Update ExtendibleHTableHeaderPage::GetDirectoryPageId to page_id_t (#649)

Update ExtendibleHTableHeaderPage::GetDirectoryPageId return type

Co-authored-by: Prashanth Duvvada <[email protected]>

Author: jurplel

src/include/storage/page/extendible_htable_header_page.h

@@ -56,7 +56,7 @@ class ExtendibleHTableHeaderPage {
    * @param directory_idx index in the directory page id array
    * @return directory page_id at index
    */
-  auto GetDirectoryPageId(uint32_t directory_idx) const -> uint32_t;
+  auto GetDirectoryPageId(uint32_t directory_idx) const -> page_id_t;
 
   /**
    * @brief Set the directory page id at an index

src/storage/page/extendible_htable_header_page.cpp

@@ -22,7 +22,7 @@ void ExtendibleHTableHeaderPage::Init(uint32_t max_depth) {
 
 auto ExtendibleHTableHeaderPage::HashToDirectoryIndex(uint32_t hash) const -> uint32_t { return 0; }
 
-auto ExtendibleHTableHeaderPage::GetDirectoryPageId(uint32_t directory_idx) const -> uint32_t { return 0; }
+auto ExtendibleHTableHeaderPage::GetDirectoryPageId(uint32_t directory_idx) const -> page_id_t { return 0; }
 
 void ExtendibleHTableHeaderPage::SetDirectoryPageId(uint32_t directory_idx, page_id_t directory_page_id) {
   throw NotImplementedException("ExtendibleHTableHeaderPage is not implemented");