@@ -9,63 +9,63 @@ If you want to change anything about a check - the priority, finding, URL, or ID
99CURRENT HIGH CHECKID: 121
1010If you want to add a new check, start at 122.
1111
12- | Priority | FindingsGroup | Finding | URL | CheckID |
13- | ---------- | ---------------------------------| ---------------------------------------| -------------------------------------------------| ----------|
14- | 10 | Index Hoarder | Many NC Indexes on a Single Table | https://www.brentozar.com/go/IndexHoarder | 20 |
15- | 10 | Index Hoarder | Unused NC Index with High Writes | https://www.brentozar.com/go/IndexHoarder | 22 |
16- | 20 | Multiple Index Personalities | Duplicate Keys | https://www.brentozar.com/go/duplicateindex | 1 |
17- | 30 | Multiple Index Personalities | Borderline Duplicate Keys | https://www.brentozar.com/go/duplicateindex | 2 |
18- | 40 | Indexaphobia | High Value Missing Index | https://www.brentozar.com/go/indexaphobia | 50 |
19- | 70 | Aggressive Indexes | Total Lock Time with Long Average Waits | https://www.brentozar.com/go/aggressiveindexes | 11 |
20- | 70 | Aggressive Indexes | Total Lock Time with Short Average Waits | https://www.brentozar.com/go/aggressiveindexes | 12 |
21- | 80 | Abnormal Psychology | Columnstore Indexes with Trace Flag 834 | https://support.microsoft.com/en-us/kb/3210239 | 72 |
22- | 80 | Abnormal Psychology | Identity Column Near End of Range | https://www.brentozar.com/go/AbnormalPsychology | 68 |
23- | 80 | Abnormal Psychology | Filter Columns Not In Index Definition | https://www.brentozar.com/go/IndexFeatures | 34 |
24- | 90 | Functioning Statistaholics | Low Sampling Rates | https://www.brentozar.com/go/stats | 91 |
25- | 90 | Functioning Statistaholics | Statistics Not Updated Recently | https://www.brentozar.com/go/stats | 90 |
26- | 90 | Functioning Statistaholics | Statistics with NO RECOMPUTE | https://www.brentozar.com/go/stats | 92 |
27- | 100 | Index Hoarder | NC index with High Writes: Reads | https://www.brentozar.com/go/IndexHoarder | 48 |
28- | 100 | Self Loathing Indexes | Heap with a Nonclustered Primary Key | https://www.brentozar.com/go/SelfLoathing | 47 |
29- | 100 | Self Loathing Indexes | Heap with Forwarded Fetches | https://www.brentozar.com/go/SelfLoathing | 43 |
30- | 100 | Self Loathing Indexes | Large Active Heap | https://www.brentozar.com/go/SelfLoathing | 44 |
31- | 100 | Self Loathing Indexes | Low Fill Factor on Clustered Index | https://www.brentozar.com/go/SelfLoathing | 40 |
32- | 100 | Self Loathing Indexes | Low Fill Factor on Nonclustered Index | https://www.brentozar.com/go/SelfLoathing | 40 |
33- | 100 | Self Loathing Indexes | Medium Active Heap | https://www.brentozar.com/go/SelfLoathing | 45 |
34- | 100 | Self Loathing Indexes | Small Active Heap | https://www.brentozar.com/go/SelfLoathing | 46 |
35- | 100 | Serial Forcer | Computed Column with Scalar UDF | https://www.brentozar.com/go/serialudf | 99 |
36- | 100 | Serial Forcer | Check Constraint with Scalar UDF | https://www.brentozar.com/go/computedscalar | 94 |
37- | 150 | Abnormal Psychology | Cascading Updates or Deletes | https://www.brentozar.com/go/AbnormalPsychology | 71 |
38- | 150 | Abnormal Psychology | Unindexed Foreign Keys | https://www.brentozar.com/go/AbnormalPsychology | 72 |
39- | 150 | Abnormal Psychology | Columnstore Index | https://www.brentozar.com/go/AbnormalPsychology | 61 |
40- | 150 | Abnormal Psychology | Column Collation Does Not Match Database Collation| https://www.brentozar.com/go/AbnormalPsychology | 69 |
41- | 150 | Abnormal Psychology | Compressed Index | https://www.brentozar.com/go/AbnormalPsychology | 63 |
42- | 150 | Abnormal Psychology | In-Memory OLTP | https://www.brentozar.com/go/AbnormalPsychology | 73 |
43- | 150 | Abnormal Psychology | Non-Aligned Index on a Partitioned Table | https://www.brentozar.com/go/AbnormalPsychology | 65 |
44- | 150 | Abnormal Psychology | Partitioned Index | https://www.brentozar.com/go/AbnormalPsychology | 64 |
45- | 150 | Abnormal Psychology | Spatial Index | https://www.brentozar.com/go/AbnormalPsychology | 62 |
46- | 150 | Abnormal Psychology | XML Index | https://www.brentozar.com/go/AbnormalPsychology | 60 |
