Appendix : Legacy Presto components : MashZone NextGen Analytics : RAQL Extension to EMML Statements for Mashups
RAQL Extension to EMML Statements for Mashups
 
<loadfrom>
<raql>
<snapshot>
<storeto>
<dropcache>
RAQL Extensions to EMML Statements for Streaming
RAQL Extensions to <variable> for File Data Sources
RAQL Extensions for Dataset Schemas
The Real-Time Analytics Query Language adds the following extension statements to EMML for use in mashups:
*<loadfrom>
*<raql>
*<snapshot>
*<storeto>
RAQL also adds some specific attributes to existing EMML statements to:
*Provide streaming access to data. See RAQL Extensions to EMML Statements for Streaming.
*Support files as a data source for variables in EMML. See RAQL Extensions to <variable> for File Data Sources for information.
*Supports metadata schemas for XML, JSON, or CSV datasets to simplify row definitions, provide column metadata or other options for RAQL queries. See RAQL Extensions for Dataset Schemas for information.
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