From 90136e90252dea46afe8384c945a08aebe878e9a Mon Sep 17 00:00:00 2001
From: Wolfgang Walther <walther@technowledgy.de>
Date: Tue, 2 Sep 2025 22:48:40 +0200
Subject: [PATCH] vtk: switch to libpq

Consumers who only need libpq, should use `libpq` to reduce the number
of rebuilds for `postgresql`. Otherwise we might have too many rebuilds
to get minor updates for PostgreSQL straight into master.
---
 pkgs/development/libraries/vtk/generic.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/vtk/generic.nix b/pkgs/development/libraries/vtk/generic.nix
index ac9b3aabec17..c3bf478fb471 100644
--- a/pkgs/development/libraries/vtk/generic.nix
+++ b/pkgs/development/libraries/vtk/generic.nix
@@ -54,7 +54,7 @@
   openvdb,
   c-blosc,
   unixODBC,
-  postgresql,
+  libpq,
   libmysqlclient,
   ffmpeg,
   libjpeg,
@@ -174,7 +174,7 @@ stdenv.mkDerivation (finalAttrs: {
     imath
     c-blosc
     unixODBC
-    postgresql
+    libpq
     libmysqlclient
     ffmpeg
     opencascade-occt