--- id: azure title: "Microsoft Azure" --- To use this Apache Druid extension, make sure to [include](../../development/extensions.md#loading-extensions) `druid-azure-extensions` extension. ## Deep Storage [Microsoft Azure Storage](http://azure.microsoft.com/en-us/services/storage/) is another option for deep storage. This requires some additional Druid configuration. |Property|Description|Possible Values|Default| |--------|---------------|-----------|-------| |`druid.storage.type`|azure||Must be set.| |`druid.azure.account`||Azure Storage account name.|Must be set.| |`druid.azure.key`||Azure Storage account key.|Must be set.| |`druid.azure.container`||Azure Storage container name.|Must be set.| |`druid.azure.prefix`|A prefix string that will be prepended to the blob names for the segments published to Azure deep storage| |""| |`druid.azure.protocol`|the protocol to use|http or https|https| |`druid.azure.maxTries`|Number of tries before canceling an Azure operation.| |3| |`druid.azure.maxListingLength`|maximum number of input files matching a given prefix to retrieve at a time| |1024| See [Azure Services](http://azure.microsoft.com/en-us/pricing/free-trial/) for more information.