change serve to query

mint.json

@@ -375,8 +375,8 @@
     {"source": "/docs/current/faq-using-risingwave", "destination": "/faq/faq-using-risingwave"},
     {"source": "/release-notes", "destination": "/changelog/release-notes"},
     {"source": "/product-lifecycle", "destination": "/changelog/product-lifecycle"},
-    {"source": "/delivery/risingwave-as-postgres-fdw", "destination": "/serve/risingwave-as-postgres-fdw"},
-    {"source": "/delivery/subscription", "destination": "/serve/subscription"}
+    {"source": "/delivery/risingwave-as-postgres-fdw", "destination": "/query/risingwave-as-postgres-fdw"},
+    {"source": "/delivery/subscription", "destination": "/query/subscription"}
   ],
   "navigation": [
     {
@@ -446,13 +446,13 @@
           ]
         },
         {
-          "group": "Serve results",
+          "group": "Query data",
           "pages": [
-            "serve/overview",
-            "serve/query-with-select",
-            "serve/query-from-visualization-tools",
-            "serve/risingwave-as-postgres-fdw",
-            "serve/subscription"
+            "query/overview",
+            "query/query-with-select",
+            "query/query-from-visualization-tools",
+            "query/risingwave-as-postgres-fdw",
+            "query/subscription"
 
           ]
         },

serve/overview.mdx → query/overview.mdx

@@ -1,6 +1,7 @@
 ---
-title: "Serve results: access and use your processed data"
+title: "Query data in RisingWave"
 description: "RisingWave allows you to access and use insights from your streaming data immediately. It also functions like any other database, allowing you to query batch or raw data that you've inserted."
+sidebarTitle: Overview
 ---
 
 This section explains how to query and interact with data in RisingWave.
@@ -34,7 +35,7 @@ Connect to RisingWave with psql or any other PostgreSQL-compatible client to e
 
 RisingWave seamlessly integrates with existing PostgreSQL ecosystems through its Foreign Data Wrapper (FDW) functionality. Query data in RisingWave's tables and materialized views as if it were part of your PostgreSQL database. This allows you to leverage existing PostgreSQL tools and workflows.
 
-For details, see [RisingWave as Postgres FDW](/serve/risingwave-as-postgres-fdw).
+For details, see [RisingWave as Postgres FDW](/query/risingwave-as-postgres-fdw).
 
 **Key features**:
 
@@ -49,7 +50,7 @@ For details, see [RisingWave as Postgres FDW](/serve/risingwave-as-postgres-fdw)
 
 RisingWave's subscription feature allows you to receive a continuous stream of updates from a materialized view directly, without needing an external message queue. This includes both existing data in the materialized view when the subscription is created and subsequent changes. You can choose to retrieve the full dataset or only incremental changes from a specific point using a subscription cursor.
 
-For details, see [Subscription](/serve/subscription).
+For details, see [Subscription](/query/subscription).
 
 **Key features**: