Performance Issues on Insert with table contained in Full Text Search

  • I have the following table

    This tables gets around 650,000 Inserts per day and some of these inserts are taking over 1 second. There is a full text index On ChangeSet, EntityTypeText, SubEntityTypeText, And UserName.

    The execution plan that follows is crazy.

    So one question I have is that it looks like the application that is doing the inserts in using nvarchar while the table datatypes are varchar. This would cause implicit conversions correct? And could be part of the issue of why the insert takes so long? Also is the plan that crazy just because its part of a full text index?

    This insert is causing blocking and long waits( write log waits and exclusive locks). Please let me know if you need more information.

    THANKS

    CREATE TABLE [dbo].[AuditLog](

    [AuditLogID] [bigint] IDENTITY(1,1) NOT NULL,

    [Application] [varchar](50) NOT NULL,

    [AuditActionTypeID] [int] NOT NULL,

    [AuditTypeID] [int] NOT NULL,

    [ChangeSet] [xml] NULL,

    [EntityTypeId] [int] NOT NULL,

    [EntityTypeText] [varchar](100) NULL,

    [SubEntityTypeId] [int] NULL,

    [SubEntityTypeText] [varchar](100) NULL,

    [CustomerId] [int] NOT NULL,

    [PracticeId] [int] NULL,

    [UserId] [int] NOT NULL,

    [UserName] [varchar](50) NOT NULL,

    [CreatedDate] [datetime] NOT NULL,

    CONSTRAINT [PK_AuditLog] PRIMARY KEY CLUSTERED

    (

    [AuditLogID] ASC

    )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]

    ) ON [PRIMARY]

    GO

    /****** Object: Index [IX_AuditLog_CustomerID_PracticeID_CreatedDate] Script Date: 02/27/2013 07:45:59 ******/

    CREATE NONCLUSTERED INDEX [IX_AuditLog_CustomerID_PracticeID_CreatedDate] ON [dbo].[AuditLog]

    (

    [CustomerId] ASC,

    [PracticeId] ASC,

    [CreatedDate] ASC

    )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]

    GO

    CREATE NONCLUSTERED INDEX [IX_AuditLog_EntityTypeID_CustomerID_PracticeID_AuditTypeID] ON [dbo].[AuditLog]

    (

    [EntityTypeId] ASC,

    [CustomerId] ASC,

    [PracticeId] ASC,

    [AuditTypeID] ASC,

    [CreatedDate] ASC

    )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON, FILLFACTOR = 90) ON [PRIMARY]

    GO

    CREATE NONCLUSTERED INDEX [IX_AuditLog_SubEntityTypeID_CustomerID_PracticeID_AuditTypeID] ON [dbo].[AuditLog]

    (

    [SubEntityTypeId] ASC,

    [CustomerId] ASC,

    [PracticeId] ASC,

    [AuditTypeID] ASC,

    [CreatedDate] ASC

    )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON, FILLFACTOR = 90) ON [PRIMARY]

    GO

    ALTER TABLE [dbo].[AuditLog] WITH CHECK ADD CONSTRAINT [FK_AuditLog_AuditActionType] FOREIGN KEY([AuditActionTypeID])

    REFERENCES [dbo].[AuditActionType] ([AuditActionTypeID])

    GO

    ALTER TABLE [dbo].[AuditLog] CHECK CONSTRAINT [FK_AuditLog_AuditActionType]

    GO

    ALTER TABLE [dbo].[AuditLog] WITH CHECK ADD CONSTRAINT [FK_AuditLog_AuditType] FOREIGN KEY([AuditTypeID])

    REFERENCES [dbo].[AuditType] ([AuditTypeID])

    GO

    ALTER TABLE [dbo].[AuditLog] CHECK CONSTRAINT [FK_AuditLog_AuditType]

    GO

    INSERT STATEMENT

    (@Application nvarchar(4000),@AuditActionTypeID int,@AuditTypeID int,@ChangeSet nvarchar(4000),

