From 61a80d93f72c4cac30df2e2ca6cfcf185ddbd9f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sascha=20K=C3=BChl?= <s.kuehl@tms-bonn.de>
Date: Tue, 4 Feb 2025 15:38:30 +0100
Subject: [PATCH] use result chaining in demo::main.cpp

---
 demo/main.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/demo/main.cpp b/demo/main.cpp
index 16b4892..d0ac893 100644
--- a/demo/main.cpp
+++ b/demo/main.cpp
@@ -156,16 +156,19 @@ QUERY_HELPER( temporary_table, id );
 int main() {
     using namespace matador::sql;
     using namespace matador::object;
+    using namespace matador::utils;
 
     const std::string env_var{"MATADOR_BACKENDS_PATH"};
 
     std::string dns{"sqlite://demo.db"};
     schema s( "main" );
-    s.attach<author>( "authors" );
-    s.attach<book>( "books" );
+    auto result = s.attach<author>( "authors" ).and_then( [&s] {
+        return s.attach<book>( "books" );
+    } );
+    // s.attach<book>( "books" );
 
     connection c( dns );
-    auto result = c.open();
+    result = c.open();
     // s.create( c );
     //
     // auto create_authors_sql = c.query( s )