Adding Parameter Details from Cached and Live Query Plans

Adding Parameter Details from Cached and Live Query Plans by stripping the data out from the XML. See Issue BrentOzarULTD#2591

Author: Greg Dodd

sp_BlitzWho.sql

@@ -108,7 +108,11 @@ DECLARE  @ProductVersion NVARCHAR(128)
 								AND r.plan_handle = session_stats.plan_handle
 						  AND r.statement_start_offset = session_stats.statement_start_offset
 						  AND r.statement_end_offset = session_stats.statement_end_offset' 
-		,@QueryStatsXMLselect NVARCHAR(MAX) = N' CAST(COALESCE(qs_live.query_plan, ''<?No live query plan available. To turn on live plans, see https://www.BrentOzar.com/go/liveplans ?>'') AS XML) AS live_query_plan , ' 
+		,@QueryStatsXMLselect NVARCHAR(MAX) = N' CAST(COALESCE(qs_live.query_plan, ''<?No live query plan available. To turn on live plans, see https://www.BrentOzar.com/go/liveplans ?>'') AS XML) AS live_query_plan , '
+		,@QueryStatsParameterSelect NVARCHAR(MAX) = N' STUFF((SELECT DISTINCT N'', '' + Node.Data.value(''(@Column)[1]'', ''NVARCHAR(4000)'') + N'' {'' + Node.Data.value(''(@ParameterDataType)[1]'', ''NVARCHAR(4000)'') + N''}: '' + Node.Data.value(''(@ParameterCompiledValue)[1]'', ''NVARCHAR(4000)'') + N'' (Actual: '' + Node.Data.value(''(@ParameterRuntimeValue)[1]'', ''NVARCHAR(4000)'') + N'')''
+						FROM qs_live.query_plan.nodes(''/*:ShowPlanXML/*:BatchSequence/*:Batch/*:Statements/*:StmtSimple/*:QueryPlan/*:ParameterList/*:ColumnReference'') AS Node(Data)
+						FOR XML PATH('''')), 1,2,'''')
+						AS Live_Parameter_Info, '
 		,@QueryStatsXMLSQL NVARCHAR(MAX) = N'OUTER APPLY sys.dm_exec_query_statistics_xml(s.session_id) qs_live' 
 		,@ObjectFullName NVARCHAR(2000)
 		,@OutputTableNameQueryStats_View NVARCHAR(256)
@@ -123,11 +127,16 @@ SELECT @ProductVersionMajor = SUBSTRING(@ProductVersion, 1,CHARINDEX('.', @Produ
 IF EXISTS (SELECT * FROM sys.all_columns WHERE object_id = OBJECT_ID('sys.dm_exec_query_statistics_xml') AND name = 'query_plan')
  BEGIN
   SET @QueryStatsXMLselect = N' CAST(COALESCE(qs_live.query_plan, ''<?No live query plan available. To turn on live plans, see https://www.BrentOzar.com/go/liveplans ?>'') AS XML) AS live_query_plan , ';
+  SET @QueryStatsParameterSelect = N' STUFF((SELECT DISTINCT N'', '' + Node.Data.value(''(@Column)[1]'', ''NVARCHAR(4000)'') + N'' {'' + Node.Data.value(''(@ParameterDataType)[1]'', ''NVARCHAR(4000)'') + N''}: '' + Node.Data.value(''(@ParameterCompiledValue)[1]'', ''NVARCHAR(4000)'') + N'' (Actual: '' + Node.Data.value(''(@ParameterRuntimeValue)[1]'', ''NVARCHAR(4000)'') + N'')''
+					FROM qs_live.query_plan.nodes(''/*:ShowPlanXML/*:BatchSequence/*:Batch/*:Statements/*:StmtSimple/*:QueryPlan/*:ParameterList/*:ColumnReference'') AS Node(Data)
+					FOR XML PATH('''')), 1,2,'''')
+					AS Live_Parameter_Info, '
   SET @QueryStatsXMLSQL = N'OUTER APPLY sys.dm_exec_query_statistics_xml(s.session_id) qs_live';
  END
  ELSE
  BEGIN
   SET @QueryStatsXMLselect = N' NULL AS live_query_plan , ';
+  SET @QueryStatsParameterSelect = N' NULL AS Live_Parameter_Info , '
   SET @QueryStatsXMLSQL = N' ';
  END
 
@@ -268,6 +277,28 @@ IF @OutputDatabaseName IS NOT NULL AND @OutputSchemaName IS NOT NULL AND @Output
 		ALTER TABLE ' + @ObjectFullName + N' ADD JoinKey AS ServerName + CAST(CheckDate AS NVARCHAR(50));';
 	EXEC(@StringToExecute);
 
