Skip to content

Instantly share code, notes, and snippets.

@jjradha

jjradha/the XML execution plan for the query that touches [mydatabase].[sys].[sysschobjs].[type]

Created July 29, 2016 09:51
Show Gist options
  • Save jjradha/03d3553c48787c2f7e96e131ad5b944c to your computer and use it in GitHub Desktop.
Save jjradha/03d3553c48787c2f7e96e131ad5b944c to your computer and use it in GitHub Desktop.
Download ZIP
Raw
the XML execution plan for the query that touches [mydatabase].[sys].[sysschobjs].[type]
<?xml version="1.0" encoding="utf-16"?>
<ShowPlanXML xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" Version="1.2" Build="12.0.2000.8" xmlns="http://schemas.microsoft.com/sqlserver/2004/07/showplan">
<BatchSequence>
<Batch>
<Statements>
<StmtSimple StatementCompId="2" StatementEstRows="1" StatementId="1" StatementOptmLevel="FULL" StatementOptmEarlyAbortReason="GoodEnoughPlanFound" CardinalityEstimationModelVersion="70" StatementSubTreeCost="0.00657048" StatementText="select&#xD;&#xA; t2.Tier1 as [StyleCode],&#xD;&#xA; t2.Tier1Descr as [StyleDescription],&#xD;&#xA; coalesce(t1.URL, t2.URL) as [StyleUrl],&#xD;&#xA; t2.Tier2 as [ColourCode],&#xD;&#xA; t2.Tier2Descr as [ColourDescription],&#xD;&#xA; t2.URL as [ColourUrl],&#xD;&#xA; t2.ClassID,&#xD;&#xA; t2.SegmentID,&#xD;&#xA; t2.GroupID,&#xD;&#xA; t2.SeasonItemID&#xD;&#xA; from dbo.ProductItemDetailsDenorm t2 &#xD;&#xA; INNER JOIN dbo.ProductItemDetailsDenorm t1 &#xD;&#xA; on t2.Tier1 = t1.Tier1&#xD;&#xA; and t2.ClassID = t1.ClassID &#xD;&#xA; and t2.SegmentID = t1.SegmentID &#xD;&#xA; and t2.GroupID = t1.GroupID &#xD;&#xA; and t2.LanguageID = t1.LanguageID&#xD;&#xA; and t1.Tier2 = ''&#xD;&#xA;&#xD;&#xA; where t2.Tier1 = @StyleCode&#xD;&#xA; and t2.ClassID = @ClassId&#xD;&#xA; and t2.SegmentID = @SegmentId&#xD;&#xA; and t2.GroupID = @GroupId&#xD;&#xA; and t2.LanguageID = @LanguageId&#xD;&#xA; and t2.Tier2 &lt;&gt; ''&#xD;&#xA; and t2.Tier3 = ''" StatementType="SELECT" QueryHash="0x1C0535A69650FAFA" QueryPlanHash="0x7206D512BAA07C27" RetrievedFromCache="true">
<StatementSetOptions ANSI_NULLS="true" ANSI_PADDING="true" ANSI_WARNINGS="true" ARITHABORT="true" CONCAT_NULL_YIELDS_NULL="true" NUMERIC_ROUNDABORT="false" QUOTED_IDENTIFIER="true" />
<QueryPlan DegreeOfParallelism="1" CachedPlanSize="56" CompileTime="15" CompileCPU="15" CompileMemory="1360">
<UnmatchedIndexes>
<Parameterization>
<Object Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Index="[IDX_Tier2_Tier3_INC_Tier1]" />
<Object Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Index="[idxF_ProductGroupGet]" />
</Parameterization>
</UnmatchedIndexes>
<Warnings UnmatchedIndexes="true" />
<MemoryGrantInfo SerialRequiredMemory="0" SerialDesiredMemory="0" />
<OptimizerHardwareDependentProperties EstimatedAvailableMemoryGrant="417953" EstimatedPagesCached="104488" EstimatedAvailableDegreeOfParallelism="2" />
<RelOp AvgRowSize="1047" EstimateCPU="1E-07" EstimateIO="0" EstimateRebinds="0" EstimateRewinds="0" EstimatedExecutionMode="Row" EstimateRows="1" LogicalOp="Compute Scalar" NodeId="0" Parallel="false" PhysicalOp="Compute Scalar" EstimatedTotalSubtreeCost="0.00657048">
<OutputList>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="ClassID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SegmentID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="GroupID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="URL" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SeasonItemID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1Descr" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2Descr" />
<ColumnReference Column="Expr1002" />
</OutputList>
<ComputeScalar>
<DefinedValues>
<DefinedValue>
<ColumnReference Column="Expr1002" />
<ScalarOperator ScalarString="CASE WHEN [US16HSMMProduct_AFTER_CHANGES].[dbo].[ProductItemDetailsDenorm].[URL] as [t1].[URL] IS NOT NULL THEN [US16HSMMProduct_AFTER_CHANGES].[dbo].[ProductItemDetailsDenorm].[URL] as [t1].[URL] ELSE [US16HSMMProduct_AFTER_CHANGES].[dbo].[ProductItemDetailsDenorm].[URL] as [t2].[URL] END">
<IF>
<Condition>
<ScalarOperator>
<Compare CompareOp="IS NOT">
<ScalarOperator>
<Identifier>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="URL" />
</Identifier>
</ScalarOperator>
<ScalarOperator>
<Const ConstValue="NULL" />
</ScalarOperator>
</Compare>
</ScalarOperator>
</Condition>
<Then>
<ScalarOperator>
<Identifier>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="URL" />
</Identifier>
</ScalarOperator>
</Then>
<Else>
<ScalarOperator>
<Identifier>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="URL" />
</Identifier>
</ScalarOperator>
</Else>
</IF>
</ScalarOperator>
</DefinedValue>
</DefinedValues>
<RelOp AvgRowSize="1047" EstimateCPU="4.18E-06" EstimateIO="0" EstimateRebinds="0" EstimateRewinds="0" EstimatedExecutionMode="Row" EstimateRows="1" LogicalOp="Inner Join" NodeId="1" Parallel="false" PhysicalOp="Nested Loops" EstimatedTotalSubtreeCost="0.00657038">
<OutputList>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="ClassID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SegmentID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="GroupID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="URL" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SeasonItemID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1Descr" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2Descr" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="URL" />
</OutputList>
<RunTimeInformation>
<RunTimeCountersPerThread Thread="0" ActualRows="2" ActualEndOfScans="1" ActualExecutions="1" />
</RunTimeInformation>
<NestedLoops Optimized="false">
<RelOp AvgRowSize="261" EstimateCPU="0.0001581" EstimateIO="0.003125" EstimateRebinds="0" EstimateRewinds="0" EstimatedExecutionMode="Row" EstimateRows="1" LogicalOp="Index Seek" NodeId="2" Parallel="false" PhysicalOp="Index Seek" EstimatedTotalSubtreeCost="0.0032831" TableCardinality="127053">
<OutputList>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="URL" />
</OutputList>
<RunTimeInformation>
<RunTimeCountersPerThread Thread="0" ActualRows="1" ActualEndOfScans="1" ActualExecutions="1" />
</RunTimeInformation>
<IndexScan Ordered="true" ScanDirection="FORWARD" ForcedIndex="false" ForceSeek="false" ForceScan="false" NoExpandHint="false" Storage="RowStore">
<DefinedValues>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="URL" />
</DefinedValue>
</DefinedValues>
<Object Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Index="[IDX_ClassID_Tier1_Tier2_LanguageID_INC_all_columns]" Alias="[t1]" IndexKind="NonClustered" Storage="RowStore" />
