From caf1b1ca2830e986facf639b2127c19e10126f93 Mon Sep 17 00:00:00 2001
From: Carter Grove <carter.grove@protonmail.com>
Date: Sun, 22 Feb 2026 22:30:07 -0500
Subject: [PATCH] Limit HikariCP pool size to avoid exhausting shared DB
 connections

The shared DigitalOcean PostgreSQL cluster has limited connection slots.
Reduces HikariCP pool from default 10 to max 5 / min idle 2 to leave
room for other services on the cluster.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 backend/src/main/resources/application.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/backend/src/main/resources/application.yml b/backend/src/main/resources/application.yml
index 32f276c..264ba0b 100644
--- a/backend/src/main/resources/application.yml
+++ b/backend/src/main/resources/application.yml
@@ -7,6 +7,9 @@ spring:
     username: ${DATABASE_USERNAME:mlbstats}
     password: ${DATABASE_PASSWORD:mlbstats}
     driver-class-name: org.postgresql.Driver
+    hikari:
+      maximum-pool-size: ${HIKARI_MAX_POOL_SIZE:5}
+      minimum-idle: ${HIKARI_MIN_IDLE:2}
 
   jpa:
     hibernate: