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StreamInsight 04 – Installing, Deploying and Maintaining the SQL Server 2008 R2 StreamInsight Runtime Engine. SQL10R2UPD05-DECK-04 [Presenter Name] [Presenter Title] [Company Name]. Module Overview. Introducing StreamInsight Querying Events in StreamInsight
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StreamInsight04 – Installing, Deploying and Maintaining the SQL Server 2008 R2 StreamInsight Runtime Engine SQL10R2UPD05-DECK-04 [Presenter Name][Presenter Title] [Company Name]
Module Overview • Introducing StreamInsight • Querying Events in StreamInsight • Designing StreamInsight Event Models and Adapters • Installing, Deploying, and Maintaining the StreamInsight Runtime Engine
Agenda • Choosing a Development Model • Choosing a Deployment Model • Demo: Working with a Development Model • Installing, Monitoring, and Maintaining StreamInsight • Demo: Event Flow Debugger • Lab: Debugging Event Flows
StreamInsight Development Models • Two development models: • Implicit Server (Easiest) • Explicit Server (Most Flexible)
Implicit Server Development Model • Easy development model to use • Hides most complexity • StreamInsight server acts as an implicit host • Creates and registers required objects • Allows developers to focus on query logic • Good test environment for query developers
Implicit Server: Process • Server created implicitly for each query • Query is automatically hosted • Stored in memory, not on stable storage (disk) • Developer provides: • Input/output adapter bindings • Query logic and binding • Server manages objects • Creates event type (accesses it via reflection) • Registers input/output adapters • Registers query template and query • Creates objects when query starts • Disposes of objects when query is disposed
Implicit Server: Query Example varinputConf = newTextFileInputConfig("MyData.csv"); varoutputConf = newTextFileOutputConfig("Result.csv"); varinputStream = CepStream<PayloadType>.Create("inputStream", typeof(TextFileInputFactory),inputConf, EventShape.Point); CepStream<PayloadType> filter = from e ininputStream wheree.value > 10 select e; Query query = filter.ToQuery(typeof(TextFileOutputFactory), outputConf, EventShape.Interval, StreamEventOrder.FullyOrdered); query.Start(); // perform work or wait for output adapter to signal complete query.Stop();
Explicit Server Development Model • Developer explicitly creates and registers all objects • Provides complete control of • StreamInsight application • Development environment (via client-side object model API) • Allows for reuse of • Queries • Adapters • Event Types • Third-party Query Templates
Explicit Server: Process • Code creates or connects to server • Code creates all objects and registers them into server • Query Template • Query Instance • Event Types • Input/Output Adapters • Server can store metadata in memory or persist to disk • Server can run locally or remotely via Web service
Explicit Server: Query Example 1 of 2 Server server = Server.Create(); Applicationapplication = server.CreateApplication("app1"); InputAdapteria = application.CreateInputAdapter<MyInputAdapterFactory>( "InputAdapterName", "Some description"); OutputAdapteroa = application.CreateOutputAdapter<MyOutputAdapterFactory>( "OutputAdapterName", "Some other description"); CepStream<PayloadType> inputStream = CepStream<PayloadType>.Create("inputStream"); varhighWaterMarkAlert = from e ininputStream wheree.value > 99 select e;
Explicit Server: Query Example 2 of 2 QueryTemplate qt1 = application.CreateQueryTemplate( "highWaterMarkAlert", highWaterMarkAlert); QueryBinderqb = newQueryBinder(qt1); qb.BindProducer("inputStream", ia, newMyInputAdapterConfig(), EventShape.Interval); qb.AddConsumer("queryresult", oa, newMyOutputAdapterConfig(), EventShape.Point, StreamEventOrder.FullyOrdered); Query q1 = application.CreateQuery( "query1", qb, "Query Description"); q1.Start();
