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Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Copilot-Session: 2a6ea875-d38e-4f30-aadb-0d606f9be231

microsoft/knowledge/performance/httpclient-inside-write-transaction-holds-locks.good.al

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+codeunit 50100 "HttpClient Holds Locks Good"
+{
+    procedure SyncCustomerLastName(var Customer: Record Customer)
+    var
+        CustomerSyncOutbox: Record "Customer Sync Outbox";
+    begin
+        Customer."Search Name" := Customer.Name;
+        Customer.Modify(false);
+
+        // This work item commits or rolls back with the customer change.
+        CustomerSyncOutbox."Customer No." := Customer."No.";
+        CustomerSyncOutbox.Insert();
+    end;
+}
+
+table 50100 "Customer Sync Outbox"
+{
+    DataClassification = CustomerContent;
+
+    fields
+    {
+        field(1; "Entry No."; Integer)
+        {
+            AutoIncrement = true;
+        }
+        field(2; "Customer No."; Code[20]) { }
+    }
+
+    keys
+    {
+        key(PK; "Entry No.")
+        {
+            Clustered = true;
+        }
+    }
+}
+
+codeunit 50101 "Customer Sync Outbox Worker"
+{
+    // Configure this codeunit as a recurring job queue entry.
+    TableNo = "Job Queue Entry";
+
+    trigger OnRun()
+    var
+        Customer: Record Customer;
+        CustomerSyncOutbox: Record "Customer Sync Outbox";
+        Client: HttpClient;
+        Response: HttpResponseMessage;
+    begin
+        // Only committed work is visible here; a rolled-back change leaves no outbox row.
+        if not CustomerSyncOutbox.FindFirst() then
+            exit;
+
+        Customer.Get(CustomerSyncOutbox."Customer No.");
+        Client.Get(StrSubstNo('https://example.local/sync/%1', Customer."No."), Response);
+        if not Response.IsSuccessStatusCode() then
+            Error('Customer sync failed with HTTP status %1.', Response.HttpStatusCode());
+
+        // Delete only after HTTP completes, so no write lock is held during the call.
+        CustomerSyncOutbox.Delete();
+    end;
+}