💥 Remove builtin postgres adapter (#255)

* 💥 Remove builtin postgres adapter

* remove pipeline

.github/workflows/integration.yml

@@ -27,27 +27,3 @@ jobs:
         run: |
           sleep 15
           go test -race -tags=mysql ./...
-
-  postgres:
-    name: Postgres
-    strategy:
-      matrix:
-        postgres: [9, 10, 11, 12, 13]
-    runs-on: ubuntu-latest
-    steps:
-      - name: Set up Go 1.x
-        uses: actions/setup-go@v2
-      - name: Setup PostgreSQL
-        uses: harmon758/postgresql-action@v1
-        with:
-          postgresql version: ${{ matrix.postgres }}
-          postgresql db: rel_test
-          postgresql user: rel
-          postgresql password: rel
-      - name: Check out code into the Go module directory
-        uses: actions/checkout@v2
-      - env:
-          POSTGRESQL_DATABASE: postgres://rel:rel@localhost/rel_test
-        run: |
-          sleep 15
-          go test -race -tags=postgres ./...

.github/workflows/test.yml

@@ -67,19 +67,12 @@ jobs:
           mysql database: rel_test
           mysql user: rel
           mysql password: rel
-      - name: Setup PostgreSQL
-        uses: harmon758/postgresql-action@v1
-        with:
-          postgresql db: rel_test
-          postgresql user: rel
-          postgresql password: rel
       - name: Check out code into the Go module directory
         uses: actions/checkout@v2
         with:
           fetch-depth: 2
       - env:
           MYSQL_DATABASE: rel:rel@(127.0.0.1:3306)/rel_test
-          POSTGRESQL_DATABASE: postgres://rel:rel@localhost/rel_test
         run: go test -race -tags=all -coverprofile=coverage.txt -covermode=atomic ./...
       - name: Codecov
         uses: codecov/codecov-action@v1

docker-compose.yml

@@ -10,10 +10,3 @@ services:
       - MYSQL_USER=rel
       - MYSQL_DATABASE=rel_test
       - MYSQL_ALLOW_EMPTY_PASSWORD=yes
-  postgres:
-    image: 'postgres:alpine'
-    ports:
-      - 9920:5432
-    environment:
-      - POSTGRES_USER=rel
-      - POSTGRES_DB=rel_test