BrentOzarULTD · BrentOzar · Oct 2, 2025 · Jul 16, 2025 · Jul 16, 2025 · Jul 22, 2025
diff --git a/Documentation/sp_BlitzFirst_Checks_by_Priority.md b/Documentation/sp_BlitzFirst_Checks_by_Priority.md
@@ -6,8 +6,8 @@ Before adding a new check, make sure to add a Github issue for it first, and hav
 
 If you want to change anything about a check - the priority, finding, URL, or ID - open a Github issue first. The relevant scripts have to be updated too.
 
-CURRENT HIGH CHECKID: 51
-If you want to add a new check, start at 52.
+CURRENT HIGH CHECKID: 53
+If you want to add a new check, start at 54.
 
 | Priority | FindingsGroup | Finding | URL | CheckID |
 |----------|---------------------------------|---------------------------------------|-------------------------------------------------|----------|
@@ -23,6 +23,7 @@ If you want to add a new check, start at 52.
 | 1 | SQL Server Internal Maintenance | Data File Growing | https://www.brentozar.com/go/instant | 4 |
 | 1 | SQL Server Internal Maintenance | Log File Growing | https://www.brentozar.com/go/logsize | 13 |
 | 1 | SQL Server Internal Maintenance | Log File Shrinking | https://www.brentozar.com/go/logsize | 14 |
+| 10 | Server Performance | Memory Dangerously Low Recently | https://www.brentozar.com/go/memhist | 52 |
 | 10 | Server Performance | Poison Wait Detected | https://www.brentozar.com/go/poison | 30 |
 | 10 | Server Performance | Target Memory Lower Than Max | https://www.brentozar.com/go/target | 35 |
 | 10 | Azure Performance | Database is Maxed Out | https://www.brentozar.com/go/maxedout | 41 |
@@ -35,6 +36,7 @@ If you want to add a new check, start at 52.
 | 50 | Query Problems | Re-Compilations/Sec High | https://www.brentozar.com/go/recompile | 16 |
 | 50 | Query Problems | Statistics Updated Recently | https://www.brentozar.com/go/stats | 44 |
 | 50 | Query Problems | High Percentage Of Runnable Queries | https://erikdarlingdata.com/go/RunnableQueue/ | 47 |
+| 50 | Server Performance | Azure Operation Ongoing | https://learn.microsoft.com/en-us/sql/relational-databases/system-dynamic-management-views/sys-dm-operation-status-azure-sql-database | 53 |
 | 50 | Server Performance | High CPU Utilization | https://www.brentozar.com/go/cpu | 24 |
 | 50 | Server Performance | High CPU Utilization - Non SQL Processes | https://www.brentozar.com/go/cpu | 28 |
 | 50 | Server Performance | Slow Data File Reads | https://www.brentozar.com/go/slow | 11 |

diff --git a/Documentation/sp_BlitzIndex_Checks_by_Priority.md b/Documentation/sp_BlitzIndex_Checks_by_Priority.md
diff --git a/Documentation/sp_Blitz_Checks_by_Priority.md b/Documentation/sp_Blitz_Checks_by_Priority.md
@@ -6,8 +6,8 @@ Before adding a new check, make sure to add a Github issue for it first, and hav
 
 If you want to change anything about a check - the priority, finding, URL, or ID - open a Github issue first. The relevant scripts have to be updated too.
 
-CURRENT HIGH CHECKID: 269.
-If you want to add a new one, start at 270.
+CURRENT HIGH CHECKID: 270.
+If you want to add a new one, start at 271.
 
 | Priority | FindingsGroup | Finding | URL | CheckID |
 |----------|-----------------------------|---------------------------------------------------------|------------------------------------------------------------------------|----------|
@@ -26,6 +26,7 @@ If you want to add a new one, start at 270.
 | 1 | Corruption | Database Corruption Detected | https://www.BrentOzar.com/go/repair | 90 |
 | 1 | Performance | Memory Dangerously Low | https://www.BrentOzar.com/go/max | 51 |
 | 1 | Performance | Memory Dangerously Low in NUMA Nodes | https://www.BrentOzar.com/go/max | 159 |
+| 1 | Performance | Memory Dangerously Low Recently | https://www.BrentOzar.com/go/memhistory | 270 |
 | 1 | Reliability | Evaluation Edition | https://www.BrentOzar.com/go/workgroup | 229 |
 | 1 | Reliability | Last good DBCC CHECKDB over 2 weeks old | https://www.BrentOzar.com/go/checkdb | 68 |
 | 1 | Security | Dangerous Service Account | https://vladdba.com/SQLServerSvcAccount | 258 |

diff --git a/Install-All-Scripts.sql b/Install-All-Scripts.sql
diff --git a/Install-Azure.sql b/Install-Azure.sql
diff --git a/README.md b/README.md
@@ -288,6 +288,7 @@ In addition to the [parameters common to many of the stored procedures](#paramet
 
