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Merged
AnzioB merged 1 commit into from
Jun 12, 2025
Merged

Update Install-All-Scripts.sql #2

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210 changes: 107 additions & 103 deletions Install-All-Scripts.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -35181,7 +35181,8 @@ ALTER PROCEDURE [dbo].[sp_BlitzFirst]
@Debug BIT = 0,
@Version VARCHAR(30) = NULL OUTPUT,
@VersionDate DATETIME = NULL OUTPUT,
@VersionCheckMode BIT = 0
@VersionCheckMode BIT = 0,
@CheckStatisticsUpdatedRecently bit = 0
WITH EXECUTE AS CALLER, RECOMPILE
AS
BEGIN
Expand Down Expand Up @@ -37620,114 +37621,117 @@ If one of them is a lead blocker, consider killing that query.'' AS HowToStopit,

END; /* IF @Seconds < 30 */

/* Query Problems - Statistics Updated Recently - CheckID 44 */
IF (@Debug = 1)
BEGIN
RAISERROR('Running CheckID 44',10,1) WITH NOWAIT;
END

IF 20 >= (SELECT COUNT(*) FROM sys.databases WHERE name NOT IN ('master', 'model', 'msdb', 'tempdb'))
AND @Seconds > 0
BEGIN
CREATE TABLE #UpdatedStats (HowToStopIt NVARCHAR(4000), RowsForSorting BIGINT);
IF EXISTS(SELECT * FROM sys.all_objects WHERE name = 'dm_db_stats_properties')
if @CheckStatisticsUpdatedRecently = 1
begin
/* Query Problems - Statistics Updated Recently - CheckID 44 */
IF (@Debug = 1)
BEGIN
/* We don't want to hang around to obtain locks */
SET LOCK_TIMEOUT 0;
RAISERROR('Running CheckID 44',10,1) WITH NOWAIT;
END

IF SERVERPROPERTY('EngineEdition') <> 5 /*SERVERPROPERTY('Edition') <> 'SQL Azure'*/
SET @StringToExecute = N'USE [?];' + @LineFeed;
ELSE
SET @StringToExecute = N'';

SET @StringToExecute = @StringToExecute + 'SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; SET LOCK_TIMEOUT 1000;' + @LineFeed +
'BEGIN TRY' + @LineFeed +
' INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)' + @LineFeed +
' SELECT HowToStopIt = ' + @LineFeed +
' QUOTENAME(DB_NAME()) + N''.'' +' + @LineFeed +
' QUOTENAME(SCHEMA_NAME(obj.schema_id)) + N''.'' +' + @LineFeed +
' QUOTENAME(obj.name) +' + @LineFeed +
' N'' statistic '' + QUOTENAME(stat.name) + ' + @LineFeed +
' N'' was updated on '' + CONVERT(NVARCHAR(50), sp.last_updated, 121) + N'','' + ' + @LineFeed +
' N'' had '' + CAST(sp.rows AS NVARCHAR(50)) + N'' rows, with '' +' + @LineFeed +
' CAST(sp.rows_sampled AS NVARCHAR(50)) + N'' rows sampled,'' + ' + @LineFeed +
' N'' producing '' + CAST(sp.steps AS NVARCHAR(50)) + N'' steps in the histogram.'',' + @LineFeed +
' sp.rows' + @LineFeed +
' FROM sys.objects AS obj WITH (NOLOCK)' + @LineFeed +
' INNER JOIN sys.stats AS stat WITH (NOLOCK) ON stat.object_id = obj.object_id ' + @LineFeed +
' CROSS APPLY sys.dm_db_stats_properties(stat.object_id, stat.stats_id) AS sp ' + @LineFeed +
' WHERE sp.last_updated > DATEADD(MI, -15, GETDATE())' + @LineFeed +
' AND obj.is_ms_shipped = 0' + @LineFeed +
' AND ''[?]'' <> ''[tempdb]'';' + @LineFeed +
'END TRY' + @LineFeed +
'BEGIN CATCH' + @LineFeed +
' IF (ERROR_NUMBER() = 1222)' + @LineFeed +
' BEGIN ' + @LineFeed +
' INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)' + @LineFeed +
' SELECT HowToStopIt = ' + @LineFeed +
' QUOTENAME(DB_NAME()) +' + @LineFeed +
' N'' No information could be retrieved as the lock timeout was exceeded,''+' + @LineFeed +
' N'' this is likely due to an Index operation in Progress'',' + @LineFeed +
' -1' + @LineFeed +
' END' + @LineFeed +
' ELSE' + @LineFeed +
' BEGIN' + @LineFeed +
' INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)' + @LineFeed +
' SELECT HowToStopIt = ' + @LineFeed +
' QUOTENAME(DB_NAME()) +' + @LineFeed +
' N'' No information could be retrieved as a result of error: ''+' + @LineFeed +
' CAST(ERROR_NUMBER() AS NVARCHAR(10)) +' + @LineFeed +
' N'' with message: ''+' + @LineFeed +
' CAST(ERROR_MESSAGE() AS NVARCHAR(128)),' + @LineFeed +
' -1' + @LineFeed +
' END' + @LineFeed +
'END CATCH'
;

