From 5cd80dbf34c9467a672110589c5cf46efc9d98ff Mon Sep 17 00:00:00 2001
From: alireza <a.r.motahhari@gmail.com>
Date: Sat, 10 Oct 2026 00:56:04 +0330
Subject: [PATCH] fix(datacopy): quote identifiers in pg_get_serial_sequence
 via format('%I.%I')

---
 src/GreenHome.DataCopy/Program.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/GreenHome.DataCopy/Program.cs b/src/GreenHome.DataCopy/Program.cs
index 174ec5d..66b8c31 100644
--- a/src/GreenHome.DataCopy/Program.cs
+++ b/src/GreenHome.DataCopy/Program.cs
@@ -169,8 +169,11 @@ internal static class Program
         if (max > 0)
         {
             // Keep the identity sequence above the copied max so new rows don't collide
+            // %I quotes each identifier so pg_get_serial_sequence keeps the
+            // exact case EF created the table/column with (unquoted literals
+            // get folded to lowercase -> 42P01 "relation does not exist")
             await target.Database.ExecuteSqlRawAsync(
-                $"SELECT setval(pg_get_serial_sequence('{table}', '{pkName}'), {max})");
+                $"SELECT setval(pg_get_serial_sequence(format('%I.%I', '{table}', '{pkName}')), {max})");
         }
         Console.WriteLine($"\n[done ] {table}: copied={copied}, maxId={max}");
     }