From e4089c9f75603c8c081331b79ba7d3f8484efc93 Mon Sep 17 00:00:00 2001
From: Deep Koluguri <deepkoluguri@gmail.com>
Date: Sun, 5 Apr 2026 15:47:51 -0400
Subject: [PATCH] updated migration script

---
 backend/scripts/migrate-pg-to-sqlite.js | 29 ++++++++++++-------------
 1 file changed, 14 insertions(+), 15 deletions(-)

diff --git a/backend/scripts/migrate-pg-to-sqlite.js b/backend/scripts/migrate-pg-to-sqlite.js
index 4f81778..f66a101 100644
--- a/backend/scripts/migrate-pg-to-sqlite.js
+++ b/backend/scripts/migrate-pg-to-sqlite.js
@@ -112,10 +112,6 @@ async function fetchPostgresTable(pg, table) {
   }
 }
 
-async function clearSqliteTable(sqlite, table) {
-  await sqlite.query(`DELETE FROM "${table}"`, { type: QueryTypes.DELETE });
-}
-
 async function insertRows(sqlite, table, rows) {
   if (!rows.length) {
     console.log(`  ${table}: 0 rows`);
@@ -182,20 +178,23 @@ async function main() {
     }
   }
 
-  console.log('\n🗑️  Clearing SQLite tables (child → parent order)…');
-  await sqlite.transaction(async (transaction) => {
-    await sqlite.query('PRAGMA foreign_keys = OFF', { transaction });
+  // SQLite enforces FKs on INSERT. `users.created_by` → `users.id` must not depend on row
+  // order from Postgres; same for optional refs. Turn FKs off for the whole clear+copy, then on.
+  console.log('\n🗑️  Clearing SQLite tables…');
+  await sqlite.query('PRAGMA foreign_keys = OFF');
+  try {
     for (const table of TABLES_DELETE_REVERSE) {
-      await sqlite.query(`DELETE FROM "${table}"`, { type: QueryTypes.DELETE, transaction });
+      await sqlite.query(`DELETE FROM "${table}"`, { type: QueryTypes.DELETE });
     }
-    await sqlite.query('PRAGMA foreign_keys = ON', { transaction });
-  });
-  console.log('   Done.\n');
+    console.log('   Done.\n');
 
-  console.log('📥 Copying from PostgreSQL → SQLite…\n');
-  for (const table of TABLES_ORDER) {
-    const rows = await fetchPostgresTable(pg, table);
-    await insertRows(sqlite, table, rows);
+    console.log('📥 Copying from PostgreSQL → SQLite…\n');
+    for (const table of TABLES_ORDER) {
+      const rows = await fetchPostgresTable(pg, table);
+      await insertRows(sqlite, table, rows);
+    }
+  } finally {
+    await sqlite.query('PRAGMA foreign_keys = ON');
   }
 
   await pg.close();