diff --git a/.github/workflows/release-action.yml b/.github/workflows/release-action.yml
index 5b25923..a73abb6 100644
--- a/.github/workflows/release-action.yml
+++ b/.github/workflows/release-action.yml
@@ -5,10 +5,10 @@ on:
     branches:
       - main
     paths:
-      - "migrations-semver/*.sql"
+      - "migrations/*.sql"
 
 env:
-  BYTEBASE_URL: https://demo.bytebase.com
+  BYTEBASE_URL: https://valid-just-tadpole.ngrok-free.app
   BYTEBASE_SERVICE_ACCOUNT: api@service.bytebase.com
   BYTEBASE_SERVICE_ACCOUNT_SECRET: ${{ secrets.BYTEBASE_SERVICE_ACCOUNT_SECRET }}
   BYTEBASE_PROJECT: "projects/hr"
@@ -38,7 +38,7 @@ jobs:
       - name: Roll out database change
         env:
           BYTEBASE_TARGETS: "instances/test-sample-instance/databases/hr_test,instances/prod-sample-instance/databases/hr_prod"
-          FILE_PATTERN: "migrations-semver/*.sql"
+          FILE_PATTERN: "migrations/*.sql"
           BYTEBASE_OUTPUT: ${{ runner.temp }}/bytebase-metadata.json
         run: |
           bytebase-action rollout --url=${{ env.BYTEBASE_URL }} --service-account=${{ env.BYTEBASE_SERVICE_ACCOUNT }} --service-account-secret=${{ env.BYTEBASE_SERVICE_ACCOUNT_SECRET }} --project=${{ env.BYTEBASE_PROJECT }} --file-pattern=${{ env.FILE_PATTERN }} --targets=${{ env.BYTEBASE_TARGETS }} --output=${{ env.BYTEBASE_OUTPUT }}
diff --git a/.github/workflows/sql-review-action.yml b/.github/workflows/sql-review-action.yml
index 17c5746..296dfb8 100644
--- a/.github/workflows/sql-review-action.yml
+++ b/.github/workflows/sql-review-action.yml
@@ -5,7 +5,7 @@ on:
     branches:
       - main
     paths:
-      - "migrations-semver/*.sql"
+      - "migrations/*.sql"
 
 jobs:
   check-release-on-prod:
@@ -20,11 +20,11 @@ jobs:
       - name: Check release
         env:
             GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # set GITHUB_TOKEN because the 'Check release' step needs it to comment the pull request with check results.
-            BYTEBASE_URL: https://demo.bytebase.com
+            BYTEBASE_URL: https://valid-just-tadpole.ngrok-free.app
             BYTEBASE_SERVICE_ACCOUNT: api@service.bytebase.com
             BYTEBASE_SERVICE_ACCOUNT_SECRET: ${{ secrets.BYTEBASE_SERVICE_ACCOUNT_SECRET }}
-            BYTEBASE_PROJECT: "projects/hr"
+            BYTEBASE_PROJECT: "projects/project-sample"
             BYTEBASE_TARGETS: "instances/prod-sample-instance/databases/hr_prod"
-            FILE_PATTERN: "migrations-semver/*.sql"
+            FILE_PATTERN: "migrations/*.sql"
         run: |
           bytebase-action check --url=${{ env.BYTEBASE_URL }} --service-account=${{ env.BYTEBASE_SERVICE_ACCOUNT }} --service-account-secret=${{ env.BYTEBASE_SERVICE_ACCOUNT_SECRET }} --project=${{ env.BYTEBASE_PROJECT }} --targets=${{ env.BYTEBASE_TARGETS }} --file-pattern=${{ env.FILE_PATTERN }}
diff --git a/migrations-semver/1.0.0_init.sql b/migrations-semver/1.0.0_init.sql
deleted file mode 100644
index 3d49b78..0000000
--- a/migrations-semver/1.0.0_init.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-CREATE TABLE IF NOT EXISTS users (
-    id SERIAL PRIMARY KEY,
-    name VARCHAR(255) NOT NULL,
-    email VARCHAR(255) NOT NULL UNIQUE
-)
\ No newline at end of file
diff --git a/migrations-semver/1.0.1_init_data_dml.sql b/migrations-semver/1.0.1_init_data_dml.sql
deleted file mode 100644
index 075b74f..0000000
--- a/migrations-semver/1.0.1_init_data_dml.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-INSERT INTO users (
-    id, name, email
-) VALUES (
-    1, 'me', 'me@me.com'
-);
diff --git a/migrations-semver/1.1.1_comment.sql b/migrations-semver/1.1.1_comment.sql
deleted file mode 100644
index c7fca96..0000000
--- a/migrations-semver/1.1.1_comment.sql
+++ /dev/null
@@ -1 +0,0 @@
-ALTER TABLE IF EXISTS users ADD COLUMN IF NOT EXISTS comment VARCHAR(255) NOT NULL DEFAULT '';
\ No newline at end of file
diff --git a/migrations-semver/1.13.0_phone.sql b/migrations-semver/1.13.0_phone.sql
deleted file mode 100644
index e8de331..0000000
--- a/migrations-semver/1.13.0_phone.sql
+++ /dev/null
@@ -1 +0,0 @@
-ALTER TABLE IF EXISTS users ADD COLUMN IF NOT EXISTS phone VARCHAR(255) NOT NULL DEFAULT '';
diff --git a/migrations-semver/1.3.5_nickname.sql b/migrations-semver/1.3.5_nickname.sql
deleted file mode 100644
index 1e8b31a..0000000
--- a/migrations-semver/1.3.5_nickname.sql
+++ /dev/null
@@ -1 +0,0 @@
-ALTER TABLE IF EXISTS users ADD COLUMN IF NOT EXISTS nickname VARCHAR(255) NOT NULL DEFAULT '';
\ No newline at end of file
diff --git a/migrations/1.0.0_create_table_t1_ddl.sql b/migrations/1.0.0_create_table_t1_ddl.sql
new file mode 100644
index 0000000..7a079e4
--- /dev/null
+++ b/migrations/1.0.0_create_table_t1_ddl.sql
@@ -0,0 +1,4 @@
+CREATE TABLE t1 (
+ id SERIAL PRIMARY KEY,
+ name TEXT
+);