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(image copied from https://databricks.com/blog/2015/01/09/spark-sql-data-sources-api-unified-data-access-for-the-spark-platform.html)

Spark supports pluggable data sources. We can use make Zeppelin’s  `DistributedResourcePool` a spark data source using Spark DataSource API. Please refer these articles for more information.

• https://mapr.com/blog/spark-data-source-api-extending-our-spark-sql-query-engine/

• https://databricks.com/blog/2015/01/09/spark-sql-data-sources-api-unified-data-access-for-the-spark-platform.html

4.2.1. BaseRelation Implementation

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ResourcePoolRestAPI class provides APIs to access resources to end-users. Thus it should provide the following functionalities: 

• list all resources

• get information for a resource

• column name, type for tables

• preview for tables

• get a resource

• If the resource is table, it should be downloaded using streaming

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5. Discussion

5.1. How can a user create TableData instance to share the resource?

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