IF SERVERPROPERTY('EngineEdition') <> 5 /*SERVERPROPERTY('Edition') <> 'SQL Azure'*/
IF 20 >= (SELECT COUNT(*) FROM sys.databases WHERE name NOT IN ('master', 'model', 'msdb', 'tempdb'))
AND @Seconds > 0
BEGIN
CREATE TABLE #UpdatedStats (HowToStopIt NVARCHAR(4000), RowsForSorting BIGINT);
IF EXISTS(SELECT * FROM sys.all_objects WHERE name = 'dm_db_stats_properties')
BEGIN
BEGIN TRY
EXEC sp_MSforeachdb @StringToExecute;
END TRY
BEGIN CATCH
IF (ERROR_NUMBER() = 1222)
BEGIN
INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)
SELECT HowToStopIt = N'No information could be retrieved as the lock timeout was exceeded while iterating databases,' +
N' this is likely due to an Index operation in Progress', -1;
END
ELSE
BEGIN
THROW;
END
END CATCH
END
ELSE
EXEC(@StringToExecute);
/* We don't want to hang around to obtain locks */
SET LOCK_TIMEOUT 0;

/* Set timeout back to a default value of -1 */
SET LOCK_TIMEOUT -1;
END;
IF SERVERPROPERTY('EngineEdition') <> 5 /*SERVERPROPERTY('Edition') <> 'SQL Azure'*/
SET @StringToExecute = N'USE [?];' + @LineFeed;
ELSE
SET @StringToExecute = N'';

SET @StringToExecute = @StringToExecute + 'SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; SET LOCK_TIMEOUT 1000;' + @LineFeed +
'BEGIN TRY' + @LineFeed +
' INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)' + @LineFeed +
' SELECT HowToStopIt = ' + @LineFeed +
' QUOTENAME(DB_NAME()) + N''.'' +' + @LineFeed +
' QUOTENAME(SCHEMA_NAME(obj.schema_id)) + N''.'' +' + @LineFeed +
' QUOTENAME(obj.name) +' + @LineFeed +
' N'' statistic '' + QUOTENAME(stat.name) + ' + @LineFeed +
' N'' was updated on '' + CONVERT(NVARCHAR(50), sp.last_updated, 121) + N'','' + ' + @LineFeed +
' N'' had '' + CAST(sp.rows AS NVARCHAR(50)) + N'' rows, with '' +' + @LineFeed +
' CAST(sp.rows_sampled AS NVARCHAR(50)) + N'' rows sampled,'' + ' + @LineFeed +
' N'' producing '' + CAST(sp.steps AS NVARCHAR(50)) + N'' steps in the histogram.'',' + @LineFeed +
' sp.rows' + @LineFeed +
' FROM sys.objects AS obj WITH (NOLOCK)' + @LineFeed +
' INNER JOIN sys.stats AS stat WITH (NOLOCK) ON stat.object_id = obj.object_id ' + @LineFeed +
' CROSS APPLY sys.dm_db_stats_properties(stat.object_id, stat.stats_id) AS sp ' + @LineFeed +
' WHERE sp.last_updated > DATEADD(MI, -15, GETDATE())' + @LineFeed +
' AND obj.is_ms_shipped = 0' + @LineFeed +
' AND ''[?]'' <> ''[tempdb]'';' + @LineFeed +
'END TRY' + @LineFeed +
'BEGIN CATCH' + @LineFeed +
' IF (ERROR_NUMBER() = 1222)' + @LineFeed +
' BEGIN ' + @LineFeed +
' INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)' + @LineFeed +
' SELECT HowToStopIt = ' + @LineFeed +
' QUOTENAME(DB_NAME()) +' + @LineFeed +
' N'' No information could be retrieved as the lock timeout was exceeded,''+' + @LineFeed +
' N'' this is likely due to an Index operation in Progress'',' + @LineFeed +
' -1' + @LineFeed +
' END' + @LineFeed +
' ELSE' + @LineFeed +
' BEGIN' + @LineFeed +
' INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)' + @LineFeed +
' SELECT HowToStopIt = ' + @LineFeed +
' QUOTENAME(DB_NAME()) +' + @LineFeed +
' N'' No information could be retrieved as a result of error: ''+' + @LineFeed +
' CAST(ERROR_NUMBER() AS NVARCHAR(10)) +' + @LineFeed +
' N'' with message: ''+' + @LineFeed +
' CAST(ERROR_MESSAGE() AS NVARCHAR(128)),' + @LineFeed +
' -1' + @LineFeed +
' END' + @LineFeed +
'END CATCH'
;

