From f1067f161b18a33cdfb47e3b06c457132a58e23c Mon Sep 17 00:00:00 2001
From: Sandro Santilli <strk@kbt.io>
Date: Tue, 14 May 2024 13:01:42 +0200
Subject: [PATCH] Fix support for PostGIS-3.2+ directed linear TopoGeometries

References #57419
Lacks testcase
---
 src/providers/postgres/qgspostgresfeatureiterator.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/providers/postgres/qgspostgresfeatureiterator.cpp b/src/providers/postgres/qgspostgresfeatureiterator.cpp
index 7657084fd241..0713d5e2b1ee 100644
--- a/src/providers/postgres/qgspostgresfeatureiterator.cpp
+++ b/src/providers/postgres/qgspostgresfeatureiterator.cpp
@@ -542,7 +542,7 @@ QString QgsPostgresFeatureIterator::whereClauseRect()
         FROM %3.relation r, elems e
         WHERE r.layer_id = %4
           AND r.element_type = e.typ
-          AND r.element_id = e.id
+          AND ( r.element_id = e.id OR r.element_id = -e.id )
       )
     )SQL" )
                   // Should we bother with mBoundingBoxColumn ?