SQL

.github/workflows/pr.yaml

@@ -1,27 +1,13 @@
 on: pull_request
 name: Review
 jobs:
-  markdownlint:
-    runs-on: ubuntu-20.04
-    name: markdownlint
+  markdown-coding-standards:
+    name: Markdown coding standards
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
-      - name: Get yarn cache directory path
-        id: yarn-cache-dir-path
-        run: echo "::set-output name=dir::$(yarn cache dir)"
-      - name: Cache yarn packages
-        uses: actions/cache@v2
-        id: yarn-cache
-        with:
-          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-yarn-
-      - name: Yarn install
-        uses: actions/setup-node@v2
-        with:
-          node-version: '16'
-      - run: yarn install
-      - name: markdownlint
-        run: yarn coding-standards-check/markdownlint
+        uses: actions/checkout@v4
+
+      - name: Coding standards
+        run: |
+          docker run --rm --volume $PWD:/md peterdavehello/markdownlint markdownlint --ignore vendor --ignore LICENSE.md '**/*.md'

.markdownlint.jsonc

@@ -0,0 +1,19 @@
+{
+  "default": true,
+  // https://github.com/DavidAnson/markdownlint/blob/main/doc/md013.md
+  "line-length": {
+    "line_length": 120,
+    "code_blocks": false,
+    "tables": false
+  },
+  // https://github.com/DavidAnson/markdownlint/blob/main/doc/md024.md
+  "no-duplicate-heading": {
+    "siblings_only": true
+  },
+  "no-inline-html": {
+    "allowed_elements": [
+      "code",
+      "kbd"
+    ]
+  }
+}

README.md

@@ -2,7 +2,7 @@
 
 ## Coding standards
 
-```sh
-docker run --tty --interactive --rm --volume ${PWD}:/app --workdir /app node:18 yarn install
-docker run --tty --interactive --rm --volume ${PWD}:/app --workdir /app node:18 yarn coding-standards-check
+```shell
+docker run --rm --volume $PWD:/md peterdavehello/markdownlint markdownlint --ignore vendor --ignore LICENSE.md '**/*.md' --fix
+docker run --rm --volume $PWD:/md peterdavehello/markdownlint markdownlint --ignore vendor --ignore LICENSE.md '**/*.md'
 ```

sql/.env

@@ -0,0 +1 @@
+COMPOSE_PROJECT_NAME=itk-dev-workshop-sql

sql/README.md

@@ -0,0 +1,13 @@
+# SQL for begyndere
+
+``` shell
+# Start the show
+docker compose up --pull always --detach
+# Connect to database
+docker compose exec mariadb mariadb --user=db --password=db db
+```
+
+``` shell
+docker compose exec --no-TTY mariadb mariadb --table --user=db --password=db db <<< 'SHOW TABLES'
+docker compose exec --no-TTY mariadb mariadb --table --user=db --password=db db < examples/select-customers.sql
+```

sql/compose.yaml

@@ -0,0 +1,23 @@
+services:
+  mariadb:
+    image: mariadb:lts
+    # image: itkdev/mariadb:latest
+    restart: always
+    volumes:
+      # https://hub.docker.com/_/mariadb#:~:text=Initializing%20the%20database%20contents
+      - .docker/dumps:/docker-entrypoint-initdb.d
+    environment:
+      # https://mariadb.com/kb/en/mariadb-server-docker-official-image-environment-variables/
+      - MARIADB_ROOT_PASSWORD=password
+      - MARIADB_USER=db
+      - MARIADB_PASSWORD=db
+      - MARIADB_DATABASE=db
+    # https://mariadb.com/kb/en/using-healthcheck-sh/
+    healthcheck:
+      test: ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"]
+      start_period: 10s
+      interval: 10s
+      timeout: 5s
+      retries: 3
+    ports:
+      - "3306:3306"

sql/examples/select-customers.sql

@@ -0,0 +1,13 @@
+SELECT
+    *
+FROM
+  Customers
+LIMIT 10
+;
+
+SELECT
+    *
+FROM
+  Customers
+LIMIT 1
+\G