 * @SkipPartitions = 1 - add this if you want to analyze large partitioned tables. We skip these by default for performance reasons.
 * @SkipStatistics = 0 - right now, by default, we skip statistics analysis because we've had some performance issues on this.
+* @UsualStatisticsSamplingPercent = 100 (default) - By default, @SkipStatistics = 0 with either @Mode = 0 or @Mode = 4 does not inform you of persisted statistics sample rates if that rate is 100. Use a different float if you usually persist a different sample percentage and do not want to be warned about it. Use NULL if you want to hear about every persisted sample rate.
 * @Filter = 0 (default) - 1=No low-usage warnings for objects with 0 reads. 2=Only warn for objects >= 500MB
 * @OutputDatabaseName, @OutputSchemaName, @OutputTableName - these only work for @Mode = 2, index usage detail.
 

diff --git a/SqlServerVersions.sql b/SqlServerVersions.sql
@@ -41,10 +41,15 @@ DELETE FROM dbo.SqlServerVersions;
 INSERT INTO dbo.SqlServerVersions
     (MajorVersionNumber, MinorVersionNumber, Branch, [Url], ReleaseDate, MainstreamSupportEndDate, ExtendedSupportEndDate, MajorVersionName, MinorVersionName)
 VALUES
-    /*2022*/
+    /*2025*/
+    (17, 925, 'RC1', 'https://info.microsoft.com/ww-landing-sql-server-2025.html', '2025-09-17', '2025-12-31', '2025-12-31', 'SQL Server 2025', 'Preview RC1'),
+    (17, 900, 'RC0', 'https://info.microsoft.com/ww-landing-sql-server-2025.html', '2025-08-20', '2025-12-31', '2025-12-31', 'SQL Server 2025', 'Preview RC0'),
     (17, 800, 'CTP 2.1', 'https://info.microsoft.com/ww-landing-sql-server-2025.html', '2025-06-16', '2025-12-31', '2025-12-31', 'SQL Server 2025', 'Preview CTP 2.1'),
     (17, 700, 'CTP 2.0', 'https://info.microsoft.com/ww-landing-sql-server-2025.html', '2025-05-19', '2025-12-31', '2025-12-31', 'SQL Server 2025', 'Preview CTP 2.0'),
     /*2022*/
+    (16, 4215, 'CU21', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2022/cumulativeupdate21', '2025-09-11', '2028-01-11', '2033-01-11', 'SQL Server 2022', 'Cumulative Update 21'),
+    (16, 4205, 'CU20', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2022/cumulativeupdate20', '2025-07-10', '2028-01-11', '2033-01-11', 'SQL Server 2022', 'Cumulative Update 20'),
+    (16, 4200, 'CU19 GDR', 'https://support.microsoft.com/en-us/help/5058721', '2025-07-08', '2028-01-11', '2033-01-11', 'SQL Server 2022', 'Cumulative Update 19 GDR'),
     (16, 4195, 'CU19', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2022/cumulativeupdate19', '2025-05-19', '2028-01-11', '2033-01-11', 'SQL Server 2022', 'Cumulative Update 19'),
     (16, 4185, 'CU18', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2022/cumulativeupdate18', '2025-03-13', '2028-01-11', '2033-01-11', 'SQL Server 2022', 'Cumulative Update 18'),
     (16, 4175, 'CU17', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2022/cumulativeupdate17', '2025-01-16', '2028-01-11', '2033-01-11', 'SQL Server 2022', 'Cumulative Update 17'),
@@ -70,8 +75,11 @@ VALUES
     (16, 1050, 'RTM GDR', 'https://support.microsoft.com/kb/5021522', '2023-02-14', '2028-01-11', '2033-01-11', 'SQL Server 2022 GDR', 'RTM'),
     (16, 1000, 'RTM', '', '2022-11-15', '2028-01-11', '2033-01-11', 'SQL Server 2022', 'RTM'),
     /*2019*/
-    (15, 4420, 'CU32', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2019/cumulativeupdate32', '2025-02-27', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 32'),
-    (15, 4430, 'CU31', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2019/cumulativeupdate31', '2025-02-13', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 31'),
+    (15, 4445, 'CU32 GDR', 'https://support.microsoft.com/kb/5065222', '2025-09-09', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 32 GDR'),
+    (15, 4440, 'CU32 GDR', 'https://support.microsoft.com/kb/5063757', '2025-08-12', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 32 GDR'),
+    (15, 4435, 'CU32 GDR', 'https://support.microsoft.com/kb/5058722', '2025-07-08', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 32 GDR'),
+    (15, 4430, 'CU32', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2019/cumulativeupdate32', '2025-02-27', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 32'),
+    (15, 4420, 'CU31', 'https://learn.microsoft.com/en-us/troubleshoot/sql/releases/sqlserver-2019/cumulativeupdate31', '2025-02-13', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 31'),