    @CreatedDate datetime,@CustomerId int,@EntityTypeId int,

    @EntityTypeText nvarchar(4000),@PracticeId int,@SubEntityTypeId int,@SubEntityTypeText

    nvarchar(4000),@UserId int,@UserName nvarchar(4000))

    INSERT

    INTO dbo.AuditLog

    (

    Application ,

    AuditActionTypeID ,

    AuditTypeID ,

    ChangeSet ,

    EntityTypeId ,

    EntityTypeText ,

    SubEntityTypeId ,

    SubEntityTypeText ,

    CustomerId ,

    PracticeId ,

    UserId ,

    UserName ,

    CreatedDate

    )

    VALUES

    (

    @Application , -- Application - varchar(50)

    @AuditActionTypeID , -- AuditActionTypeID - int

    @AuditTypeID , -- AuditTypeID - int

    @Changeset , -- ChangeSet - xml

    @EntityTypeID , -- EntityTypeId - int

    @EntityTypeText , -- EntityTypeText - varchar(100)

    @SubEntityTypeID , -- SubEntityTypeId - int

    @SubEntityTypeText , -- SubEntityTypeText - varchar(100)

    @CustomerID , -- CustomerId - int

    @PracticeID, -- PracticeId - int

    @user-id, -- UserId - int

    @UserName, -- UserName - varchar(50)

    @CreatedDate -- CreatedDate - datetime

    )

    EXECUTION PLAN

    <ShowPlanXML xmlns="http://schemas.microsoft.com/sqlserver/2004/07/showplan" Version="1.0" Build="9.00.5292.00">

    <BatchSequence>

    <Batch>

    <Statements>

    <StmtSimple StatementText="(@Application nvarchar(4000),@AuditActionTypeID int,@AuditTypeID int,@ChangeSet nvarchar(4000),@CreatedDate datetime,@CustomerId int,@EntityTypeId int,@EntityTypeText nvarchar(4000),@PracticeId int,@SubEntityTypeId int,@SubEntityTypeText nvarchar(4000),@UserId int,@UserName nvarchar(4000))INSERT INTO dbo.AuditLog ( Application , AuditActionTypeID , AuditTypeID , ChangeSet , EntityTypeId , EntityTypeText , SubEntityTypeId , SubEntityTypeText , CustomerId , PracticeId , UserId , UserName , CreatedDate ) VALUES ( @Application , -- Application - varchar(50) @AuditActionTypeID , -- AuditActionTypeID - int @AuditTypeID , -- AuditTypeID - int @Changeset , -- ChangeSet - xml @EntityTypeID , -- EntityTypeId - int @EntityTypeText , -- EntityTypeText - varchar(100) @SubEntityTypeID , -- SubEntityTypeId - int @SubEntityTypeText , -- SubEntityTypeText - varchar(100) @CustomerID , -- CustomerId - int @PracticeID, -- PracticeId - int @user-id, -- UserId - int @UserName, -- UserName - varchar(50) @CreatedDate -- CreatedDate - datetime ) " StatementId="1" StatementCompId="1" StatementType="INSERT" StatementSubTreeCost="0.0931649" StatementEstRows="1" StatementOptmLevel="FULL" StatementOptmEarlyAbortReason="GoodEnoughPlanFound">

    <QueryPlan CachedPlanSize="135" CompileTime="5" CompileCPU="5" CompileMemory="872">

    <RelOp NodeId="1" PhysicalOp="Assert" LogicalOp="Assert" EstimateRows="1" EstimateIO="0" EstimateCPU="1.8e-007" AvgRowSize="9" EstimatedTotalSubtreeCost="0.0931649" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList />

    <Assert StartupExpression="0">

    <RelOp NodeId="2" PhysicalOp="Nested Loops" LogicalOp="Left Semi Join" EstimateRows="1" EstimateIO="0" EstimateCPU="4.18e-006" AvgRowSize="9" EstimatedTotalSubtreeCost="0.0931647" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Column="Expr1040" />

    <ColumnReference Column="Expr1041" />

    </OutputList>

    <NestedLoops Optimized="0">

    <DefinedValues>

    <DefinedValue>

    <ColumnReference Column="Expr1041" />

    </DefinedValue>

    </DefinedValues>

    <OuterReferences>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    </OuterReferences>

