From 83ec761563e7c01ae16cdbf83b42c96b8468a2f8 Mon Sep 17 00:00:00 2001
From: Mrec <66518248+RecoTG@users.noreply.github.com>
Date: Sun, 17 Aug 2025 00:29:40 +0100
Subject: [PATCH] Add time index for MySQL log storage

---
 README.md                                                  | 7 +++++++
 .../java/com/yourorg/servershop/logging/SQLLogStorage.java | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/README.md b/README.md
index 7b0c3a8..b50afbc 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,9 @@
 # ShopMC
 MC Shop
+
+## Logging
+
+This plugin records shop transactions either to a local YAML file or to a
+MySQL database. Logging and lookups run asynchronously to avoid blocking the
+server thread. When using MySQL, the table is created with indexes on the
+player and timestamp columns to keep queries fast.
diff --git a/src/main/java/com/yourorg/servershop/logging/SQLLogStorage.java b/src/main/java/com/yourorg/servershop/logging/SQLLogStorage.java
index 7d35134..43f766b 100644
--- a/src/main/java/com/yourorg/servershop/logging/SQLLogStorage.java
+++ b/src/main/java/com/yourorg/servershop/logging/SQLLogStorage.java
@@ -33,6 +33,8 @@ private void init() throws Exception {
                     "amount DOUBLE NOT NULL," +
                     "INDEX idx_player_time (player, time_ms)" +
                     ") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4");
+            // Ensure efficient global queries by indexing by time as well
+            st.executeUpdate("CREATE INDEX IF NOT EXISTS idx_time_ms ON servershop_transactions(time_ms)");
         }
     }