     (15, 4415, 'CU30', 'https://support.microsoft.com/kb/5049235', '2024-12-13', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 30'),
     (15, 4405, 'CU29', 'https://support.microsoft.com/kb/5046365', '2024-10-31', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 29'),
     (15, 4395, 'CU28 GDR', 'https://support.microsoft.com/kb/5046060', '2024-10-08', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'Cumulative Update 28 GDR'),
@@ -110,6 +118,9 @@ VALUES
     (15, 2070, 'GDR', 'https://support.microsoft.com/en-us/help/4517790', '2019-11-04', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'RTM GDR '),
     (15, 2000, 'RTM ', '', '2019-11-04', '2025-01-07', '2030-01-08', 'SQL Server 2019', 'RTM '),
     /*2017*/
+    (14, 3505, 'RTM CU31 GDR', 'https://support.microsoft.com/kb/5065225', '2025-09-09', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM Cumulative Update 31 GDR'),
+    (14, 3500, 'RTM CU31 GDR', 'https://support.microsoft.com/kb/5063759', '2025-08-12', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM Cumulative Update 31 GDR'),
+    (14, 3495, 'RTM CU31 GDR', 'https://support.microsoft.com/kb/5058714', '2025-07-08', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM Cumulative Update 31 GDR'),
     (14, 3485, 'RTM CU31 GDR', 'https://support.microsoft.com/kb/5046858', '2024-11-12', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM Cumulative Update 31 GDR'),
     (14, 3480, 'RTM CU31 GDR', 'https://support.microsoft.com/kb/5046061', '2024-10-08', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM Cumulative Update 31 GDR'),
     (14, 3475, 'RTM CU31 GDR', 'https://support.microsoft.com/kb/5042215', '2024-09-10', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM Cumulative Update 31 GDR'),
@@ -151,13 +162,17 @@ VALUES
     (14, 3006, 'RTM CU1', 'https://support.microsoft.com/en-us/help/4038634', '2017-10-24', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM Cumulative Update 1'),
     (14, 1000, 'RTM ', '', '2017-10-02', '2022-10-11', '2027-10-12', 'SQL Server 2017', 'RTM '),
     /*2016*/
+    (13, 7055, 'SP3 Azure Feature Pack GDR', 'https://support.microsoft.com/en-us/help/5058717', '2025-07-08', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack GDR'),
     (13, 7045, 'SP3 Azure Feature Pack GDR', 'https://support.microsoft.com/en-us/help/5046062', '2024-10-08', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack GDR'),
     (13, 7040, 'SP3 Azure Feature Pack GDR', 'https://support.microsoft.com/en-us/help/5042209', '2024-09-10', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack GDR'),
     (13, 7037, 'SP3 Azure Feature Pack GDR', 'https://support.microsoft.com/en-us/help/5040944', '2024-07-09', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack GDR'),
     (13, 7029, 'SP3 Azure Feature Pack GDR', 'https://support.microsoft.com/en-us/help/5029187', '2023-10-10', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack GDR'),
     (13, 7024, 'SP3 Azure Feature Pack GDR', 'https://support.microsoft.com/en-us/help/5021128', '2023-02-14', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack GDR'),
     (13, 7016, 'SP3 Azure Feature Pack GDR', 'https://support.microsoft.com/en-us/help/5015371', '2022-06-14', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack GDR'),
     (13, 7000, 'SP3 Azure Feature Pack', 'https://support.microsoft.com/en-us/help/5014242', '2022-05-19', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 Azure Feature Pack'),
+    (13, 6470, 'SP3 GDR', 'https://support.microsoft.com/kb/5065226', '2025-09-09', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 GDR'),
+    (13, 6465, 'SP3 GDR', 'https://support.microsoft.com/kb/5063762', '2025-08-12', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 GDR'),
+    (13, 6460, 'SP3 GDR', 'https://support.microsoft.com/kb/5058718', '2025-07-08', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 GDR'),
     (13, 6455, 'SP3 GDR', 'https://support.microsoft.com/kb/5046855', '2024-11-12', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 GDR'),
     (13, 6450, 'SP3 GDR', 'https://support.microsoft.com/kb/5046063', '2024-10-08', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 GDR'),
     (13, 6445, 'SP3 GDR', 'https://support.microsoft.com/kb/5042207', '2024-09-10', '2021-07-13', '2026-07-14', 'SQL Server 2016', 'Service Pack 3 GDR'),