[#DBParams]
= DBParams
:mrdocs:

Application‐specific storage settings.

== Synopsis

Declared in `<dbwrapper.h>`

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

== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:DBParams/bloom_filter.adoc[`bloom_filter`] 
| If true, build a LevelDB bloom filter to accelerate point lookups.
| xref:DBParams/cache_bytes.adoc[`cache_bytes`] 
| Configures various leveldb cache settings.
| xref:DBParams/max_file_size.adoc[`max_file_size`] 
| Maximum LevelDB SST file size. Larger values reduce the frequency of compactions but increase their duration.
| xref:DBParams/memory_only.adoc[`memory_only`] 
| If true, use leveldb's memory environment.
| xref:DBParams/obfuscate.adoc[`obfuscate`] 
| If true, store data obfuscated via simple XOR. If false, XOR with a zero'd byte array.
| xref:DBParams/options.adoc[`options`] 
| Passed‐through options.
| xref:DBParams/path.adoc[`path`] 
| Location in the filesystem where leveldb data will be stored.
| xref:DBParams/testing_env.adoc[`testing_env`] 
| If non‐null, use this as the leveldb::Env instead of the default. Caller retains ownership.
| xref:DBParams/wipe_data.adoc[`wipe_data`] 
| If true, remove all existing data.
|===



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