docs: update quickstart

Author: tianzhou

content/docs/get-started/step-by-step/add-an-instance.md

@@ -2,7 +2,7 @@
 title: Add an Instance
 ---
 
-`Database Instance` or simply `Instance` models after a single database server which is usually accessed via a host:port address. A typical database instance could be your on-premises MySQL instance, an AWS RDS instance etc. Each `Database Instance` belongs to an `Environment`.
+**Database Instance** or simply **Instance** models after a single database server accessed via a host:port address or a primary/replica cluster. A typical database instance could be your on-premises MySQL instance, a PostgreSQL cluster, an AWS RDS instance etc. Each **Database Instance** belongs to an **Environment**.
 
 ## Prerequisites
 
@@ -20,7 +20,7 @@ Go to **Instances** and **Add Instance**.
 
 For **Host or socket**, the screenshot assumes you run Bytebase inside Docker and try to connect to a database instance on the same host, thus it uses `host.docker.internal`. Check out [Instance Connection Configuration](/docs/get-started/instance) for the detailed guide.
 
-## Sync instance
+## Sync instance schema
 
 After instance is added, click **Sync Now** to synchronize the instance schema such as its containing databases to Bytebase.
 

content/docs/get-started/step-by-step/change-schema.md

@@ -2,12 +2,14 @@
 title: Make a Database Schema Change
 ---
 
-**Issue** drives the database change workflow such as `Database Creation`, `DDL` and `DML`. It's similar to the issue concept in other issue management tools.
+**Issue** drives the database change workflow such as `Schema Change (DDL)`, `Data Change (DML)`, and `Database Creation`. It's similar to the issue concept in other issue management tools.
 
-## Create an issue
+## Create issue
 
 Go to your project page, choose one or several databases to **Edit Schema**.
 
+![edit-schema](/content/docs/get-started/step-by-step/change-schema/edit-schema.webp)
+
 You may use the **Schema Editor** to visually design the schema.
 
 ![schema-editor](/content/docs/get-started/step-by-step/change-schema/schema-editor.webp)
@@ -23,18 +25,24 @@ Once you finish writing the SQL, click **Preview issue**.
 
 By default, Bytebase will create a **Rollout issue**. You can check **SQL Review Only** to create a review-only plan.
 
-## Roll out an issue
+## Review issue
 
-![rollout-issue](/content/docs/get-started/step-by-step/change-schema/rollout-issue.webp)
+![review-issue](/content/docs/get-started/step-by-step/change-schema/review-issue.webp)
 
 If there's a [SQL review](/docs/sql-review/overview) warning, you may need to fix it first.
 
-An issue may also require one or multiple manual approvals. Once all approvals are granted, the issue can be rolled out.
+An issue may also require one or multiple manual approvals.
+
+## Roll out issue
+
+Once all approvals are granted, the issue can be rolled out.
+
+![roll-out-issue](/content/docs/get-started/step-by-step/change-schema/roll-out-issue.webp)
 
-## Issue lifecycle
+## Summary
 
-Here's a graph demonstrating the issue lifecycle.
+An issue lifecycle: Create -> Review -> Approve -> Roll out.
 
 ![issue-lifecycle](/content/docs/get-started/step-by-step/change-schema/issue-lifecycle.webp)
 
-Bytebase supports 2 change workflow, **UI** and **GitOps**. Check [Database Change Workflow](/docs/change-database/change-workflow/) for further details.
+Check [Database Change Workflow](/docs/change-database/change-workflow/) for further details.

content/docs/get-started/step-by-step/create-a-project.md

@@ -16,16 +16,26 @@ Go to **Projects** and click **New Project**.
 
 ## Transfer a database into the project
 
-To make changes to a database, you need to place it in a project first. Once a project is created, you need to fill it with some Databases.
+<HintBlock type="info">
 
-Go to the project page where you can **create a new database** or **transfer an existing database into the project**.
+To make changes to a database, you need to place it in a project first.
+
+</HintBlock>
+
+Once a project is created, you need to fill it with some Databases. Go to the project page where you can **create a new database** or **transfer an existing database into the project**.
 
 ![manage-db](/content/docs/get-started/step-by-step/create-a-project/manage-db.webp)
 
 ![manage-db-2](/content/docs/get-started/step-by-step/create-a-project/manage-db-2.webp)
 
 ## Manage the members in the project
 
+<HintBlock type="info">
+
+To manage fine-grained database access, check out [Database Permission](/docs/security/database-permission/overview/).
+
+</HintBlock>
+
 A project is only visible to its related **users**. The project creator assumes `Project Owner`role and can manage project members.
 
 Go to the project page. Click **Manage** > **Members** on the left sidebar. **Grant Access** to add new project members from workspace level accounts. You can assign project-level roles to the members.

content/docs/get-started/step-by-step/query-data.md

@@ -2,7 +2,7 @@
 title: Query Data
 ---
 
-Bytebase also provides a web-based SQL Editor for querying data. Unlike traditional client-side SQL clients, this server-side SQL Editor allows you to enable data access control, data masking, audit logging, etc.
+Bytebase also provides a web-based SQL Editor for querying data. Unlike traditional client-side SQL clients, this server-side SQL Editor can enforce fine-grained data access control, data masking, audit logging, etc.
 
 ## Access SQL Editor
 
@@ -14,9 +14,12 @@ SQL Editor can be acccess from the top bar or from the database.
 
 ## Query data
 
-![query](/content/docs/get-started/step-by-step/query-data/query.webp)
+Select a database.
+
+![select-database](/content/docs/get-started/step-by-step/query-data/select-database.webp)
 
-The left sidebar only lists the databases that have been granted query access. Select a database
-and run the query.
+Run the query.
+
+![query](/content/docs/get-started/step-by-step/query-data/query.webp)
 
 Check out the detailed [SQL Editor](/docs/sql-editor/overview) docs to explore other features.