 [1].
+        #   [1]: https://github.com/indygreg/PyOxidizer/issues/673
+        pip install PyOxidizer==0.23.0
+        # nfpm
+        curl -sS -Lo /tmp/nfpm.deb "https://github.com/goreleaser/nfpm/releases/download/v2.25.0/nfpm_amd64.deb"
+        sudo dpkg -i /tmp/nfpm.deb
+        # for building cityhash for clickhouse-rs
+        sudo apt-get install -y musl-tools
+        # gcc cannot do cross compile, and there is no musl-g++ in musl-tools
+        sudo ln -srf /usr/bin/clang /usr/bin/musl-g++
+        # musl for static binaries
+        rustup target add x86_64-unknown-linux-musl
+
+    - name: Build
+      run: |
+        set -x
+        make packages target=x86_64-unknown-linux-musl
+        declare -A mapping
+        mapping[chdig*.x86_64.rpm]=chdig-latest.x86_64.rpm
+        mapping[chdig*-x86_64.pkg.tar.zst]=chdig-latest-x86_64.pkg.tar.zst
+        mapping[chdig*-x86_64.tar.gz]=chdig-latest-x86_64.tar.gz
+        mapping[chdig*_amd64.deb]=chdig-latest_amd64.deb
+        mapping[target/chdig]=chdig
+        for pattern in "${!mapping[@]}"; do
+            cp $pattern ${mapping[$pattern]}
+        done
+
+    - name: Check package
+      run: |
+        sudo dpkg -i chdig-latest_amd64.deb
+        chdig --help
+
+    - name: Archive Linux packages
+      uses: actions/upload-artifact@v3
+      with:
+        name: linux-packages
+        path: |
+          chdig
+          *.deb
+          *.rpm
+          *.tar.*
 
   build-linux-no-features:
     name: Build Linux (no features)
     runs-on: ubuntu-22.04
 
     steps:
-      - uses: actions/checkout@v3
-        with:
-          persist-credentials: false
-      - uses: Swatinem/rust-cache@v2
-        with:
-          cache-on-failure: true
-      - name: Build
-        run: |
-          cargo build --no-default-features
-      - name: Check package
-        run: |
-          cargo run --no-default-features -- --help
+    - uses: actions/checkout@v3
+      with:
+        persist-credentials: false
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: true
+    - name: Build
+      run: |
+        cargo build --no-default-features
+    - name: Check package
+      run: |
+        cargo run --no-default-features -- --help
 
   build-macos-x86_64:
     name: Build MacOS (x86_64)
     runs-on: macos-12
 
     steps:
-      - uses: actions/checkout@v3
-        with:
-          # To fetch tags, but can this be improved using blobless checkout?
-          # [1]. But anyway right it is not important, and unlikely will be,
-          # since the repository is small.
-          #
-          #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
-          fetch-depth: 0
-          persist-credentials: false
-
-      # Workaround for https://github.com/actions/checkout/issues/882
-      - name: Fix tags for release
-        # will break on a lightweight tag
-        run: git fetch origin +refs/tags/*:refs/tags/*
-
-      - uses: Swatinem/rust-cache@v2
-        with:
-          cache-on-failure: true
-
-      - name: Worker info
-        run: |
-          # SDKs versions
-          ls -al /Library/Developer/CommandLineTools/SDKs/
-
-      - name: Install dependencies
-        run: |
-          pip3 install PyOxidizer
-
-      - name: Build
-        run: |
-          set -x
-          make deploy-binary
-          cp target/chdig chdig-macos-x86_64
-          gzip --keep chdig-macos-x86_64
-
-      - name: Check package
-        run: |
-          ls -al
-          ./chdig-macos-x86_64 --help
-
-      - name: Archive MacOS x86_64 packages
-        uses: actions/upload-artifact@v3
-        with:
-          name: macos-packages-x86_64
-          path: |
-            chdig-macos-x86_64.gz
+    - uses: actions/checkout@v3
+      with:
+        # To fetch tags, but can this be improved using blobless checkout?
+        # [1]. But anyway right it is not important, and unlikely will be,
+        # since the repository is small.
+        #
+        #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
+        fetch-depth: 0
+        persist-credentials: false
+
+    # Workaround for https://github.com/actions/checkout/issues/882
+    - name: Fix tags for release
+      # will break on a lightweight tag
+      run: git fetch origin +refs/tags/*:refs/tags/*
+
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: true
+
+    - name: Worker info
+      run: |
+        # SDKs versions
+        ls -al /Library/Developer/CommandLineTools/SDKs/
+
+    - name: Install dependencies
+      run: |
+        pip3 install PyOxidizer
+
+    - name: Build
+      run: |
+        set -x
+        make deploy-binary
+        cp target/chdig chdig-macos-x86_64
+        gzip --keep chdig-macos-x86_64
+
+    - name: Check package
+      run: |
+        ls -al
+        ./chdig-macos-x86_64 --help
+
+    - name: Archive MacOS x86_64 packages
+      uses: actions/upload-artifact@v3
+      with:
+        name: macos-packages-x86_64
+        path: |
+          chdig-macos-x86_64.gz
 
