From 19c8599b2fa1c0bbe772dabbae67a7ccef5b9480 Mon Sep 17 00:00:00 2001
From: Rykkel <220993G@mymail.nyp.edu.sg>
Date: Mon, 12 Aug 2024 00:31:24 +0800
Subject: [PATCH] Fixed too many keys issue

---
 server/models/PostTag.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/server/models/PostTag.js b/server/models/PostTag.js
index bc84058..61fd1d0 100644
--- a/server/models/PostTag.js
+++ b/server/models/PostTag.js
@@ -24,6 +24,18 @@ module.exports = (sequelize, DataTypes) => {
     }, {
         tableName: 'post_tags',
         timestamps: false,
+        indexes: [
+            {
+                unique: true,
+                fields: ['postId', 'tagId']  // Composite unique index
+            },
+            {
+                fields: ['postId']  // Index for efficient querying
+            },
+            {
+                fields: ['tagId']  // Index for efficient querying
+            }
+        ]
     });
 
     return PostTag;