47- | 150 | Index Hoarder | Borderline : Wide Indexes (7 or More Columns) | https://www.brentozar.com/go/IndexHoarder | 23 |
48- | 150 | Index Hoarder | More Than 5 Percent NC Indexes Are Unused | https://www.brentozar.com/go/IndexHoarder | 21 |
49- | 150 | Index Hoarder | Non-Unique Clustered Index | https://www.brentozar.com/go/IndexHoarder | 28 |
50- | 150 | Index Hoarder | Unused NC Index with Low Writes | https://www.brentozar.com/go/IndexHoarder | 29 |
51- | 150 | Index Hoarder | Wide Clustered Index (>3 columns or >16 bytes) | https://www.brentozar.com/go/IndexHoarder | 24 |
52- | 150 | Self Loathing Indexes | Disabled Index | https://www.brentozar.com/go/SelfLoathing | 42 |
53- | 150 | Self Loathing Indexes | Hypothetical Index | https://www.brentozar.com/go/SelfLoathing | 41 |
54- | 200 | Abnormal Psychology | Identity Column Using a Negative Seed or Increment Other Than 1 | https://www.brentozar.com/go/AbnormalPsychology | 74 |
55- | 200 | Abnormal Psychology | Recently Created Tables/Indexes (1 week) | https://www.brentozar.com/go/AbnormalPsychology | 66 |
56- | 200 | Abnormal Psychology | Recently Modified Tables/Indexes (2 days) | https://www.brentozar.com/go/AbnormalPsychology | 67 |
57- | 200 | Abnormal Psychology | Replicated Columns | https://www.brentozar.com/go/AbnormalPsychology | 70 |
58- | 200 | Abnormal Psychology | Temporal Tables | https://www.brentozar.com/go/AbnormalPsychology | 110 |
59- | 200 | Cold Calculators | Definition Defeatists | https://www.brentozar.com/go/serialudf | 100 |
60- | 200 | Functioning Statistaholics | Filter Fixation | https://www.brentozar.com/go/stats | 93 |
61- | 200 | Index Hoarder | Addicted to Nulls | https://www.brentozar.com/go/IndexHoarder | 25 |
62- | 200 | Index Hoarder | Addicted to Strings | https://www.brentozar.com/go/IndexHoarder | 27 |
63- | 200 | Index Hoarder | Wide Tables: 35+ cols or > 2000 non-LOB bytes | https://www.brentozar.com/go/IndexHoarder | 26 |
64- | 200 | Self Loathing Indexes | Heaps with Deletes | https://www.brentozar.com/go/SelfLoathing | 49 |
65- | 200 | Workaholics | Scan-a-lots (index-usage-stats) | https://www.brentozar.com/go/Workaholics | 80 |
66- | 200 | Workaholics | Top Recent Accesses (index-op-stats) | https://www.brentozar.com/go/Workaholics | 81 |
67- | 250 | Feature-Phobic Indexes | Few Indexes Use Includes | https://www.brentozar.com/go/IndexFeatures | 31 |
68- | 250 | Feature-Phobic Indexes | No Filtered Indexes or Indexed Views | https://www.brentozar.com/go/IndexFeatures | 32 |
69- | 250 | Feature-Phobic Indexes | No Indexes Use Includes | https://www.brentozar.com/go/IndexFeatures | 30 |
70- | 250 | Feature-Phobic Indexes | Potential Filtered Index (Based on Column Name) | https://www.brentozar.com/go/IndexFeatures | 33 |
71- | 250 | Medicated Indexes | Optimized For Sequential Keys | | 121 |
12+ | Priority | FindingsGroup | Finding | URL | CheckID |
13+ | -------- | -- --------------------- | --------------------------------------------------------------- | ----------------------------------------------- | ------- |
14+ | 10 | Over-Indexing | Many NC Indexes on a Single Table | https://www.brentozar.com/go/IndexHoarder | 20 |
15+ | 10 | Over-Indexing | Unused NC Index with High Writes | https://www.brentozar.com/go/IndexHoarder | 22 |
16+ | 20 | Redundant Indexes | Duplicate Keys | https://www.brentozar.com/go/duplicateindex | 1 |
17+ | 30 | Redundant Indexes | Approximate Duplicate Keys | https://www.brentozar.com/go/duplicateindex | 2 |
18+ | 40 | Index Suggestion | High Value Missing Index | https://www.brentozar.com/go/indexaphobia | 50 |
19+ | 70 | Locking-Prone Indexes | Total Lock Time with Long Average Waits | https://www.brentozar.com/go/aggressiveindexes | 11 |
20+ | 70 | Locking-Prone Indexes | Total Lock Time with Short Average Waits | https://www.brentozar.com/go/aggressiveindexes | 12 |
21+ | 80 | Abnormal Design Pattern | Columnstore Indexes with Trace Flag 834 | https://support.microsoft.com/en-us/kb/3210239 | 72 |
22+ | 80 | Abnormal Design Pattern | Identity Column Near End of Range | https://www.brentozar.com/go/AbnormalPsychology | 68 |
