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QIAO
Helper II
Helper II

Folding failed at Microsoft.Mashup.Engine1.Library.Odbc.OdbcQuery.PushDownQuerySpecification

Scenario: Direct Query using ODBC Driver

When add filter, throw "Folding failed"

 

SqlTranslator/SqlParser/Parse {"Start":"2018-05-06T21:31:15.6637693Z","Action":"SqlTranslator/SqlParser/Parse","HostProcessId":"9640","SQL":"\nSELECT \nTOP (501) [t0].[sceneid],[t0].[courseid]\nFROM \n(\n(SELECT * FROM [modulescenesummary])\n)\n AS [t0]\nWHERE \n(\n([t0].[sceneid] IN (N'122',N'112',N'121',N'124',N'123',N'129',N'125',N'127',N'120',N'128',N'126'))\n)\n\nGROUP BY [t0].[sceneid],[t0].[courseid]\nORDER BY [t0].[courseid]\nASC\n,[t0].[sceneid]\nASC\n ","ProductVersion":"2.57.5068.721 (PBIDesktop)","ActivityId":"d747b9db-929d-48c9-b102-12596beee84e","Process":"Microsoft.Mashup.Container.NetFX40","Pid":14572,"Tid":1,"Duration":"00:00:00.0003625"}
SqlExpressionTranslator/Translate {"Start":"2018-05-06T21:31:15.6642032Z","Action":"SqlExpressionTranslator/Translate","HostProcessId":"9640","IsRecognized":"True","Result":"(environment) => Table.RenameColumns(let\r\n t826 = Table.RenameColumns(Table.PrefixColumns(environment[modulescenesummary], \"modulescenesummary\"), {{\"modulescenesummary.moduleid\", \"t0.moduleid\"}, {\"modulescenesummary.moduletitle\", \"t0.moduletitle\"}, {\"modulescenesummary.moduleversion\", \"t0.moduleversion\"}, {\"modulescenesummary.sceneid\", \"t0.sceneid\"}, {\"modulescenesummary.scenetitle\", \"t0.scenetitle\"}, {\"modulescenesummary.scenereference\", \"t0.scenereference\"}, {\"modulescenesummary.scenestarteddate\", \"t0.scenestarteddate\"}, {\"modulescenesummary.scenestoppeddate\", \"t0.scenestoppeddate\"}, {\"modulescenesummary.scenedurationtimeelapsed\", \"t0.scenedurationtimeelapsed\"}, {\"modulescenesummary.scenetrainingtimeelapsed\", \"t0.scenetrainingtimeelapsed\"}, {\"modulescenesummary.scenesuspendresumetimeelapsed\", \"t0.scenesuspendresumetimeelapsed\"}, {\"modulescenesummary.sceneinternalinterruptiontimeelapsed\", \"t0.sceneinternalinterruptiontimeelapsed\"}, {\"modulescenesummary.sceneexternalinterruptiontimeelapsed\", \"t0.sceneexternalinterruptiontimeelapsed\"}, {\"modulescenesummary.sceneinformationdurationtimeelapsed\", \"t0.sceneinformationdurationtimeelapsed\"}, {\"modulescenesummary.sceneinformationtrainingtimeelapsed\", \"t0.sceneinformationtrainingtimeelapsed\"}, {\"modulescenesummary.sceneinformationsuspendresumetimeelapsed\", \"t0.sceneinformationsuspendresumetimeelapsed\"}, {\"modulescenesummary.sceneinformationinternalinterruptiontimeelapsed\", \"t0.sceneinformationinternalinterruptiontimeelapsed\"}, {\"modulescenesummary.sceneinformationexternalinterruptiontimeelapsed\", \"t0.sceneinformationexternalinterruptiontimeelapsed\"}, {\"modulescenesummary.sceneactionsdurationtimeelapsed\", \"t0.sceneactionsdurationtimeelapsed\"}, {\"modulescenesummary.sceneactionstrainingtimeelapsed\", \"t0.sceneactionstrainingtimeelapsed\"}, {\"modulescenesummary.sceneactionssuspendresumetimeelapsed\", \"t0.sceneactionssuspendresumetimeelapsed\"}, {\"modulescenesummary.sceneactionsinternalinterruptiontimeelapsed\", \"t0.sceneactionsinternalinterruptiontimeelapsed\"}, {\"modulescenesummary.sceneactionsexternalinterruptiontimeelapsed\", \"t0.sceneactionsexternalinterruptiontimeelapsed\"}, {\"modulescenesummary.scenequestiondurationtimeelapsed\", \"t0.scenequestiondurationtimeelapsed\"}, {\"modulescenesummary.scenequestiontrainingtimeelapsed\", \"t0.scenequestiontrainingtimeelapsed\"}, {\"modulescenesummary.scenequestionsuspendresumetimeelapsed\", \"t0.scenequestionsuspendresumetimeelapsed\"}, {\"modulescenesummary.scenequestioninternalinterruptiontimeelapsed\", \"t0.scenequestioninternalinterruptiontimeelapsed\"}, {\"modulescenesummary.scenequestionexternalinterruptiontimeelapsed\", \"t0.scenequestionexternalinterruptiontimeelapsed\"}, {\"modulescenesummary.scenefeedbackdurationtimeelapsed\", \"t0.scenefeedbackdurationtimeelapsed\"}, {\"modulescenesummary.scenefeedbacktrainingtimeelapsed\", \"t0.scenefeedbacktrainingtimeelapsed\"}, {\"modulescenesummary.scenefeedbacksuspendresumetimeelapsed\", \"t0.scenefeedbacksuspendresumetimeelapsed\"}, {\"modulescenesummary.scenefeedbackinternalinterruptiontimeelapsed\", \"t0.scenefeedbackinternalinterruptiontimeelapsed\"}, {\"modulescenesummary