2544034 - How to read a window in sorted order | SAP Knowledge Base Article

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2544034 - How to read a window in sorted order

Symptom

  • The Streaming project uses a FLEX Window (RulesW) that reads data from a database table.
  • Downstream, in another FLEX Window connected to the RulesW window, the objective is to loop through RulesW using a For loop, e.g. For (CurrentRule in RulesW_stream WHERE RuleTypeID = RulesType).
  • The object is for the For loop to read RulesW in a specfic sorted order.
  • How to get the For loop to return the data in sorted order, e.g., in a SELECT statement, use <ORDER BY col1, col2,...>?
  • What is the function of the Event Cache "coalesce"? 

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Environment

SAP Event Stream Processor (ESP) 5.1

Product

SAP Event Stream Processor 5.1

Keywords

streaming, processing,esp, eventCache, event cache , KBA , BC-SYB-ESP , Sybase ESP (Event Stream Processor) , How To

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