From b2e109106f7dd0304e1071fc1dbb6ca43396921f Mon Sep 17 00:00:00 2001
From: Steve Buxton <steve.buxton@nhs.net>
Date: Tue, 10 Feb 2026 15:24:50 +0000
Subject: [PATCH 1/2] CCM-12935 Add LetterQueue table

---
 .../components/api/ddb_table_letter_queue.tf  | 44 +++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 infrastructure/terraform/components/api/ddb_table_letter_queue.tf

diff --git a/infrastructure/terraform/components/api/ddb_table_letter_queue.tf b/infrastructure/terraform/components/api/ddb_table_letter_queue.tf
new file mode 100644
index 00000000..50ff4ac7
--- /dev/null
+++ b/infrastructure/terraform/components/api/ddb_table_letter_queue.tf
@@ -0,0 +1,44 @@
+resource "aws_dynamodb_table" "letters" {
+  name         = "${local.csi}-letter-queue"
+  billing_mode = "PAY_PER_REQUEST"
+
+  hash_key  = "supplierId"
+  range_key = "letterId"
+
+  ttl {
+    attribute_name = "ttl"
+    enabled        = true
+  }
+
+  local_secondary_index {
+    name            = "timestamp-index"
+    range_key       = "queueTimestamp"
+    projection_type = "ALL"
+  }
+
+  attribute {
+    name = "supplierId"
+    type = "S"
+  }
+
+  attribute {
+    name = "letterId"
+    type = "S"
+  }
+
+  attribute {
+    name = "queueTimestamp"
+    type = "S"
+  }
+
+  point_in_time_recovery {
+    enabled = true
+  }
+
+  tags = merge(
+    local.default_tags,
+    {
+      NHSE-Enable-Dynamo-Backup-Acct = "True"
+    }
+  )
+}

From b503e678536f2f625f873f57496bb87745902fac Mon Sep 17 00:00:00 2001
From: Steve Buxton <steve.buxton@nhs.net>
Date: Tue, 10 Feb 2026 15:39:42 +0000
Subject: [PATCH 2/2] Fix name of resource

---
 .../terraform/components/api/ddb_table_letter_queue.tf          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/infrastructure/terraform/components/api/ddb_table_letter_queue.tf b/infrastructure/terraform/components/api/ddb_table_letter_queue.tf
index 50ff4ac7..83cf1f24 100644
--- a/infrastructure/terraform/components/api/ddb_table_letter_queue.tf
+++ b/infrastructure/terraform/components/api/ddb_table_letter_queue.tf
@@ -1,4 +1,4 @@
-resource "aws_dynamodb_table" "letters" {
+resource "aws_dynamodb_table" "letter-queue" {
   name         = "${local.csi}-letter-queue"
   billing_mode = "PAY_PER_REQUEST"