From 3a93437300adb4fd165075da14c779d492db6f34 Mon Sep 17 00:00:00 2001
From: Ivan FB <128452529+Ivansete-status@users.noreply.github.com>
Date: Thu, 6 Jun 2024 11:38:58 +0200
Subject: [PATCH] add new index to optimize the order by storedAt (#2778)

---
 .../message_store_postgres/content_script_version_5.nim     | 6 ++++++
 migrations/message_store_postgres/pg_migration_manager.nim  | 3 ++-
 waku/waku_archive/driver/postgres_driver/migrations.nim     | 2 +-
 3 files changed, 9 insertions(+), 2 deletions(-)
 create mode 100644 migrations/message_store_postgres/content_script_version_5.nim

diff --git a/migrations/message_store_postgres/content_script_version_5.nim b/migrations/message_store_postgres/content_script_version_5.nim
new file mode 100644
index 000000000..a59b2da87
--- /dev/null
+++ b/migrations/message_store_postgres/content_script_version_5.nim
@@ -0,0 +1,6 @@
+const ContentScriptVersion_5* =
+  """
+CREATE INDEX IF NOT EXISTS i_query_storedAt ON messages (storedAt, id);
+
+UPDATE version SET version = 5 WHERE version = 4;
+"""
diff --git a/migrations/message_store_postgres/pg_migration_manager.nim b/migrations/message_store_postgres/pg_migration_manager.nim
index 2293f4027..86f6fcb27 100644
--- a/migrations/message_store_postgres/pg_migration_manager.nim
+++ b/migrations/message_store_postgres/pg_migration_manager.nim
@@ -1,6 +1,6 @@
 import
   content_script_version_1, content_script_version_2, content_script_version_3,
-  content_script_version_4
+  content_script_version_4, content_script_version_5
 
 type MigrationScript* = object
   version*: int
@@ -15,6 +15,7 @@ const PgMigrationScripts* =
     MigrationScript(version: 2, scriptContent: ContentScriptVersion_2),
     MigrationScript(version: 3, scriptContent: ContentScriptVersion_3),
     MigrationScript(version: 4, scriptContent: ContentScriptVersion_4),
+    MigrationScript(version: 5, scriptContent: ContentScriptVersion_5),
   ]
 
 proc getMigrationScripts*(currentVersion: int64, targetVersion: int64): seq[string] =
diff --git a/waku/waku_archive/driver/postgres_driver/migrations.nim b/waku/waku_archive/driver/postgres_driver/migrations.nim
index 1a52eeabc..4e09c3ca9 100644
--- a/waku/waku_archive/driver/postgres_driver/migrations.nim
+++ b/waku/waku_archive/driver/postgres_driver/migrations.nim
@@ -9,7 +9,7 @@ import
 logScope:
   topics = "waku archive migration"
 
-const SchemaVersion* = 4 # increase this when there is an update in the database schema
+const SchemaVersion* = 5 # increase this when there is an update in the database schema
 
 proc breakIntoStatements*(script: string): seq[string] =
   ## Given a full migration script, that can potentially contain a list