    <ProbeColumn>

    <ColumnReference Column="Expr1041" />

    </ProbeColumn>

    <RelOp NodeId="3" PhysicalOp="Nested Loops" LogicalOp="Left Semi Join" EstimateRows="1" EstimateIO="0" EstimateCPU="4.18e-006" AvgRowSize="12" EstimatedTotalSubtreeCost="0.0898774" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    <ColumnReference Column="Expr1040" />

    </OutputList>

    <NestedLoops Optimized="0">

    <DefinedValues>

    <DefinedValue>

    <ColumnReference Column="Expr1040" />

    </DefinedValue>

    </DefinedValues>

    <OuterReferences>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    </OuterReferences>

    <ProbeColumn>

    <ColumnReference Column="Expr1040" />

    </ProbeColumn>

    <RelOp NodeId="4" PhysicalOp="Nested Loops" LogicalOp="Inner Join" EstimateRows="1" EstimateIO="0" EstimateCPU="4.18e-006" AvgRowSize="15" EstimatedTotalSubtreeCost="0.0865901" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    </OutputList>

    <NestedLoops Optimized="0">

    <OuterReferences>

    <ColumnReference Column="Expr1042" />

    <ColumnReference Column="Expr1030" />

    <ColumnReference Database="[KareoAudit]" Schema="[sys]" Table="[fulltext_index_map_2073058421]" Column="docid" />

    <ColumnReference Database="[KareoAudit]" Schema="[sys]" Table="[fulltext_index_map_2073058421]" Column="status" />

    </OuterReferences>

    <RelOp NodeId="5" PhysicalOp="Nested Loops" LogicalOp="Inner Join" EstimateRows="1" EstimateIO="0" EstimateCPU="4.18e-006" AvgRowSize="482" EstimatedTotalSubtreeCost="0.0465804" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    <ColumnReference Column="Expr1042" />

    <ColumnReference Column="Expr1030" />

    <ColumnReference Database="[KareoAudit]" Schema="[sys]" Table="[fulltext_index_map_2073058421]" Column="docid" />

    <ColumnReference Database="[KareoAudit]" Schema="[sys]" Table="[fulltext_index_map_2073058421]" Column="status" />

    </OutputList>

    <NestedLoops Optimized="0">

    <PassThru>

    <ScalarOperator ScalarString="[IsBaseRow1032] IS NULL">

    <Compare CompareOp="IS">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="IsBaseRow1032" />

    </Identifier>

    </ScalarOperator>

    <ScalarOperator>

    <Const ConstValue="NULL" />

    </ScalarOperator>

    </Compare>

    </ScalarOperator>

    </PassThru>

    <OuterReferences>

    <ColumnReference Database="[KareoAudit]" Schema="[sys]" Table="[fulltext_index_map_2073058421]" Column="docid" />

    </OuterReferences>

    <RelOp NodeId="6" PhysicalOp="Nested Loops" LogicalOp="Left Outer Join" EstimateRows="1" EstimateIO="0" EstimateCPU="4.18e-006" AvgRowSize="482" EstimatedTotalSubtreeCost="0.0432928" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    <ColumnReference Column="Expr1042" />

    <ColumnReference Column="Expr1030" />

    <ColumnReference Column="IsBaseRow1032" />

    <ColumnReference Database="[KareoAudit]" Schema="[sys]" Table="[fulltext_index_map_2073058421]" Column="docid" />

    </OutputList>

    <NestedLoops Optimized="0">

    <OuterReferences>

    <ColumnReference Column="Expr1042" />

    </OuterReferences>

    <RelOp NodeId="7" PhysicalOp="Compute Scalar" LogicalOp="Compute Scalar" EstimateRows="1" EstimateIO="0" EstimateCPU="1e-007" AvgRowSize="477" EstimatedTotalSubtreeCost="0.0400056" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    <ColumnReference Column="Expr1042" />