   build-macos-arm64:
     name: Build MacOS (arm64)
     runs-on: macos-14
 
     steps:
-      - uses: actions/checkout@v3
-        with:
-          # To fetch tags, but can this be improved using blobless checkout?
-          # [1]. But anyway right it is not important, and unlikely will be,
-          # since the repository is small.
-          #
-          #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
-          fetch-depth: 0
-          persist-credentials: false
-
-      # Workaround for https://github.com/actions/checkout/issues/882
-      - name: Fix tags for release
-        # will break on a lightweight tag
-        run: git fetch origin +refs/tags/*:refs/tags/*
-
-      - uses: Swatinem/rust-cache@v2
-        with:
-          cache-on-failure: true
-
-      - name: Worker info
-        run: |
-          # SDKs versions
-          ls -al /Library/Developer/CommandLineTools/SDKs/
-
-      - name: Install dependencies
-        run: |
-          pip3 install PyOxidizer --break-system-packages
-
-      - name: Build
-        run: |
-          set -x
-          make deploy-binary
-          cp target/chdig chdig-macos-arm64
-          gzip --keep chdig-macos-arm64
-
-      - name: Check package
-        run: |
-          ls -al
-          ./chdig-macos-arm64 --help
-
-      - name: Archive MacOS Arm64 packages
-        uses: actions/upload-artifact@v3
-        with:
-          name: macos-packages-arm64
-          path: |
-            chdig-macos-arm64.gz
+    - uses: actions/checkout@v3
+      with:
+        # To fetch tags, but can this be improved using blobless checkout?
+        # [1]. But anyway right it is not important, and unlikely will be,
+        # since the repository is small.
+        #
+        #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
+        fetch-depth: 0
+        persist-credentials: false
+
+    # Workaround for https://github.com/actions/checkout/issues/882
+    - name: Fix tags for release
+      # will break on a lightweight tag
+      run: git fetch origin +refs/tags/*:refs/tags/*
+
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: true
+
+    - name: Worker info
+      run: |
+        # SDKs versions
+        ls -al /Library/Developer/CommandLineTools/SDKs/
+
+    - name: Install dependencies
+      run: |
+        pip3 install PyOxidizer --break-system-packages
+
+    - name: Build
+      run: |
+        set -x
+        make deploy-binary
+        cp target/chdig chdig-macos-arm64
+        gzip --keep chdig-macos-arm64
+
+    - name: Check package
+      run: |
+        ls -al
+        ./chdig-macos-arm64 --help
+
+    - name: Archive MacOS Arm64 packages
+      uses: actions/upload-artifact@v3
+      with:
+        name: macos-packages-arm64
+        path: |
+          chdig-macos-arm64.gz
 
