[#wallet-DatabaseBatch-ErasePrefix]
= xref:wallet.adoc[wallet]::xref:wallet/DatabaseBatch.adoc[DatabaseBatch]::ErasePrefix
:relfileprefix: ../../
:mrdocs:

Erases all records whose key begins with the given prefix.

== Synopsis

Declared in `<wallet/db.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
bool
ErasePrefix(std::span<std::byte const> prefix) = 0;
----

== Return Value

true if the matching records were erased.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *prefix*
| The key prefix to match.
|===


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