    <ColumnReference Column="Expr1030" />

    </OutputList>

    <ComputeScalar>

    <DefinedValues>

    <DefinedValue>

    <ColumnReference Column="Expr1042" />

    <ScalarOperator ScalarString="[Expr1042]">

    <Identifier>

    <ColumnReference Column="Expr1042" />

    </Identifier>

    </ScalarOperator>

    </DefinedValue>

    <DefinedValue>

    <ColumnReference Column="Expr1030" />

    <ScalarOperator ScalarString="gettimestamp((9))">

    <Intrinsic FunctionName="gettimestamp">

    <ScalarOperator>

    <Const ConstValue="(9)" />

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </DefinedValue>

    </DefinedValues>

    <RelOp NodeId="8" PhysicalOp="Compute Scalar" LogicalOp="Compute Scalar" EstimateRows="1" EstimateIO="0" EstimateCPU="1e-007" AvgRowSize="469" EstimatedTotalSubtreeCost="0.0400055" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    <ColumnReference Column="Expr1042" />

    </OutputList>

    <ComputeScalar>

    <DefinedValues>

    <DefinedValue>

    <ColumnReference Column="Expr1042" />

    <ScalarOperator ScalarString="CONVERT_IMPLICIT(varbinary(900),[KareoAudit].[dbo].[AuditLog].[AuditLogID],0)">

    <Convert DataType="varbinary" Length="900" Style="0" Implicit="1">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditLogID" />

    </Identifier>

    </ScalarOperator>

    </Convert>

    </ScalarOperator>

    </DefinedValue>

    </DefinedValues>

    <RelOp NodeId="9" PhysicalOp="Clustered Index Insert" LogicalOp="Insert" EstimateRows="1" EstimateIO="0.04" EstimateCPU="4e-006" AvgRowSize="23" EstimatedTotalSubtreeCost="0.0400054" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditLogID" />

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    </OutputList>

    <Update>

    <Object Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Index="[PK_AuditLog]" />

    <Object Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Index="[IX_AuditLog_EntityTypeID_CustomerID_PracticeID_AuditTypeID]" />

    <Object Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Index="[IX_AuditLog_CustomerID_PracticeID_CreatedDate]" />

    <Object Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Index="[IX_AuditLog_SubEntityTypeID_CustomerID_PracticeID_AuditTypeID]" />

    <SetPredicate>

    <ScalarOperator ScalarString="[KareoAudit].[dbo].[AuditLog].[Application] = RaiseIfNull([Expr1004]),[KareoAudit].[dbo].[AuditLog].[AuditActionTypeID] = RaiseIfNull([@AuditActionTypeID]),[KareoAudit].[dbo].[AuditLog].[AuditTypeID] = RaiseIfNull([@AuditTypeID]),[KareoAudit].[dbo].[AuditLog].[ChangeSet] = [Expr1005],[KareoAudit].[dbo].[AuditLog].[EntityTypeId] = RaiseIfNull([@EntityTypeId]),[KareoAudit].[dbo].[AuditLog].[EntityTypeText] = [Expr1006],[KareoAudit].[dbo].[AuditLog].[SubEntityTypeId] = [@SubEntityTypeId],[KareoAudit].[dbo].[AuditLog].[SubEntityTypeText] = [Expr1007],[KareoAudit].[dbo].[AuditLog].[CustomerId] = RaiseIfNull([@CustomerId]),[KareoAudit].[dbo].[AuditLog].[PracticeId] = [@PracticeId],[KareoAudit].[dbo].[AuditLog].[UserId] = RaiseIfNull([@UserId]),[KareoAudit].[dbo].[AuditLog].[UserName] = RaiseIfNull([Expr1008]),[KareoAudit].[dbo].[AuditLog].[CreatedDate] = RaiseIfNull([@CreatedDate]),[KareoAudit].[dbo].[AuditLog].[AuditLogID] = [Expr1003]">

    <ScalarExpressionList>

    <ScalarOperator>

    <MultipleAssign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="Application" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1004" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@AuditActionTypeID" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@AuditTypeID" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="ChangeSet" />

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1005" />

    </Identifier>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="EntityTypeId" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@EntityTypeId" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="EntityTypeText" />