Explicit Server: Connect to Existing Server // Connect to a remote CEP server. Server server = Server.Connect( newSystem.ServiceModel.EndpointAddress( @"http://localhost:12345/CEP")); // Retrieve the application app1 from the server. Applicationapplication = server.Applications["app1"]; // Retrieve existing query template, qt1, from server. QueryTemplate qt1 = application.QueryTemplates["qt1"];
Agenda • Choosing a Development Model • Choosing a Deployment Model • Demo: Working with a Development Model • Installing, Monitoring, and Maintaining StreamInsight • Demo: Event Flow Debugger • Lab: Debugging Event Flows
StreamInsight Deployment Scenarios • Full integration into host application as embedded DLL • Standalone server • Multiple applications • Multiple users • Option for a Windows Service on install
Deployment: Hosted DLL • Use this option for the following scenarios: • Using Implicit Server development model • Needing to minimize memory footprint • Wanting to use a single process for both application and CEP server • Wanting to tightly control access to the CEP server • Do not use this option if: • You require shared access to the metadata • You require shared access to the streaming event data
Deployment: Standalone Server • Use this option for the following scenarios: • Metadata objects need to be shared between applications • Event Types • Adapter Types • Query Templates • A data source registered with the server provides an event stream for another existing application • Can choose to set up Windows Service during install • SQL Server CE Metadata Store
Deployment: Other Potential Scenarios • StreamInsight-enabled device • Building operational intelligence
Working with a Development Model SQL10R2UPD05-DEMO-06 Demo
Agenda • Choosing a Development Model • Choosing a Deployment Model • Demo: Working with Development Models • Installing, Monitoring, and Maintaining StreamInsight • Demo: Event Flow Debugger • Lab: Debugging Event Flows
StreamInsight Installation Requirements • Admin privileges required • .NET Framework 3.5 SP1 • Must remove any existing SQL Server CE installation • Uninstall by Control Panel or re-running the setup msi
Supplied Samples • Many samples available • CodePlex project hosting for samples • http://streaminsight.codeplex.com
Monitoring StreamInsight • Need to track • Overall health of system • Query performance • Diagnostic views using ManagementService API • Use URIs for resource naming • GetDiagnosticView() • SetDiagnosticSettings() • ClearDiagnosticSettings() • Can be accessed via PowerShell
Available Diagnostic Granularity • Individual • Query • Adapter • Operator • Stream • Scheduler • Server-wide • Event Manager • Plan Manager • Scheduler • Query
Accessing Diagnostics from Powershell PS C:\> [System.Reflection.Assembly]::LoadWithPartialName( "Microsoft.ComplexEventProcessing") PS C:\> $server = [Microsoft.ComplexEventProcessing.Server]::Connect( "http://localhost/StreamInsight") PS C:\> $server | gm TypeName: Microsoft.ComplexEventProcessing.Server PS C:\> $dv= $server.GetDiagnosticView("cep:/Server/EventManager") PS C:\> $dv= $server.GetDiagnosticView("cep:/Server/PlanManager") PS C:\> $dv= $server.GetDiagnosticView( "cep:/Server/Application/ObjectModelSample/Query/SensorQuery")
Event Flow Debugger • Analyzes events through time • Step through time • Follows events from one operator to the next • Can inspect all events on all streams and locate events • Helps answer: “How did this event get to this state?” • Root-cause analysis • Shows the effect of one event on downstream events • Event propagation analysis • Shows query execution statistics
Event Flow Debugger SQL10R2UPD05-DEMO-07 Demo
Resources • StreamInsight Website • http://www.microsoft.com/sqlserver/2008/en/us/R2-complex-event.aspx • StreamInsight Books Online • http://msdn.microsoft.com/en-us/library/ee362541(SQL.105).aspx • StreamInsight Forums • http://social.msdn.microsoft.com/Forums/en-US/streaminsight/threads • StreamInsight Whitepaper • http://download.microsoft.com/download/F/D/5/FD5E855C-D895-45A8-9F3E-10AFADBE51A/Microsoft%20CEP%20Overview.docx
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