<SeekPredicates>
<SeekPredicateNew>
<SeekKeys>
<Prefix ScanType="EQ">
<RangeColumns>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="ClassID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="Tier1" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="Tier2" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="LanguageID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="SegmentID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t1]" Column="GroupID" />
</RangeColumns>
<RangeExpressions>
<ScalarOperator ScalarString="[@ClassId]">
<Identifier>
<ColumnReference Column="@ClassId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@StyleCode]">
<Identifier>
<ColumnReference Column="@StyleCode" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="''">
<Const ConstValue="''" />
</ScalarOperator>
<ScalarOperator ScalarString="[@LanguageId]">
<Identifier>
<ColumnReference Column="@LanguageId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@SegmentId]">
<Identifier>
<ColumnReference Column="@SegmentId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@GroupId]">
<Identifier>
<ColumnReference Column="@GroupId" />
</Identifier>
</ScalarOperator>
</RangeExpressions>
</Prefix>
</SeekKeys>
</SeekPredicateNew>
</SeekPredicates>
</IndexScan>
</RelOp>
<RelOp AvgRowSize="795" EstimateCPU="0.0001581" EstimateIO="0.003125" EstimateRebinds="0" EstimateRewinds="0" EstimatedExecutionMode="Row" EstimateRows="1" LogicalOp="Index Seek" NodeId="3" Parallel="false" PhysicalOp="Index Seek" EstimatedTotalSubtreeCost="0.0032831" TableCardinality="127053">
<OutputList>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="ClassID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SegmentID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="GroupID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="URL" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SeasonItemID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1Descr" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2Descr" />
</OutputList>
<RunTimeInformation>
<RunTimeCountersPerThread Thread="0" ActualRows="2" ActualEndOfScans="1" ActualExecutions="1" />
</RunTimeInformation>
<IndexScan Ordered="true" ScanDirection="FORWARD" ForcedIndex="false" ForceSeek="false" ForceScan="false" NoExpandHint="false" Storage="RowStore">
<DefinedValues>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="ClassID" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SegmentID" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="GroupID" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="URL" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SeasonItemID" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1Descr" />
</DefinedValue>
<DefinedValue>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2Descr" />
</DefinedValue>
</DefinedValues>
<Object Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Index="[IDX_ClassID_SegmentID_GroupID_Tier1_Tier3_LanguageIDTier2_INC_URL_SeasonItemID_Tier1Descr_Tier2Descr]" Alias="[t2]" IndexKind="NonClustered" Storage="RowStore" />
<SeekPredicates>
<SeekPredicateNew>
<SeekKeys>
<Prefix ScanType="EQ">
<RangeColumns>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="ClassID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SegmentID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="GroupID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier3" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="LanguageID" />
</RangeColumns>
<RangeExpressions>
<ScalarOperator ScalarString="[@ClassId]">
<Identifier>
<ColumnReference Column="@ClassId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@SegmentId]">
<Identifier>
<ColumnReference Column="@SegmentId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@GroupId]">
<Identifier>
<ColumnReference Column="@GroupId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@StyleCode]">
<Identifier>
<ColumnReference Column="@StyleCode" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="''">
<Const ConstValue="''" />
</ScalarOperator>
<ScalarOperator ScalarString="[@LanguageId]">
<Identifier>
<ColumnReference Column="@LanguageId" />
</Identifier>
</ScalarOperator>
</RangeExpressions>
</Prefix>
<EndRange ScanType="LT">
<RangeColumns>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2" />
</RangeColumns>
<RangeExpressions>
<ScalarOperator ScalarString="''">
<Const ConstValue="''" />
</ScalarOperator>
</RangeExpressions>
</EndRange>
</SeekKeys>
</SeekPredicateNew>
<SeekPredicateNew>
<SeekKeys>
<Prefix ScanType="EQ">
<RangeColumns>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="ClassID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="SegmentID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="GroupID" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier1" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier3" />
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="LanguageID" />
</RangeColumns>
<RangeExpressions>
<ScalarOperator ScalarString="[@ClassId]">
<Identifier>
<ColumnReference Column="@ClassId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@SegmentId]">
<Identifier>
<ColumnReference Column="@SegmentId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@GroupId]">
<Identifier>
<ColumnReference Column="@GroupId" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="[@StyleCode]">
<Identifier>
<ColumnReference Column="@StyleCode" />
</Identifier>
</ScalarOperator>
<ScalarOperator ScalarString="''">
<Const ConstValue="''" />
</ScalarOperator>
<ScalarOperator ScalarString="[@LanguageId]">
<Identifier>
<ColumnReference Column="@LanguageId" />
</Identifier>
</ScalarOperator>
</RangeExpressions>
</Prefix>
<StartRange ScanType="GT">
<RangeColumns>
<ColumnReference Database="[US16HSMMProduct_AFTER_CHANGES]" Schema="[dbo]" Table="[ProductItemDetailsDenorm]" Alias="[t2]" Column="Tier2" />
</RangeColumns>
<RangeExpressions>
<ScalarOperator ScalarString="''">
<Const ConstValue="''" />
</ScalarOperator>
</RangeExpressions>
</StartRange>
</SeekKeys>
</SeekPredicateNew>
</SeekPredicates>
</IndexScan>
</RelOp>
</NestedLoops>
</RelOp>
</ComputeScalar>
</RelOp>
<ParameterList>
<ColumnReference Column="@LanguageId" ParameterRuntimeValue="(2)" />
<ColumnReference Column="@GroupId" ParameterRuntimeValue="(362)" />
<ColumnReference Column="@SegmentId" ParameterRuntimeValue="(1)" />
<ColumnReference Column="@ClassId" ParameterRuntimeValue="(1)" />
<ColumnReference Column="@StyleCode" ParameterRuntimeValue="'MB149'" />
</ParameterList>
</QueryPlan>
</StmtSimple>
</Statements>
</Batch>
</BatchSequence>
</ShowPlanXML>
@jjradha
Copy link
Author

