From c15c58dafd6e2cc60a08e3ee704a7df950b97d1d Mon Sep 17 00:00:00 2001
From: Andreas Kristiansen <6977712+AndreasK79@users.noreply.github.com>
Date: Wed, 17 Jul 2024 10:55:04 +0200
Subject: [PATCH] Remove duplicates

---
 application/models/Accumulate_model.php | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/application/models/Accumulate_model.php b/application/models/Accumulate_model.php
index c32929445..fe528bab3 100644
--- a/application/models/Accumulate_model.php
+++ b/application/models/Accumulate_model.php
@@ -536,9 +536,10 @@ class Accumulate_model extends CI_Model
 
 		$sql .= " GROUP BY 1) as z
 		)
-		SELECT DISTINCT COUNT(grid) OVER (ORDER BY year) as total, year
-		FROM firstseen
-		ORDER BY 1
+		, z as (
+			SELECT grid, row_number() OVER (partition by grid ORDER BY grid asc, year asc) as rn, year
+			FROM firstseen
+		) select DISTINCT COUNT(grid) OVER (ORDER BY year) as total, year from z where rn = 1
 		";
 
 		return $sql;