diff --git a/.github/workflows/bc.yml b/.github/workflows/bc.yml
index ba3e9ef..3705569 100644
--- a/.github/workflows/bc.yml
+++ b/.github/workflows/bc.yml
@@ -4,6 +4,10 @@ on:
 
 name: backwards compatibility
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   roave_bc_check:
     uses: yiisoft/actions/.github/workflows/bc.yml@master
diff --git a/.github/workflows/composer-require-checker.yml b/.github/workflows/composer-require-checker.yml
index 863e5fc..8c8deaf 100644
--- a/.github/workflows/composer-require-checker.yml
+++ b/.github/workflows/composer-require-checker.yml
@@ -23,6 +23,10 @@ on:
 
 name: Composer require checker
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   composer-require-checker:
     uses: yiisoft/actions/.github/workflows/composer-require-checker.yml@master
diff --git a/.github/workflows/mariadb.yml b/.github/workflows/mariadb.yml
new file mode 100644
index 0000000..5cf8867
--- /dev/null
+++ b/.github/workflows/mariadb.yml
@@ -0,0 +1,95 @@
+on:
+  pull_request:
+    paths-ignore:
+      - 'docs/**'
+      - 'README.md'
+      - 'CHANGELOG.md'
+      - '.gitignore'
+      - '.gitattributes'
+      - 'infection.json.dist'
+      - 'psalm.xml'
+
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - 'README.md'
+      - 'CHANGELOG.md'
+      - '.gitignore'
+      - '.gitattributes'
+      - 'infection.json.dist'
+      - 'psalm.xml'
+
+name: mariadb
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  tests:
+    name: PHP ${{ matrix.php }}-mariadb-${{ matrix.mariadb }}
+
+    env:
+      extensions: pdo, pdo_mysql
+
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+
+        php:
+          - 8.0
+          - 8.1
+          - 8.2
+          - 8.3
+
+        mariadb:
+          - mariadb:10.4
+          - mariadb:10.5
+          - mariadb:10.6
+          - mariadb:10.7
+          - mariadb:10.8
+          - mariadb:10.9
+          - mariadb:latest
+
+    services:
+      mysql:
+        image: ${{ matrix.mariadb }}
+        env:
+          MARIADB_ALLOW_EMPTY_ROOT_PASSWORD: true
+          MARIADB_ROOT_PASSWORD: ''
+          MARIADB_DATABASE: yiitest
+        ports:
+          - 3306:3306
+        options: --health-cmd="mariadb-admin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+
+    steps:
+      - name: Checkout.
+        uses: actions/checkout@v3
+
+      - name: Install PHP with extensions.
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: ${{ env.extensions }}
+          ini-values: date.timezone='UTC'
+          coverage: pcov
+          tools: composer:v2
+
+      - name: Update composer.
+        run: composer self-update
+
+      - name: Install db-mysql.
+        run: composer require yiisoft/db-mysql --prefer-dist --no-interaction --no-progress --optimize-autoloader --ansi
+
+      - name: Run tests with phpunit.
+        run: vendor/bin/phpunit --testsuite=Mysql --coverage-clover=coverage.xml --colors=always
+
+      - name: Upload coverage to Codecov.
+        if: matrix.php == '8.1'
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: ./coverage.xml
diff --git a/.github/workflows/mssql.yml b/.github/workflows/mssql.yml
index 7228a56..4a1f934 100644
--- a/.github/workflows/mssql.yml
+++ b/.github/workflows/mssql.yml
@@ -21,6 +21,10 @@ on:
 
 name: mssql
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tests:
     name: PHP ${{ matrix.php }}-mssql-${{ matrix.mssql }}
diff --git a/.github/workflows/mutation.yml b/.github/workflows/mutation.yml
index 1275529..e865a4e 100644
--- a/.github/workflows/mutation.yml
+++ b/.github/workflows/mutation.yml
@@ -19,6 +19,10 @@ on:
 
 name: mutation
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   mutation:
     name: PHP ${{ matrix.php }}-${{ matrix.os }}
diff --git a/.github/workflows/mysql.yml b/.github/workflows/mysql.yml
index a58ba6b..f2303aa 100644
--- a/.github/workflows/mysql.yml
+++ b/.github/workflows/mysql.yml
@@ -21,6 +21,10 @@ on:
 
 name: mysql
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tests:
     name: PHP ${{ matrix.php }}-mysql-${{ matrix.mysql }}
@@ -44,13 +48,6 @@ jobs:
         mysql:
           - mysql:5.7
           - mysql:latest
-          - mariadb:10.4
-          - mariadb:10.5
-          - mariadb:10.6
-          - mariadb:10.7
-          - mariadb:10.8
-          - mariadb:10.9
-          - mariadb:latest
 
     services:
       mysql:
diff --git a/.github/workflows/oracle.yml b/.github/workflows/oracle.yml
index 71fcb56..ee99ad1 100644
--- a/.github/workflows/oracle.yml
+++ b/.github/workflows/oracle.yml
@@ -21,6 +21,10 @@ on:
 
 name: oracle
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tests:
     name: PHP ${{ matrix.php }}-oracle-${{ matrix.oracle }}
diff --git a/.github/workflows/pgsql.yml b/.github/workflows/pgsql.yml
index 5facb94..038a4fe 100644
--- a/.github/workflows/pgsql.yml
+++ b/.github/workflows/pgsql.yml
@@ -21,6 +21,10 @@ on:
 
 name: pgsql
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tests:
     name: PHP ${{ matrix.php }}-pgsql-${{ matrix.pgsql }}
diff --git a/.github/workflows/rector.yml b/.github/workflows/rector.yml
index adacd73..261938c 100644
--- a/.github/workflows/rector.yml
+++ b/.github/workflows/rector.yml
@@ -11,6 +11,10 @@ on:
 
 name: rector
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   rector:
     uses: yiisoft/actions/.github/workflows/rector.yml@master
diff --git a/.github/workflows/sqlite.yml b/.github/workflows/sqlite.yml
index dd2c58d..50086e3 100644
--- a/.github/workflows/sqlite.yml
+++ b/.github/workflows/sqlite.yml
@@ -21,6 +21,10 @@ on:
 
 name: sqlite
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tests:
     name: PHP ${{ matrix.php }}-${{ matrix.os }}
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index b7d3200..05b9d07 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -21,6 +21,10 @@ on:
 
 name: static analysis
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   psalm:
     uses: yiisoft/actions/.github/workflows/psalm.yml@master