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1006" />

    </Identifier>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="SubEntityTypeId" />

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@SubEntityTypeId" />

    </Identifier>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="SubEntityTypeText" />

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1007" />

    </Identifier>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="CustomerId" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@CustomerId" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="PracticeId" />

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@PracticeId" />

    </Identifier>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="UserId" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@UserId" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="UserName" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1008" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="CreatedDate" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@CreatedDate" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditLogID" />

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1003" />

    </Identifier>

    </ScalarOperator>

    </Assign>

    </MultipleAssign>

    </ScalarOperator>

    </ScalarExpressionList>

    </ScalarOperator>

    </SetPredicate>

    <RelOp NodeId="10" PhysicalOp="Compute Scalar" LogicalOp="Compute Scalar" EstimateRows="1" EstimateIO="0" EstimateCPU="1e-007" AvgRowSize="1233" EstimatedTotalSubtreeCost="1.357e-006" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Column="Expr1003" />

    <ColumnReference Column="Expr1004" />

    <ColumnReference Column="Expr1005" />

    <ColumnReference Column="Expr1006" />

    <ColumnReference Column="Expr1007" />

    <ColumnReference Column="Expr1008" />

    </OutputList>

    <ComputeScalar>

    <DefinedValues>

    <DefinedValue>

    <ColumnReference Column="Expr1004" />

    <ScalarOperator ScalarString="CONVERT_IMPLICIT(varchar(50),[@Application],0)">

    <Convert DataType="varchar" Length="50" Style="0" Implicit="1">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@Application" />

    </Identifier>

    </ScalarOperator>

    </Convert>

    </ScalarOperator>

    </DefinedValue>

    <DefinedValue>

    <ColumnReference Column="Expr1005" />

    <ScalarOperator ScalarString="CONVERT_IMPLICIT(xml,[@ChangeSet],0)">

    <Convert DataType="xml" Style="0" Implicit="1">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@ChangeSet" />

    </Identifier>

    </ScalarOperator>

    </Convert>

    </ScalarOperator>

    </DefinedValue>

    <DefinedValue>

    <ColumnReference Column="Expr1006" />

    <ScalarOperator ScalarString="CONVERT_IMPLICIT(varchar(100),[@EntityTypeText],0)">

    <Convert DataType="varchar" Length="100" Style="0" Implicit="1">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@EntityTypeText" />

    </Identifier>

    </ScalarOperator>

    </Convert>

    </ScalarOperator>

    </DefinedValue>

    <DefinedValue>

    <ColumnReference Column="Expr1007" />

    <ScalarOperator ScalarString="CONVERT_IMPLICIT(varchar(100),[@SubEntityTypeText],0)">

    <Convert DataType="varchar" Length="100" Style="0" Implicit="1">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@SubEntityTypeText" />

    </Identifier>

    </ScalarOperator>

    </Convert>

    </ScalarOperator>

    </DefinedValue>

    <DefinedValue>

    <ColumnReference Column="Expr1008" />

    <ScalarOperator ScalarString="CONVERT_IMPLICIT(varchar(50),[@UserName],0)">

    <Convert DataType="varchar" Length="50" Style="0" Implicit="1">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="@UserName" />

    </Identifier>

    </ScalarOperator>

    </Convert>

    </ScalarOperator>

    </DefinedValue>

    </DefinedValues>

    <RelOp NodeId="11" PhysicalOp="Compute Scalar" LogicalOp="Compute Scalar" EstimateRows="1" EstimateIO="0" EstimateCPU="1e-007" AvgRowSize="15" EstimatedTotalSubtreeCost="1.257e-006" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Column="Expr1003" />

    </OutputList>

    <ComputeScalar>

    <DefinedValues>

    <DefinedValue>

    <ColumnReference Column="Expr1003" />

    <ScalarOperator ScalarString="getidentity((2073058421),(9),NULL)">

    <Intrinsic FunctionName="getidentity">

    <ScalarOperator>

    <Const ConstValue="(2073058421)" />

    </ScalarOperator>

    <ScalarOperator>

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    <OutputList>

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    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1042" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    <Assign>

