Intro
native mode or SharePoint integrated mode (? rendering as html)
Data in Report Builder

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Data sources in the Report Data pane A data source appears in the Report Data pane after you create an embedded data source or add a shared data source.
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Connection Dialog Box Use the Connection Dialog Box to build a connection string or to paste a connection string.
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Data connection information The connection string is passed to the data extension.
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Credentials Credentials are managed separately from the connection string.
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Data Extension/Data Provider Connecting to the data can be through multiple data access layers.
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External data sources Retrieve data from relational databases, multidimensional databases, SharePoint lists, or Web services.