docs: adding context to timeuuid using v1 feature

docs/source/data-types/timeuuid.md

@@ -2,7 +2,7 @@
 
 The `Timeuuid` type is represented as `value::CqlTimeuuid`.
 
-Also, `value::CqlTimeuuid` is a wrapper for `uuid::Uuid`  with custom ordering logic which follows Scylla/Cassandra semantics.
+Also, `value::CqlTimeuuid` is a wrapper for `uuid::Uuid` with custom ordering logic which follows Scylla/Cassandra semantics.
 
 ```rust
 # extern crate scylla;
@@ -15,15 +15,18 @@ use scylla::frame::value::CqlTimeuuid;
 
 // Insert some timeuuid into the table
 let to_insert: CqlTimeuuid = CqlTimeuuid::from_str("8e14e760-7fa8-11eb-bc66-000000000001")?;
+
 session
     .query("INSERT INTO keyspace.table (a) VALUES(?)", (to_insert,))
     .await?;
 
-// Read timeuuid from the table
-if let Some(rows) = session.query("SELECT a FROM keyspace.table", &[]).await?.rows {
-    for row in rows.into_typed::<(CqlTimeuuid,)>() {
-        let (timeuuid_value,): (CqlTimeuuid,) = row?;
-    }
+// Read Timeuuid from the table
+let result = session.query("SELECT a FROM keyspace.table", &[]).await?;
+
+let mut iter = result.rows_typed::<(CqlTimeuuid, )>()?;
+
+while let Some((timeuuid,)) = iter.next().transpose()? {
+    println!("Read a value from row: {}", timeuuid);
 }
 # Ok(())
 # }
@@ -60,11 +63,13 @@ session
     .query("INSERT INTO keyspace.table (a) VALUES(?)", (to_insert,))  
     .await?;
 
-// Read timeuuid from the table
-if let Some(rows) = session.query("SELECT a FROM keyspace.table", &[]).await?.rows {
-    for row in rows.into_typed::<(CqlTimeuuid,)>() {
-        let (timeuuid_value,): (CqlTimeuuid,) = row?;
-    }
+// Read Timeuuid from the table
+let result = session.query("SELECT a FROM keyspace.table", &[]).await?;
+
+let mut iter = result.rows_typed::<(CqlTimeuuid, )>()?;
+
+while let Some((timeuuid,)) = iter.next().transpose()? {
+    println!("Read a value from row: {}", timeuuid);
 }
 # Ok(())
 # }