From 1f9c3dd2f466858774628cb3efeadfbdeb580a3e Mon Sep 17 00:00:00 2001
From: Thomas Kaul <4159106+dtslvr@users.noreply.github.com>
Date: Mon, 5 Oct 2026 21:08:20 +0200
Subject: [PATCH] Task/improve performance of latest market data (#8059)

* Improve performance of latest market data

* Update changelog
---
 CHANGELOG.md                                              | 1 +
 apps/api/src/services/market-data/market-data.service.ts  | 2 +-
 .../queues/data-gathering/data-gathering.service.ts       | 2 +-
 .../migration.sql                                         | 8 ++++++++
 prisma/schema.prisma                                      | 3 +--
 5 files changed, 12 insertions(+), 4 deletions(-)
 create mode 100644 prisma/migrations/20261005000000_updated_indexes_of_market_data/migration.sql

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 366727022c..a1fdd458a2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Improved the performance of getting the latest market data by optimizing the indexes of the market data table
 - Deprecated `SymbolProfile` in favor of `assetProfile` in the endpoint `POST api/v1/activities`
 - Upgraded `Nx` from version `23.1.1` to `23.2.1`
 
diff --git a/apps/api/src/services/market-data/market-data.service.ts b/apps/api/src/services/market-data/market-data.service.ts
index e608decca2..c1a31ce815 100644
--- a/apps/api/src/services/market-data/market-data.service.ts
+++ b/apps/api/src/services/market-data/market-data.service.ts
@@ -248,7 +248,7 @@ export class MarketDataService {
             state: state as MarketDataState
           },
           where: {
-            dataSource_date_symbol: {
+            dataSource_symbol_date: {
               dataSource: dataSource as DataSource,
               date: date as Date,
               symbol: symbol as string
diff --git a/apps/api/src/services/queues/data-gathering/data-gathering.service.ts b/apps/api/src/services/queues/data-gathering/data-gathering.service.ts
index 1162143421..2897855b01 100644
--- a/apps/api/src/services/queues/data-gathering/data-gathering.service.ts
+++ b/apps/api/src/services/queues/data-gathering/data-gathering.service.ts
@@ -348,7 +348,7 @@ export class DataGatheringService {
           },
           update: { marketPrice, isCarriedForward: false },
           where: {
-            dataSource_date_symbol: {
+            dataSource_symbol_date: {
               dataSource,
               symbol,
               date: startOfUtcDate
diff --git a/prisma/migrations/20261005000000_updated_indexes_of_market_data/migration.sql b/prisma/migrations/20261005000000_updated_indexes_of_market_data/migration.sql
new file mode 100644
index 0000000000..4dc77ce0ff
--- /dev/null
+++ b/prisma/migrations/20261005000000_updated_indexes_of_market_data/migration.sql
@@ -0,0 +1,8 @@
+-- CreateIndex
+CREATE UNIQUE INDEX "MarketData_dataSource_symbol_date_key" ON "MarketData"("dataSource", "symbol", "date");
+
+-- DropIndex
+DROP INDEX "MarketData_dataSource_symbol_idx";
+
+-- DropIndex
+DROP INDEX "MarketData_dataSource_date_symbol_key";
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index d2181e13be..37a3506610 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -173,9 +173,8 @@ model MarketData {
   state            MarketDataState @default(CLOSE)
   symbol           String
 
-  @@unique([dataSource, date, symbol])
+  @@unique([dataSource, symbol, date])
   @@index([dataSource])
-  @@index([dataSource, symbol])
   @@index([date])
   @@index([state])
   @@index([symbol])