[#CDBBatch]
= CDBBatch
:mrdocs:

Batch of changes queued to be written to a CDBWrapper

== Synopsis

Declared in `<dbwrapper.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class CDBBatch;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:CDBBatch/2constructor.adoc[`CDBBatch`]         [.small]#[constructor]#
| Constructs a batch bound to the wrapper it will be submitted to.
| xref:CDBBatch/2destructor.adoc[`~CDBBatch`] [.small]#[destructor]#
| Destroys the batch and releases its resources.
| xref:CDBBatch/ApproximateSize.adoc[`ApproximateSize`] 
| Returns an estimate of the batch's serialized size in bytes.
| xref:CDBBatch/Clear.adoc[`Clear`] 
| Removes all queued writes and erases from the batch.
| xref:CDBBatch/Erase.adoc[`Erase`] 
| Queues an erase of the given key into the batch.
| xref:CDBBatch/Write.adoc[`Write`] 
| Queues a write of the given key and value into the batch.
|===


== Friends

[cols="1,4"]
|===
| Name| Description
| `xref:CDBWrapper.adoc[CDBWrapper]`
| Wraps a LevelDB database, providing typed, serialized key‐value access.
|===


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