From 03e679152b4e42eaca4ecc18cd3d5c8ec66021ce Mon Sep 17 00:00:00 2001
From: Erik Darling <2136037+erikdarlingdata@users.noreply.github.com>
Date: Mon, 3 Nov 2025 13:11:42 -0500
Subject: [PATCH 1/2] Update decreased-performance-run-aggregating-clause.md

The `OBJECT_ID()` function is missing a critical underscore.
---
 .../performance/decreased-performance-run-aggregating-clause.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md b/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md
index 94bcf4b6f4a..bd06d76fc7a 100644
--- a/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md
+++ b/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md
@@ -66,7 +66,7 @@ To work around this issue, follow these steps:
      WHERE $PARTITION.PF1(T1.col1) = P.partition_number 
      ORDER BY T1.c1 ) AS A
      WHERE P.object_id = OBJECT_ID('dbo.T1') 
-     AND P.index_id = INDEXPROPERTY( OBJECTID('dbo.T1'), 'idx_c1', 'INDEXID')
+     AND P.index_id = INDEXPROPERTY(OBJECT_ID('dbo.T1'), 'idx_c1', 'INDEXID')
      ORDER BY a;
     ```
 

From 862bd19ead69db5e0346d94b4e7eaea1775fad59 Mon Sep 17 00:00:00 2001
From: Erik Darling <2136037+erikdarlingdata@users.noreply.github.com>
Date: Mon, 3 Nov 2025 13:58:14 -0500
Subject: [PATCH 2/2] Update decreased-performance-run-aggregating-clause.md

There were a few other issues with that query that I've fixed. The formatting changes are only for clarity and do not need to be maintained, but there was an extra `)` and a missing column name in the outer ORDER BY.
---
 ...reased-performance-run-aggregating-clause.md | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md b/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md
index bd06d76fc7a..15b22fb1146 100644
--- a/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md
+++ b/support/sql/database-engine/performance/decreased-performance-run-aggregating-clause.md
@@ -61,13 +61,16 @@ To work around this issue, follow these steps:
     ```sql
     SELECT TOP 3 A.c1, A.c2
     FROM sys.partitions AS P
-     CROSS APPLY ( SELECT TOP 3 T1.c1, T2.c2)
-     FROM dbo.T1
-     WHERE $PARTITION.PF1(T1.col1) = P.partition_number 
-     ORDER BY T1.c1 ) AS A
-     WHERE P.object_id = OBJECT_ID('dbo.T1') 
-     AND P.index_id = INDEXPROPERTY(OBJECT_ID('dbo.T1'), 'idx_c1', 'INDEXID')
-     ORDER BY a;
+    CROSS APPLY
+    (
+        SELECT TOP 3 T1.c1, T2.c2
+        FROM dbo.T1
+        WHERE $PARTITION.PF1(T1.col1) = P.partition_number 
+        ORDER BY T1.c1
+    ) AS A
+    WHERE P.object_id = OBJECT_ID('dbo.T1') 
+    AND   P.index_id = INDEXPROPERTY(OBJECT_ID('dbo.T1'), 'idx_c1', 'INDEXID')
+    ORDER BY a.T1;
     ```
 
     > [!NOTE]