From the course: Microsoft Azure Data Fundamentals (DP-900) Cert Prep by Microsoft Press

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Describe Azure Blob storage

Describe Azure Blob storage

- [Instructor] All right, in this sublesson we are going to examine Azure Blob Storage. Azure Blob Storage is the preferred big data solution. It is designed for object storage and is optimized for massive amounts of unstructured data. Blob storage is also used by Azure Data Lake, HDInsight, and Azure Paas Logs. So next, let's take a look at the types of blobs that are supported. First off, the block blob. A block blob is handled as a set of blocks. Each block can vary in size, up to 4,000 megabytes. And block blobs are best used to store to discrete, large binary objects that change infrequently. Next, let's look at page blobs. A page blob is organized as a collection of fixed size 512 byte pages. A page blob is optimized to support random read and write operations. You can fetch and store data for a single page if necessary, and a page blob can hold up to eight terabytes of data. Azure uses page blobs to implement virtual disk storage for virtual machines. And finally, the append…

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