From 6abad549052d475d1ba7c988d8f77b7905a9ba9c Mon Sep 17 00:00:00 2001
From: dtenwolde <dljtw98@gmail.com>
Date: Fri, 22 Mar 2024 11:03:15 +0100
Subject: [PATCH] Remove column_list argument

---
 .../functions/tablefunctions/match.hpp        |  6 ++---
 .../functions/tablefunctions/match.cpp        | 22 +++++--------------
 2 files changed, 8 insertions(+), 20 deletions(-)

diff --git a/duckpgq/include/duckpgq/functions/tablefunctions/match.hpp b/duckpgq/include/duckpgq/functions/tablefunctions/match.hpp
index ea728959..c2f050e8 100644
--- a/duckpgq/include/duckpgq/functions/tablefunctions/match.hpp
+++ b/duckpgq/include/duckpgq/functions/tablefunctions/match.hpp
@@ -68,8 +68,7 @@ struct PGQMatchFunction : public TableFunction {
                           const string &prev_binding,
                           const string &next_binding,
                           vector<unique_ptr<ParsedExpression>> &conditions,
-                          unique_ptr<TableRef> &from_clause,
-              const vector<unique_ptr<ParsedExpression>> &column_list);
+                          unique_ptr<TableRef> &from_clause);
 
   static void EdgeTypeLeft(const shared_ptr<PropertyGraphTable> &edge_table,
                            const string &next_table_name,
@@ -130,8 +129,7 @@ struct PGQMatchFunction : public TableFunction {
                vector<unique_ptr<ParsedExpression>> &conditions,
                unordered_map<string, string> &alias_map,
                int32_t &extra_alias_counter,
-               unique_ptr<TableRef> &from_clause,
-               vector<unique_ptr<ParsedExpression>> &column_list);
+               unique_ptr<TableRef> &from_clause);
 
   static void ProcessPathList(
       vector<unique_ptr<PathReference>> &path_pattern,
diff --git a/duckpgq/src/duckpgq/functions/tablefunctions/match.cpp b/duckpgq/src/duckpgq/functions/tablefunctions/match.cpp
index 883ba9ec..cd93baef 100644
--- a/duckpgq/src/duckpgq/functions/tablefunctions/match.cpp
+++ b/duckpgq/src/duckpgq/functions/tablefunctions/match.cpp
@@ -367,18 +367,8 @@ void PGQMatchFunction::EdgeTypeAny(
     const string &edge_binding, const string &prev_binding,
     const string &next_binding,
     vector<unique_ptr<ParsedExpression>> &conditions,
-    unique_ptr<TableRef> &from_clause,
-    const vector<unique_ptr<ParsedExpression>> &column_list) {
-  vector<unique_ptr<ParsedExpression>> edge_columns;
-  for (const auto& expr : column_list) {
-    const auto column_expr = dynamic_cast<ColumnRefExpression*>(expr.get());
-    if (column_expr == nullptr) {
-      continue;
-    }
-    if (column_expr->column_names[0] == edge_binding) {
-      edge_columns.push_back(make_uniq<ColumnRefExpression>(column_expr->column_names[1], edge_table->table_name));
-    }
-  }
+    unique_ptr<TableRef> &from_clause) {
+
   // START SELECT src, dst, * from edge_table
   auto src_dst_select_node = make_uniq<SelectNode>();
 
@@ -647,14 +637,14 @@ void PGQMatchFunction::AddEdgeJoins(const shared_ptr<PropertyGraphTable> &edge_t
     const string &prev_binding, const string &next_binding,
     vector<unique_ptr<ParsedExpression>> &conditions,
     unordered_map<string, string> &alias_map, int32_t &extra_alias_counter,
-    unique_ptr<TableRef> &from_clause, vector<unique_ptr<ParsedExpression>> &column_list) {
+    unique_ptr<TableRef> &from_clause) {
   if (edge_type != PGQMatchType::MATCH_EDGE_ANY) {
     alias_map[edge_binding] = edge_table->table_name;
   }
   switch (edge_type) {
   case PGQMatchType::MATCH_EDGE_ANY: {
     EdgeTypeAny(edge_table, edge_binding, prev_binding, next_binding,
-                conditions, from_clause, column_list);
+                conditions, from_clause);
     break;
   }
   case PGQMatchType::MATCH_EDGE_LEFT:
@@ -919,7 +909,7 @@ void PGQMatchFunction::ProcessPathList(
                      edge_element->variable_binding,
                      previous_vertex_element->variable_binding,
                      next_vertex_element->variable_binding, conditions,
-                     alias_map, extra_alias_counter, from_clause, column_list);
+                     alias_map, extra_alias_counter, from_clause);
       }
     } else {
       // The edge element is a path element without WHERE or path-finding.
@@ -931,7 +921,7 @@ void PGQMatchFunction::ProcessPathList(
                    edge_element->variable_binding,
                    previous_vertex_element->variable_binding,
                    next_vertex_element->variable_binding, conditions,
-                   alias_map, extra_alias_counter, from_clause, column_list);
+                   alias_map, extra_alias_counter, from_clause);
       // Check the edge type
       // If (a)-[b]->(c) 	-> 	b.src = a.id AND b.dst = c.id
       // If (a)<-[b]-(c) 	-> 	b.dst = a.id AND b.src = c.id