+
+	SET @StringToExecute = N'IF NOT EXISTS (SELECT * FROM ' + @OutputDatabaseName + N'.sys.all_columns 
+		WHERE object_id = (OBJECT_ID(''' + @ObjectFullName + N''')) AND name = ''Cached_Parameter_Info'')
+		ALTER TABLE ' + @ObjectFullName + N' ADD Cached_Parameter_Info NVARCHAR(4000) NULL;';
+	IF @Debug = 1
+	BEGIN
+		PRINT CONVERT(VARCHAR(8000), SUBSTRING(@StringToExecute, 0, 8000))
+		PRINT CONVERT(VARCHAR(8000), SUBSTRING(@StringToExecute, 8000, 16000))
+	END
+	EXEC(@StringToExecute);
+
+	SET @StringToExecute = N'IF NOT EXISTS (SELECT * FROM ' + @OutputDatabaseName + N'.sys.all_columns 
+		WHERE object_id = (OBJECT_ID(''' + @ObjectFullName + N''')) AND name = ''Live_Parameter_Info'')
+		ALTER TABLE ' + @ObjectFullName + N' ADD Live_Parameter_Info NVARCHAR(4000) NULL;';
+	
+	IF @Debug = 1
+	BEGIN
+		PRINT CONVERT(VARCHAR(8000), SUBSTRING(@StringToExecute, 0, 8000))
+		PRINT CONVERT(VARCHAR(8000), SUBSTRING(@StringToExecute, 8000, 16000))
+	END
+	EXEC(@StringToExecute);
+
 	/* Delete history older than @OutputTableRetentionDays */
 	SET @OutputTableCleanupDate = CAST( (DATEADD(DAY, -1 * @OutputTableRetentionDays, GETDATE() ) ) AS DATE);
 	SET @StringToExecute = N' IF EXISTS(SELECT * FROM '
@@ -566,6 +597,10 @@ BEGIN
 			             END - query_stats.statement_start_offset )
 			              / 2 ) + 1), dest.text) AS query_text ,
 			       derp.query_plan ,
+					STUFF((SELECT DISTINCT N'', '' + Node.Data.value(''(@Column)[1]'', ''NVARCHAR(4000)'') + N'' {'' + Node.Data.value(''(@ParameterDataType)[1]'', ''NVARCHAR(4000)'') + N''}: '' + Node.Data.value(''(@ParameterCompiledValue)[1]'', ''NVARCHAR(4000)'')
+						FROM derp.query_plan.nodes(''/*:ShowPlanXML/*:BatchSequence/*:Batch/*:Statements/*:StmtSimple/*:QueryPlan/*:ParameterList/*:ColumnReference'') AS Node(Data)
+						FOR XML PATH('''')), 1,2,'''')
+						AS Cached_Parameter_Info,
 						    qmg.query_cost ,										   		   
 						    s.status ,
 							CASE
@@ -772,7 +807,13 @@ IF @ProductVersionMajor >= 11
 			              / 2 ) + 1), dest.text) AS query_text ,
 			       derp.query_plan ,'
 						     + @QueryStatsXMLselect
-						    +' 
+						    + N'
+					STUFF((SELECT DISTINCT N'', '' + Node.Data.value(''(@Column)[1]'', ''NVARCHAR(4000)'') + N'' {'' + Node.Data.value(''(@ParameterDataType)[1]'', ''NVARCHAR(4000)'') + N''}: '' + Node.Data.value(''(@ParameterCompiledValue)[1]'', ''NVARCHAR(4000)'')
+						FROM derp.query_plan.nodes(''/*:ShowPlanXML/*:BatchSequence/*:Batch/*:Statements/*:StmtSimple/*:QueryPlan/*:ParameterList/*:ColumnReference'') AS Node(Data)
+						FOR XML PATH('''')), 1,2,'''')
+						AS Cached_Parameter_Info,'
+						+ @QueryStatsParameterSelect
+						+ N'
 			       qmg.query_cost ,
 			       s.status ,
 					CASE
@@ -1085,6 +1126,8 @@ IF @OutputDatabaseName IS NOT NULL AND @OutputSchemaName IS NOT NULL AND @Output
 	,[query_text]
 	,[query_plan]'
     + CASE WHEN @ProductVersionMajor >= 11 THEN N',[live_query_plan]' ELSE N'' END + N'
+	,[Cached_Parameter_Info]'
+	+ CASE WHEN @ProductVersionMajor >= 11 THEN N',[live_paramter_info]' ELSE N'' END + N'
 	,[query_cost]
 	,[status]
 	,[wait_info]'