    <ColumnReference Database="[KareoAudit]" Schema="[sys]" Table="[fulltext_index_map_2073058421]" Column="ts" />

    <ScalarOperator>

    <Intrinsic FunctionName="RaiseIfNull">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1030" />

    </Identifier>

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </Assign>

    </MultipleAssign>

    </ScalarOperator>

    </ScalarExpressionList>

    </ScalarOperator>

    </SetPredicate>

    <RelOp NodeId="48" PhysicalOp="Compute Scalar" LogicalOp="Compute Scalar" EstimateRows="1" EstimateIO="0" EstimateCPU="1e-007" AvgRowSize="12" EstimatedTotalSubtreeCost="1.257e-006" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList>

    <ColumnReference Column="Expr1038" />

    <ColumnReference Column="Expr1039" />

    </OutputList>

    <ComputeScalar>

    <DefinedValues>

    <DefinedValue>

    <ColumnReference Column="Expr1038" />

    <ScalarOperator ScalarString="fulltextnotify((9),(6),(2073058421),NULL)">

    <Intrinsic FunctionName="fulltextnotify">

    <ScalarOperator>

    <Const ConstValue="(9)" />

    </ScalarOperator>

    <ScalarOperator>

    <Const ConstValue="(6)" />

    </ScalarOperator>

    <ScalarOperator>

    <Const ConstValue="(2073058421)" />

    </ScalarOperator>

    <ScalarOperator>

    <Const ConstValue="NULL" />

    </ScalarOperator>

    </Intrinsic>

    </ScalarOperator>

    </DefinedValue>

    <DefinedValue>

    <ColumnReference Column="Expr1039" />

    <ScalarOperator ScalarString="(0)">

    <Const ConstValue="(0)" />

    </ScalarOperator>

    </DefinedValue>

    </DefinedValues>

    <RelOp NodeId="49" PhysicalOp="Constant Scan" LogicalOp="Constant Scan" EstimateRows="1" EstimateIO="0" EstimateCPU="1.157e-006" AvgRowSize="9" EstimatedTotalSubtreeCost="1.157e-006" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList />

    <ConstantScan />

    </RelOp>

    </ComputeScalar>

    </RelOp>

    </Update>

    </RelOp>

    </Switch>

    </RelOp>

    </NestedLoops>

    </RelOp>

    <RelOp NodeId="55" PhysicalOp="Clustered Index Seek" LogicalOp="Clustered Index Seek" EstimateRows="1" EstimateIO="0.003125" EstimateCPU="0.0001581" AvgRowSize="9" EstimatedTotalSubtreeCost="0.0032831" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList />

    <IndexScan Ordered="1" ScanDirection="FORWARD" ForcedIndex="0" NoExpandHint="0">

    <DefinedValues />

    <Object Database="[KareoAudit]" Schema="[dbo]" Table="[AuditActionType]" Index="[PK_AuditActionType]" />

    <SeekPredicates>

    <SeekPredicate>

    <Prefix ScanType="EQ">

    <RangeColumns>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditActionType]" Column="AuditActionTypeID" />

    </RangeColumns>

    <RangeExpressions>

    <ScalarOperator ScalarString="[KareoAudit].[dbo].[AuditLog].[AuditActionTypeID]">

    <Identifier>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditActionTypeID" />

    </Identifier>

    </ScalarOperator>

    </RangeExpressions>

    </Prefix>

    </SeekPredicate>

    </SeekPredicates>

    </IndexScan>

    </RelOp>

    </NestedLoops>

    </RelOp>

    <RelOp NodeId="56" PhysicalOp="Clustered Index Seek" LogicalOp="Clustered Index Seek" EstimateRows="1" EstimateIO="0.003125" EstimateCPU="0.0001581" AvgRowSize="9" EstimatedTotalSubtreeCost="0.0032831" Parallel="0" EstimateRebinds="0" EstimateRewinds="0">