IF SERVERPROPERTY('EngineEdition') <> 5 /*SERVERPROPERTY('Edition') <> 'SQL Azure'*/
BEGIN
BEGIN TRY
EXEC sp_MSforeachdb @StringToExecute;
END TRY
BEGIN CATCH
IF (ERROR_NUMBER() = 1222)
BEGIN
INSERT INTO #UpdatedStats(HowToStopIt, RowsForSorting)
SELECT HowToStopIt = N'No information could be retrieved as the lock timeout was exceeded while iterating databases,' +
N' this is likely due to an Index operation in Progress', -1;
END
ELSE
BEGIN
THROW;
END
END CATCH
END
ELSE
EXEC(@StringToExecute);

/* Set timeout back to a default value of -1 */
SET LOCK_TIMEOUT -1;
END;

/* We mark timeout exceeded with a -1 so only show these IF there is statistics info that succeeded */
IF EXISTS (SELECT * FROM #UpdatedStats WHERE RowsForSorting > -1)
INSERT INTO #BlitzFirstResults (CheckID, Priority, FindingsGroup, Finding, URL, Details, HowToStopIt)
SELECT 44 AS CheckId,
50 AS Priority,
'Query Problems' AS FindingGroup,
'Statistics Updated Recently' AS Finding,
'https://www.brentozar.com/go/stats' AS URL,
'In the last 15 minutes, statistics were updated. To see which ones, click the HowToStopIt column.' + @LineFeed + @LineFeed
+ 'This effectively clears the plan cache for queries that involve these tables,' + @LineFeed
+ 'which thereby causes parameter sniffing: those queries are now getting brand new' + @LineFeed
+ 'query plans based on whatever parameters happen to call them next.' + @LineFeed + @LineFeed
+ 'Be on the lookout for sudden parameter sniffing issues after this time range.',
HowToStopIt = (SELECT (SELECT HowToStopIt + NCHAR(10))
FROM #UpdatedStats
ORDER BY RowsForSorting DESC
FOR XML PATH(''));
/* We mark timeout exceeded with a -1 so only show these IF there is statistics info that succeeded */
IF EXISTS (SELECT * FROM #UpdatedStats WHERE RowsForSorting > -1)
INSERT INTO #BlitzFirstResults (CheckID, Priority, FindingsGroup, Finding, URL, Details, HowToStopIt)
SELECT 44 AS CheckId,
50 AS Priority,
'Query Problems' AS FindingGroup,
'Statistics Updated Recently' AS Finding,
'https://www.brentozar.com/go/stats' AS URL,
'In the last 15 minutes, statistics were updated. To see which ones, click the HowToStopIt column.' + @LineFeed + @LineFeed
+ 'This effectively clears the plan cache for queries that involve these tables,' + @LineFeed
+ 'which thereby causes parameter sniffing: those queries are now getting brand new' + @LineFeed
+ 'query plans based on whatever parameters happen to call them next.' + @LineFeed + @LineFeed
+ 'Be on the lookout for sudden parameter sniffing issues after this time range.',
HowToStopIt = (SELECT (SELECT HowToStopIt + NCHAR(10))
FROM #UpdatedStats
ORDER BY RowsForSorting DESC
FOR XML PATH(''));

END
END
end

/* Potential Upcoming Problems - High Number of Connections - CheckID 49 */
IF (@Debug = 1)
Expand Down
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