   build-windows:
     name: Build Windows
     runs-on: windows-latest
 
     steps:
-      - uses: actions/checkout@v3
-        with:
-          # To fetch tags, but can this be improved using blobless checkout?
-          # [1]. But anyway right it is not important, and unlikely will be,
-          # since the repository is small.
-          #
-          #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
-          fetch-depth: 0
-          persist-credentials: false
-
-      # Workaround for https://github.com/actions/checkout/issues/882
-      - name: Fix tags for release
-        # will break on a lightweight tag
-        run: git fetch origin +refs/tags/*:refs/tags/*
-
-      - uses: Swatinem/rust-cache@v2
-        with:
-          cache-on-failure: true
-
-      - name: Install dependencies
-        run: |
-          pip3 install PyOxidizer
-
-      - name: Build
-        run: |
-          make deploy-binary
-          cp target/chdig.exe chdig-windows.exe
-          Compress-Archive -Path chdig-windows.exe -DestinationPath chdig-windows.exe.zip
-
-      - name: Archive Windows packages
-        uses: actions/upload-artifact@v3
-        with:
-          name: windows-packages
-          path: |
-            chdig-windows.exe.zip
+    - uses: actions/checkout@v3
+      with:
+        # To fetch tags, but can this be improved using blobless checkout?
+        # [1]. But anyway right it is not important, and unlikely will be,
+        # since the repository is small.
+        #
+        #   [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
+        fetch-depth: 0
+        persist-credentials: false
+
+    # Workaround for https://github.com/actions/checkout/issues/882
+    - name: Fix tags for release
+      # will break on a lightweight tag
+      run: git fetch origin +refs/tags/*:refs/tags/*
+
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: true
+
+    - name: Install dependencies
+      run: |
+        pip3 install PyOxidizer
+
+    - name: Build
+      run: |
+        make deploy-binary
+        cp target/chdig.exe chdig-windows.exe
+        Compress-Archive -Path chdig-windows.exe -DestinationPath chdig-windows.exe.zip
+
+    - name: Archive Windows packages
+      uses: actions/upload-artifact@v3
+      with:
+        name: windows-packages
+        path: |
+          chdig-windows.exe.zip
diff --git a/.github/workflows/pre_release.yml b/.github/workflows/pre_release.yml
index 2ea1269..e56274a 100644
--- a/.github/workflows/pre_release.yml
+++ b/.github/workflows/pre_release.yml
@@ -4,7 +4,7 @@ name: pre-release
 on:
   push:
     branches:
-      - main
+    - main
 
 jobs:
   build:
@@ -18,22 +18,22 @@ jobs:
       contents: write
 
     needs:
-      - build
+    - build
 
     steps:
-      - name: Download artifacts
-        uses: actions/download-artifact@v3
-      - uses: "marvinpinto/action-automatic-releases@latest"
-        with:
-          repo_token: "${{ secrets.GITHUB_TOKEN }}"
-          prerelease: true
-          automatic_release_tag: "latest"
-          title: "Development Build"
-          files: |
-            macos-packages-x86_64/chdig-macos-x86_64.gz
-            macos-packages-arm64/chdig-macos-arm64.gz
-            windows-packages/chdig-windows.exe.zip
-            linux-packages/chdig
-            linux-packages/*.deb
-            linux-packages/*.rpm
-            linux-packages/*.tar.*
+    - name: Download artifacts
+      uses: actions/download-artifact@v3
+    - uses: "marvinpinto/action-automatic-releases@latest"
+      with:
+        repo_token: "${{ secrets.GITHUB_TOKEN }}"
+        prerelease: true
+        automatic_release_tag: "latest"
+        title: "Development Build"
+        files: |
+          macos-packages-x86_64/chdig-macos-x86_64.gz
+          macos-packages-arm64/chdig-macos-arm64.gz
+          windows-packages/chdig-windows.exe.zip
+          linux-packages/chdig
+          linux-packages/*.deb
+          linux-packages/*.rpm
+          linux-packages/*.tar.*
diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 85025b8..15ad627 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -4,14 +4,14 @@ name: pull_request
 on:
   pull_request:
     types:
-      - synchronize
-      - reopened
-      - opened
+    - synchronize
+    - reopened
+    - opened
     branches:
-      - main
+    - main
     paths-ignore:
-      - '**.md'
-      - 'Documentation/**'
+    - '**.md'
+    - 'Documentation/**'
 
 jobs:
   build:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index df64802..444025c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,7 +4,7 @@ name: release
 on:
   push:
     tags:
-      - "v*"
+    - "v*"
 