    <OutputList />

    <IndexScan Ordered="1" ScanDirection="FORWARD" ForcedIndex="0" NoExpandHint="0">

    <DefinedValues />

    <Object Database="[KareoAudit]" Schema="[dbo]" Table="[AuditType]" Index="[PK_AuditType]" />

    <SeekPredicates>

    <SeekPredicate>

    <Prefix ScanType="EQ">

    <RangeColumns>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditType]" Column="AuditTypeID" />

    </RangeColumns>

    <RangeExpressions>

    <ScalarOperator ScalarString="[KareoAudit].[dbo].[AuditLog].[AuditTypeID]">

    <Identifier>

    <ColumnReference Database="[KareoAudit]" Schema="[dbo]" Table="[AuditLog]" Column="AuditTypeID" />

    </Identifier>

    </ScalarOperator>

    </RangeExpressions>

    </Prefix>

    </SeekPredicate>

    </SeekPredicates>

    </IndexScan>

    </RelOp>

    </NestedLoops>

    </RelOp>

    <Predicate>

    <ScalarOperator ScalarString="CASE WHEN [Expr1040] IS NULL THEN (0) ELSE CASE WHEN [Expr1041] IS NULL THEN (1) ELSE NULL END END">

    <IF>

    <Condition>

    <ScalarOperator>

    <Logical Operation="IS NULL">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1040" />

    </Identifier>

    </ScalarOperator>

    </Logical>

    </ScalarOperator>

    </Condition>

    <Then>

    <ScalarOperator>

    <Const ConstValue="(0)" />

    </ScalarOperator>

    </Then>

    <Else>

    <ScalarOperator>

    <IF>

    <Condition>

    <ScalarOperator>

    <Logical Operation="IS NULL">

    <ScalarOperator>

    <Identifier>

    <ColumnReference Column="Expr1041" />

    </Identifier>

    </ScalarOperator>

    </Logical>

    </ScalarOperator>

    </Condition>

    <Then>

    <ScalarOperator>

    <Const ConstValue="(1)" />

    </ScalarOperator>

    </Then>

    <Else>

    <ScalarOperator>

    <Const ConstValue="NULL" />

    </ScalarOperator>

    </Else>

    </IF>

    </ScalarOperator>

    </Else>

    </IF>

    </ScalarOperator>

    </Predicate>

    </Assert>

    </RelOp>

    <ParameterList>

    <ColumnReference Column="@CreatedDate" ParameterCompiledValue="'2013-02-27 04:51:19.847'" />

    <ColumnReference Column="@UserName" ParameterCompiledValue="N'Test User'" />

    <ColumnReference Column="@UserId" ParameterCompiledValue="(64935)" />

    <ColumnReference Column="@PracticeId" ParameterCompiledValue="(1)" />

    <ColumnReference Column="@CustomerId" ParameterCompiledValue="(14391)" />

    <ColumnReference Column="@SubEntityTypeText" ParameterCompiledValue="NULL" />

    <ColumnReference Column="@SubEntityTypeId" ParameterCompiledValue="(0)" />

    <ColumnReference Column="@EntityTypeText" ParameterCompiledValue="N'Marie Carter'" />

    <ColumnReference Column="@EntityTypeId" ParameterCompiledValue="(78)" />

    <ColumnReference Column="@ChangeSet" ParameterCompiledValue="NULL" />

    <ColumnReference Column="@AuditTypeID" ParameterCompiledValue="(2)" />

    <ColumnReference Column="@AuditActionTypeID" ParameterCompiledValue="(2)" />

    <ColumnReference Column="@Application" ParameterCompiledValue="N'Audit Adapter'" />

    </ParameterList>

    </QueryPlan>

    </StmtSimple>

    </Statements>

    </Batch>

    </BatchSequence>

    </ShowPlanXML>

  • You definitely will get implicit conversions, which can be a huge slowdown. I'd fix this first.

    The plan shows that the inserts to the AuditLog table, and then the full text table update and insert are the slowest parts. I'd work on the conversions first, and then see. I thought the FTIndex wasn't supposed to be an issue. It could be slow to catch up, but I didn't think it would cause slowness on inserts.

  • Thanks.

    I'll start there

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