.scenefeedbackexternalinterruptiontimeelapsed\", \"t0.scenefeedbackexternalinterruptiontimeelapsed\"}, {\"modulescenesummary.sceneassistancetimeelapsed\", \"t0.sceneassistancetimeelapsed\"}, {\"modulescenesummary.sceneactionsinteractiontimeelapsed\", \"t0.sceneactionsinteractiontimeelapsed\"}, {\"modulescenesummary.sceneactionsjustificationtimeelapsed\", \"t0.sceneactionsjustificationtimeelapsed\"}, {\"modulescenesummary.scenechoicesubmittedtimeelapsed\", \"t0.scenechoicesubmittedtimeelapsed\"}, {\"modulescenesummary.sceneshowattemptttimes\", \"t0.sceneshowattemptttimes\"}, {\"modulescenesummary.scenesuspendresumeattemptttimes\", \"t0.scenesuspendresumeattemptttimes\"}, {\"modulescenesummary.sceneinternalinterruptionattemptttimes\", \"t0.sceneinternalinterruptionattemptttimes\"}, {\"modulescenesummary.sceneexternalinterruptionattemptttimes\", \"t0.sceneexternalinterruptionattemptttimes\"}, {\"modulescenesummary.sceneinformationsuspendresumeattemptttimes\", \"t0.sceneinformationsuspendresumeatt","ProductVersion":"2.57.5068.721 (PBIDesktop)","ActivityId":"d747b9db-929d-48c9-b102-12596beee84e","Process":"Microsoft.Mashup.Container.NetFX40","Pid":14572,"Tid":1,"Duration":"00:00:00.0077092"}
SimpleDocumentEvaluator/GetResult/Evaluate {"Start":"2018-05-06T21:31:15.6636938Z","Action":"SimpleDocumentEvaluator/GetResult/Evaluate","HostProcessId":"9640","ProductVersion":"2.57.5068.721 (PBIDesktop)","ActivityId":"d747b9db-929d-48c9-b102-12596beee84e","Process":"Microsoft.Mashup.Container.NetFX40","Pid":14572,"Tid":1,"Duration":"00:00:00.0095008"}
OdbcQuery/FoldingWarning {"Start":"2018-05-06T21:31:15.6757885Z","Action":"OdbcQuery/FoldingWarning","HostProcessId":"9640","Function Name":"Group","ProductVersion":"2.57.5068.721 (PBIDesktop)","ActivityId":"d747b9db-929d-48c9-b102-12596beee84e","Process":"Microsoft.Mashup.Container.NetFX40","Pid":14572,"Tid":1,"Duration":"00:00:00.0000161"}
OdbcQuery/FoldingWarning {"Start":"2018-05-06T21:31:15.6758359Z","Action":"OdbcQuery/FoldingWarning","HostProcessId":"9640","Function Name":"PushDownQuerySpecification","ProductVersion":"2.57.5068.721 (PBIDesktop)","ActivityId":"d747b9db-929d-48c9-b102-12596beee84e","Process":"Microsoft.Mashup.Container.NetFX40","Pid":14572,"Tid":1,"Duration":"00:00:00.0000266"}
OdbcQuery/FoldingWarning {"Start":"2018-05-06T21:31:15.6761608Z","Action":"OdbcQuery/FoldingWarning","HostProcessId":"9640","ErrorMessage":"This ODBC driver doesn't set the Sql92Conformance feature. You can override it by using SqlCapabilities.","ProductVersion":"2.57.5068.721 (PBIDesktop)","ActivityId":"d747b9db-929d-48c9-b102-12596beee84e","Process":"Microsoft.Mashup.Container.NetFX40","Pid":14572,"Tid":1,"Duration":"00:00:00.0000405"}
OdbcQueryDomain/ReportFoldingFailure {"Start":"2018-05-06T21:31:15.6764580Z","Action":"OdbcQueryDomain/ReportFoldingFailure","HostProcessId":"9640","Exception":"Exception:\r\nExceptionType: Microsoft.Mashup.Engine1.Runtime.FoldingFailureException, Microsoft.MashupEngine, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35\r\nMessage: Folding failed. Please take a look the information in the trace.\r\nStackTrace:\n at Microsoft.Mashup.Engine1.Library.Odbc.OdbcQuery.PushDownQuerySpecification(Boolean liftOrderBy)\r\n at Microsoft.Mashup.Engine1.Library.Odbc.OdbcQuery.Group(Grouping grouping)\r\n at Microsoft.Mashup.Engine1.Runtime.OptimizingQueryVisitor.VisitQuery(Query query, Func`2 operation)\r\n\r\n\r\n","ProductVersion":"2.57.5068.721 (PBIDesktop)","ActivityId":"d747b9db-929d-48c9-b102-12596beee84e","Process":"Microsoft.Mashup.Container.NetFX40","Pid":14572,"Tid":1,"Duration":"00:00:00.0018037"}

4 REPLIES 4
QIAO
Helper II
Helper II

The problem lies in "This ODBC driver doesn't set the Sql92Conformance feature. You can override it by using SqlCapabilities."

It provide fake information and guide to wrong place.

When I set Sql92Conformance = 8(previous =2), it goes well. 

Hi! Would you mind to explain where and how to do that? Thank in advance!!

I wonder how to achieve this.. could not find the method to change it

Hi @QIAO,

 

I'm glad to hear that you have resolved your issue and thanks for sharing us your solution. Smiley Happy

 

By the way, please kindly mark your solution as answer. It'll benefit others with relevant issue.

 

Thanks,
Xi Jin.

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