diff --git a/.github/actions/setup-postgres-linux/action.yml b/.github/actions/setup-postgres-linux/action.yml
index 74cb7aa7..67de5acc 100644
--- a/.github/actions/setup-postgres-linux/action.yml
+++ b/.github/actions/setup-postgres-linux/action.yml
@@ -9,6 +9,10 @@ runs:
       run: sudo systemctl start postgresql.service
       shell: bash
 
+#    - name: Configure the database
+#      run: sudo -u postgres psql -f ./scripts/setup_test_database.sql
+#      shell: bash
+
     - name: Configure the database
-      run: sudo -u postgres psql -f ./scripts/setup_test_database.sql
+      run: sudo -u postgres bash ${{ github.action_path }}/setup_db.sh
       shell: bash
diff --git a/.github/actions/setup-postgres-linux/setup_db.sh b/.github/actions/setup-postgres-linux/setup_db.sh
new file mode 100755
index 00000000..f52da735
--- /dev/null
+++ b/.github/actions/setup-postgres-linux/setup_db.sh
@@ -0,0 +1,37 @@
+#!/bin/bash
+set -x
+env | grep '^PG'
+
+# If you want to run this script for your own postgresql (run with
+# docker-compose) it will look like this:
+# PGHOST=127.0.0.1 PGUSER=root PGPASSWORD=password PGDATABASE=postgres \
+PGUSER="${PGUSER:-postgres}"
+export PGUSER
+PGPORT="${PGPORT:-5432}"
+export PGPORT
+PGHOST="${PGHOST:-localhost}"
+
+for i in {1..10}; do
+	if pg_isready -h "${PGHOST}" -p "${PGPORT}" -U "${PGUSER}" ; then
+		break
+	fi
+    echo "Waiting for postgres to be ready..."
+    sleep 2;
+done;
+
+createdb dbt
+psql -c "CREATE ROLE root WITH PASSWORD 'password';"
+psql -c "ALTER ROLE root WITH LOGIN;"
+psql -c "GRANT CREATE, CONNECT ON DATABASE dbt TO root WITH GRANT OPTION;"
+
+psql -c "CREATE ROLE noaccess WITH PASSWORD 'password' NOSUPERUSER;"
+psql -c "ALTER ROLE noaccess WITH LOGIN;"
+psql -c "GRANT CONNECT ON DATABASE dbt TO noaccess;"
+psql -c "CREATE ROLE dbt_test_user_1;"
+psql -c "CREATE ROLE dbt_test_user_2;"
+psql -c "CREATE ROLE dbt_test_user_3;"
+
+psql -c 'CREATE DATABASE "dbtMixedCase";'
+psql -c 'GRANT CREATE, CONNECT ON DATABASE "dbtMixedCase" TO root WITH GRANT OPTION;'
+
+set +x
diff --git a/.github/workflows/integration-tests.yml b/.github/workflows/integration-tests.yml
index 468e46cf..b02285dc 100644
--- a/.github/workflows/integration-tests.yml
+++ b/.github/workflows/integration-tests.yml
@@ -46,11 +46,8 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
 
-      - name: Run empty script
-        run: bash ./scripts/my-script.sh
-
-#      - name: Setup postgres
-#        uses: ./.github/actions/setup-postgres-linux
+      - name: Setup postgres
+        uses: ./.github/actions/setup-postgres-linux
 
       - name: Run integration tests
         run: hatch run integration-tests:all