[#txindex-02-DBKey-hash_prefix]
= xref:txindex-02.adoc[txindex]::xref:txindex-02/DBKey.adoc[DBKey]::hash&lowbar;prefix
:relfileprefix: ../../
:mrdocs:

Truncated hash of the transaction id&period;

== Synopsis

Declared in `&lt;index&sol;txindex&lowbar;key&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:txindex-02/TxHashKeyPrefix.adoc[TxHashKeyPrefix] hash&lowbar;prefix = &lcub;0&rcub;;
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