jjradha commented Jul 29, 2016 •
edited
Loading

and this is the query that generates the execution plan:


declare 
    @StyleCode varchar(10),
    @ClassId int,
    @SegmentId int,
    @GroupId int,
    @LanguageId smallint

select
   @StyleCode ='MB149',
   @GroupID = 362,
   @ClassId = 1,
   @SegmentId = 1,
   @LanguageId =2 



            select
                t2.Tier1 as [StyleCode],
                t2.Tier1Descr as [StyleDescription],
                coalesce(t1.URL, t2.URL) as [StyleUrl],
                t2.Tier2 as [ColourCode],
                t2.Tier2Descr as [ColourDescription],
                t2.URL as [ColourUrl],
                t2.ClassID,
                t2.SegmentID,
                t2.GroupID,
                t2.SeasonItemID
                from dbo.ProductItemDetailsDenorm t2 
                    INNER JOIN dbo.ProductItemDetailsDenorm t1 
                                 on t2.Tier1      = t1.Tier1
                                and t2.ClassID    = t1.ClassID 
                                and t2.SegmentID  = t1.SegmentID 
                                and t2.GroupID    = t1.GroupID 
                                and t2.LanguageID = t1.LanguageID
                                and t1.Tier2 = ''

                    where   t2.Tier1      = @StyleCode
                        and t2.ClassID    = @ClassId
                        and t2.SegmentID  = @SegmentId
                        and t2.GroupID    = @GroupId
                        and t2.LanguageID = @LanguageId
                        and t2.Tier2      <> ''
                        and t2.Tier3      = ''

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment