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

Hashed txindex key: a truncated txid hash prefix plus the block position.

== Synopsis

Declared in `<index/txindex_key.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct DBKey;
----

== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:txindex-02/DBKey/hash_prefix.adoc[`hash_prefix`] 
| Truncated hash of the transaction id.
| xref:txindex-02/DBKey/pos.adoc[`pos`] 
| Position of the transaction within its block.
|===



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