From 40a4a6dcfdc6ae1f368603c92e297f89246dc75f Mon Sep 17 00:00:00 2001
From: Alexander Kreft <akreft@trineo.org>
Date: Wed, 25 Aug 2021 11:34:39 +0000
Subject: [PATCH] DRAFT: add update_enity

---
 src/Transaction.jl | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/Transaction.jl b/src/Transaction.jl
index 4d88319..4efb77c 100644
--- a/src/Transaction.jl
+++ b/src/Transaction.jl
@@ -159,6 +159,27 @@ function add_insert_entity(transaction::Ref{_Transaction}, entity::Ref{CaosDB.En
 
     CaosDB.Exceptions.evaluate_return_code(err_code)
 end
+"""
+    function add_update_entity(transaction::Ref{_Transaction}, entity::Ref{_CaosDB.Entity.Entity})
+
+Add a sub-request to update a single entity to the given `transaction`.
+
+!!! info
+
+    This does not execute the transaction.
+"""
+function add_update_entity(transaction::Ref{_Transaction}, entity::Ref{CaosDB.Entity._Entity})
+
+    err_code = ccall(
+        (:caosdb_transaction_transaction_update_entity, CaosDB.library_name),
+        Cint,
+        (Ref{_Transaction}, Ref{CaosDB.Entity._Entity}),
+        transaction,
+        entity,
+    )
+
+    CaosDB.Exceptions.evaluate_return_code(err_code)
+end
 
 """
     function add_retrieve_by_id(
-- 
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