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Update statistics based on rows count #673

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Update statistics based on rows count #673

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f10de50
Update statistics based on rows count
lukaszherman Aug 23, 2022
9ae9bc0
Update IndexOptimize.sql
lukaszherman Aug 26, 2022
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22 changes: 22 additions & 0 deletions IndexOptimize.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,8 @@ ALTER PROCEDURE [dbo].[IndexOptimize]
@StatisticsModificationLevel int = NULL,
@StatisticsSample int = NULL,
@StatisticsResample nvarchar(max) = 'N',
@StatisticsRowsMin int = NULL,
@StatisticsRowsMax int = NULL,
@PartitionLevel nvarchar(max) = 'Y',
@MSShippedObjects nvarchar(max) = 'N',
@Indexes nvarchar(max) = NULL,
Expand Down Expand Up @@ -295,6 +297,8 @@ BEGIN
SET @Parameters += ', @StatisticsModificationLevel = ' + ISNULL(CAST(@StatisticsModificationLevel AS nvarchar),'NULL')
SET @Parameters += ', @StatisticsSample = ' + ISNULL(CAST(@StatisticsSample AS nvarchar),'NULL')
SET @Parameters += ', @StatisticsResample = ' + ISNULL('''' + REPLACE(@StatisticsResample,'''','''''') + '''','NULL')
SET @Parameters += ', @StatisticsRowsMin = ' + ISNULL(CAST(@StatisticsRowsMin AS nvarchar),'NULL')
SET @Parameters += ', @StatisticsRowsMax = ' + ISNULL(CAST(@StatisticsRowsMax AS nvarchar),'NULL')
SET @Parameters += ', @PartitionLevel = ' + ISNULL('''' + REPLACE(@PartitionLevel,'''','''''') + '''','NULL')
SET @Parameters += ', @MSShippedObjects = ' + ISNULL('''' + REPLACE(@MSShippedObjects,'''','''''') + '''','NULL')
SET @Parameters += ', @Indexes = ' + ISNULL('''' + REPLACE(@Indexes,'''','''''') + '''','NULL')
Expand Down Expand Up @@ -942,6 +946,22 @@ BEGIN

----------------------------------------------------------------------------------------------------

IF @StatisticsRowsMin < 0
BEGIN
INSERT INTO @Errors ([Message], Severity, [State])
SELECT 'The value for the parameter @StatisticsRowsMin is not supported.', 16, 1
END

----------------------------------------------------------------------------------------------------

IF @StatisticsRowsMax < 0
BEGIN
INSERT INTO @Errors ([Message], Severity, [State])
SELECT 'The value for the parameter @StatisticsRowsMax is not supported.', 16, 1
END

----------------------------------------------------------------------------------------------------

IF @PartitionLevel NOT IN('Y','N') OR @PartitionLevel IS NULL
BEGIN
INSERT INTO @Errors ([Message], Severity, [State])
Expand Down Expand Up @@ -2016,6 +2036,8 @@ BEGIN
AND ((@UpdateStatistics = 'ALL' AND (@CurrentIndexType IN (1,2,3,4,7) OR @CurrentIndexID IS NULL)) OR (@UpdateStatistics = 'INDEX' AND @CurrentIndexID IS NOT NULL AND @CurrentIndexType IN (1,2,3,4,7)) OR (@UpdateStatistics = 'COLUMNS' AND @CurrentIndexID IS NULL))
AND ((@OnlyModifiedStatistics = 'N' AND @StatisticsModificationLevel IS NULL) OR (@OnlyModifiedStatistics = 'Y' AND @CurrentModificationCounter > 0) OR ((@CurrentModificationCounter * 1. / NULLIF(@CurrentRowCount,0)) * 100 >= @StatisticsModificationLevel) OR (@StatisticsModificationLevel IS NOT NULL AND @CurrentModificationCounter > 0 AND (@CurrentModificationCounter >= SQRT(@CurrentRowCount * 1000))) OR (@CurrentIsMemoryOptimized = 1 AND NOT (@Version >= 13 OR SERVERPROPERTY('EngineEdition') IN (5,8))))
AND ((@CurrentIsPartition = 0 AND (@CurrentAction NOT IN('INDEX_REBUILD_ONLINE','INDEX_REBUILD_OFFLINE') OR @CurrentAction IS NULL)) OR (@CurrentIsPartition = 1 AND (@CurrentPartitionNumber = @CurrentPartitionCount OR (@PartitionLevelStatistics = 1 AND @CurrentIsIncremental = 1))))
AND (@StatisticsRowsMin IS NULL OR (NULLIF(@CurrentRowCount,0) >= @StatisticsRowsMin))
AND (@StatisticsRowsMax IS NULL OR (NULLIF(@CurrentRowCount,0) < @StatisticsRowsMax))
BEGIN
SET @CurrentUpdateStatistics = 'Y'
END
Expand Down