[#node-BlockManager-m_block_tree_db] = xref:node.adoc[node]::xref:node/BlockManager.adoc[BlockManager]::m_block_tree_db :relfileprefix: ../../ :mrdocs: Handle to the on‐disk block index database (blocks/index/). == Synopsis Declared in `<node/blockstorage.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- [[guarded_by(0x7f95130c8d08), guarded_by(0x7f950163bff8), guarded_by(0x7f95241d8fe8), guarded_by(0x7f951f3302e8), guarded_by(0x7f950b9c22a8), guarded_by(0x7f95175c49f8)]] std::unique_ptr<kernel::BlockTreeDB> m_block_tree_db; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#