 jobs:
   build:
@@ -18,20 +18,20 @@ jobs:
       contents: write
 
     needs:
-      - build
+    - build
 
     steps:
-      - name: Download artifacts
-        uses: actions/download-artifact@v3
-      - uses: "marvinpinto/action-automatic-releases@latest"
-        with:
-          repo_token: "${{ secrets.GITHUB_TOKEN }}"
-          prerelease: false
-          files: |
-            macos-packages-x86_64/chdig-macos-x86_64.gz
-            macos-packages-arm64/chdig-macos-arm64.gz
-            windows-packages/chdig-windows.exe.zip
-            linux-packages/chdig
-            linux-packages/*.deb
-            linux-packages/*.rpm
-            linux-packages/*.tar.*
+    - name: Download artifacts
+      uses: actions/download-artifact@v3
+    - uses: "marvinpinto/action-automatic-releases@latest"
+      with:
+        repo_token: "${{ secrets.GITHUB_TOKEN }}"
+        prerelease: false
+        files: |
+          macos-packages-x86_64/chdig-macos-x86_64.gz
+          macos-packages-arm64/chdig-macos-arm64.gz
+          windows-packages/chdig-windows.exe.zip
+          linux-packages/chdig
+          linux-packages/*.deb
+          linux-packages/*.rpm
+          linux-packages/*.tar.*
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 47e281c..3145298 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,22 +1,25 @@
 ---
 repos:
-  - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.5.0
-    hooks:
-      - id: check-byte-order-marker
-      - id: check-yaml
-      - id: end-of-file-fixer
-      - id: mixed-line-ending
-      - id: trailing-whitespace
-  - repo: https://github.com/pre-commit/pre-commit
-    rev: v3.6.0
-    hooks:
-      - id: validate_manifest
-  - repo: https://github.com/doublify/pre-commit-rust
-    rev: v1.0
-    hooks:
-      - id: fmt
-      - id: cargo-check
-      - id: clippy
-        # read [lints] directive from Config.toml
-        args: ["--", "-D", "warnings"]
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v4.5.0
+  hooks:
+  - id: check-byte-order-marker
+  - id: check-yaml
+  - id: end-of-file-fixer
+  - id: mixed-line-ending
+  - id: trailing-whitespace
+- repo: https://github.com/pre-commit/pre-commit
+  rev: v3.6.0
+  hooks:
+  - id: validate_manifest
+- repo: https://github.com/doublify/pre-commit-rust
+  rev: v1.0
+  hooks:
+  - id: fmt
+    pass_filenames: false
+  - id: cargo-check
+  - id: clippy
+- repo: https://github.com/adrienverge/yamllint.git
+  rev: v1.35.1
+  hooks:
+  - id: yamllint
diff --git a/.yamllint b/.yamllint
index 90d9514..5ea066e 100644
--- a/.yamllint
+++ b/.yamllint
@@ -3,9 +3,17 @@
 extends: default
 
 rules:
-    indentation:
-        level: warning
-        indent-sequences: consistent
-    line-length: disable
-    # github-actions "on:"
-    truthy: disable
+  indentation:
+    spaces: 2
+    level: error
+    indent-sequences: false
+  line-length:
+    max: 250
+  braces:
+    max-spaces-inside: 1
+  truthy:
+    allowed-values: ['true', 'false', 'yes', 'no']
+    check-keys: true
+  comments:
+    # this is useful to distinguish commented code from comments
+    require-starting-space: false
diff --git a/chdig-nfpm.yaml b/chdig-nfpm.yaml
index da73821..242a873 100644
--- a/chdig-nfpm.yaml
+++ b/chdig-nfpm.yaml
@@ -11,15 +11,15 @@ description: |
   Dig into ClickHouse queries with TUI interface.
 
 contents:
-  - src: target/chdig
-    dst: /usr/bin/chdig
-    file_info:
-      mode: 0755
-  - src: target/chdig.bash-completion
-    dst: /usr/share/bash-completion/completions/chdig
-    file_info:
-      mode: 0644
-  - src: README.md
-    dst: /usr/share/doc/chdig/README.md
-    file_info:
-      mode: 0644
+- src: target/chdig
+  dst: /usr/bin/chdig
+  file_info:
+    mode: 0755
+- src: target/chdig.bash-completion
+  dst: /usr/share/bash-completion/completions/chdig
+  file_info:
+    mode: 0644
+- src: README.md
+  dst: /usr/share/doc/chdig/README.md
+  file_info:
+    mode: 0644