> For the complete documentation index, see [llms.txt](https://doc.cess.network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.cess.network/developer/cess-sdk/sdk-golang/chain_related/storage_handler.md).

# StorageHandler

This section describes the use of the interface to the StorageHandler pallet on CESS chain, which is about storage space.

The list of interfaces is as follows:

* [QueryUnitPrice](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/queryunitprice.md)
* [QueryTotalIdleSpace](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/querytotalidlespace.md)
* [QueryTotalServiceSpace](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/querytotalservicespace.md)
* [QueryPurchasedSpace](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/querypurchasedspace.md)
* [QueryTerritory](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/queryterritory.md)
* [QueryConsignment](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/queryconsignment.md)
* [MintTerritory](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/mintterritory.md)
* [ExpandingTerritory](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/expandingterritory.md)
* [RenewalTerritory](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/renewalterritory.md)
* [ReactivateTerritory](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/reactivateterritory.md)
* [TerritoryConsignment](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/territoryconsignment.md)
* [CancelConsignment](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/cancelconsignment.md)
* [BuyConsignment](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/buyconsignment.md)
* [CancelPurchaseAction](/developer/cess-sdk/sdk-golang/chain_related/storage_handler/cancelpurchaseaction.md)