From 187f89de56db8fd80e737598244bdc295cb6d137 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karol=20Bary=C5=82a?= <karol.baryla@scylladb.com>
Date: Mon, 21 Oct 2024 18:26:16 +0200
Subject: [PATCH] docs: Add Counter UPDATE example

Counter was the only data type that didn't have at least two examples:
one for reading and one for writing.

This commit adds the missing example.
---
 docs/source/data-types/counter.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/docs/source/data-types/counter.md b/docs/source/data-types/counter.md
index 0a11f0f62d..8e4bb1410d 100644
--- a/docs/source/data-types/counter.md
+++ b/docs/source/data-types/counter.md
@@ -11,6 +11,12 @@
 use futures::TryStreamExt;
 use scylla::frame::value::Counter;
 
+// Add to counter value
+let to_add: Counter = Counter(100);
+session
+    .query_unpaged("UPDATE keyspace.table SET c = c + ? WHERE pk = 15", (to_add,))
+    .await?;
+
 // Read counter from the table
 let mut iter = session.query_iter("SELECT c FROM keyspace.table", &[])
     .await?