From 7c6a692669cf18895665c19f2ee47cdbdc1c72cc Mon Sep 17 00:00:00 2001
From: Carl Schwan <carl@carlschwan.eu>
Date: Wed, 12 Aug 2026 13:29:10 +0200
Subject: [PATCH] feat(dbal): Add spawnColumns

Signed-off-by: Carl Schwan <carl@carlschwan.eu>
---
 lib/private/DB/Schema/Index.php | 5 +++++
 lib/public/DB/Schema/IIndex.php | 9 +++++++++
 2 files changed, 14 insertions(+)

diff --git a/lib/private/DB/Schema/Index.php b/lib/private/DB/Schema/Index.php
index 82c9538b668..c75eec21df4 100644
--- a/lib/private/DB/Schema/Index.php
+++ b/lib/private/DB/Schema/Index.php
@@ -60,6 +60,11 @@ class Index implements IIndex {
 		return $this->index->hasColumnAtPosition($name, $position);
 	}
 
+	#[\Override]
+	public function spansColumns(array $columnNames): bool {
+		return $this->index->spansColumns($columnNames);
+	}
+
 	/**
 	 * Forwards any method not declared on IIndex to the wrapped Doctrine
 	 * DBAL index, e.g. mutators like `addFlag()` or `removeFlag()` that are
diff --git a/lib/public/DB/Schema/IIndex.php b/lib/public/DB/Schema/IIndex.php
index af2ca8309ef..a850116458a 100644
--- a/lib/public/DB/Schema/IIndex.php
+++ b/lib/public/DB/Schema/IIndex.php
@@ -62,4 +62,13 @@ interface IIndex {
 	 * @since 35.0.0
 	 */
 	public function hasColumnAtPosition(string $name, int $position = 0): bool;
+
+	/**
+	 * Returns whether the given column names exactly match the columns this index spans,
+	 * regardless of order.
+	 *
+	 * @param list<non-empty-lowercase-string> $columnNames
+	 * @since 35.0.0
+	 */
+	public function spansColumns(array $columnNames): bool;
 }