update

backend/src/db.rs

@@ -59,6 +59,36 @@ pub async fn initialize_schema(session: &Session) -> Result<(), Box<dyn std::err
         )
         .await?;
 
+    session
+        .query(
+            "CREATE TABLE IF NOT EXISTS map_data.landuse (
+                zoom int,
+                tile_x int,
+                tile_y int,
+                id bigint,
+                tags map<text, text>,
+                points blob,
+                PRIMARY KEY ((zoom, tile_x, tile_y), id)
+            )",
+            &[],
+        )
+        .await?;
+
+    session
+        .query(
+            "CREATE TABLE IF NOT EXISTS map_data.water (
+                zoom int,
+                tile_x int,
+                tile_y int,
+                id bigint,
+                tags map<text, text>,
+                points blob,
+                PRIMARY KEY ((zoom, tile_x, tile_y), id)
+            )",
+            &[],
+        )
+        .await?;
+
     println!("Schema initialized.");
     Ok(())
 }