[#txindex-02-DB_BEST_BLOCK_V2]
= xref:txindex-02.adoc[txindex]::DB_BEST_BLOCK_V2
:relfileprefix: ../
:mrdocs:

Key holding the sync locator for the current (v2) index format.

== Synopsis

Declared in `<index/txindex_key.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
inline std::string const DB_BEST_BLOCK_V2 = DB_BEST_BLOCK_V2{"best_block_v2"};
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