23+ | 80 | Abnormal Design Pattern | Filter Columns Not In Index Definition | https://www.brentozar.com/go/IndexFeatures | 34 |
24+ | 90 | Statistics Warnings | Low Sampling Rates | https://www.brentozar.com/go/stats | 91 |
25+ | 90 | Statistics Warnings | Statistics Not Updated Recently | https://www.brentozar.com/go/stats | 90 |
26+ | 90 | Statistics Warnings | Statistics with NO RECOMPUTE | https://www.brentozar.com/go/stats | 92 |
27+ | 100 | Over-Indexing | NC index with High Writes: Reads | https://www.brentozar.com/go/IndexHoarder | 48 |
28+ | 100 | Indexes Worth Reviewing | Heap with a Nonclustered Primary Key | https://www.brentozar.com/go/SelfLoathing | 47 |
29+ | 100 | Indexes Worth Reviewing | Heap with Forwarded Fetches | https://www.brentozar.com/go/SelfLoathing | 43 |
30+ | 100 | Indexes Worth Reviewing | Large Active Heap | https://www.brentozar.com/go/SelfLoathing | 44 |
31+ | 100 | Indexes Worth Reviewing | Low Fill Factor on Clustered Index | https://www.brentozar.com/go/SelfLoathing | 40 |
32+ | 100 | Indexes Worth Reviewing | Low Fill Factor on Nonclustered Index | https://www.brentozar.com/go/SelfLoathing | 40 |
33+ | 100 | Indexes Worth Reviewing | Medium Active Heap | https://www.brentozar.com/go/SelfLoathing | 45 |
34+ | 100 | Indexes Worth Reviewing | Small Active Heap | https://www.brentozar.com/go/SelfLoathing | 46 |
35+ | 100 | Forced Serialization | Computed Column with Scalar UDF | https://www.brentozar.com/go/serialudf | 99 |
36+ | 100 | Forced Serialization | Check Constraint with Scalar UDF | https://www.brentozar.com/go/computedscalar | 94 |
37+ | 150 | Abnormal Design Pattern | Cascading Updates or Deletes | https://www.brentozar.com/go/AbnormalPsychology | 71 |
38+ | 150 | Abnormal Design Pattern | Unindexed Foreign Keys | https://www.brentozar.com/go/AbnormalPsychology | 72 |
39+ | 150 | Abnormal Design Pattern | Columnstore Index | https://www.brentozar.com/go/AbnormalPsychology | 61 |
40+ | 150 | Abnormal Design Pattern | Column Collation Does Not Match Database Collation | https://www.brentozar.com/go/AbnormalPsychology | 69 |
41+ | 150 | Abnormal Design Pattern | Compressed Index | https://www.brentozar.com/go/AbnormalPsychology | 63 |
42+ | 150 | Abnormal Design Pattern | In-Memory OLTP | https://www.brentozar.com/go/AbnormalPsychology | 73 |
43+ | 150 | Abnormal Design Pattern | Non-Aligned Index on a Partitioned Table | https://www.brentozar.com/go/AbnormalPsychology | 65 |
44+ | 150 | Abnormal Design Pattern | Partitioned Index | https://www.brentozar.com/go/AbnormalPsychology | 64 |
45+ | 150 | Abnormal Design Pattern | Spatial Index | https://www.brentozar.com/go/AbnormalPsychology | 62 |
46+ | 150 | Abnormal Design Pattern | XML Index | https://www.brentozar.com/go/AbnormalPsychology | 60 |
47+ | 150 | Over-Indexing | Approximate : Wide Indexes (7 or More Columns) | https://www.brentozar.com/go/IndexHoarder | 23 |
48+ | 150 | Over-Indexing | More Than 5 Percent NC Indexes Are Unused | https://www.brentozar.com/go/IndexHoarder | 21 |
49+ | 150 | Over-Indexing | Non-Unique Clustered Index | https://www.brentozar.com/go/IndexHoarder | 28 |
50+ | 150 | Over-Indexing | Unused NC Index with Low Writes | https://www.brentozar.com/go/IndexHoarder | 29 |
51+ | 150 | Over-Indexing | Wide Clustered Index (>3 columns or >16 bytes) | https://www.brentozar.com/go/IndexHoarder | 24 |
52+ | 150 | Indexes Worth Reviewing | Disabled Index | https://www.brentozar.com/go/SelfLoathing | 42 |
53+ | 150 | Indexes Worth Reviewing | Hypothetical Index | https://www.brentozar.com/go/SelfLoathing | 41 |
54+ | 200 | Abnormal Design Pattern | Identity Column Using a Negative Seed or Increment Other Than 1 | https://www.brentozar.com/go/AbnormalPsychology | 74 |
55+ | 200 | Abnormal Design Pattern | Recently Created Tables/Indexes (1 week) | https://www.brentozar.com/go/AbnormalPsychology | 66 |
56+ | 200 | Abnormal Design Pattern | Recently Modified Tables/Indexes (2 days) | https://www.brentozar.com/go/AbnormalPsychology | 67 |
57+ | 200 | Abnormal Design Pattern | Replicated Columns | https://www.brentozar.com/go/AbnormalPsychology | 70 |
58+ | 200 | Abnormal Design Pattern | Temporal Tables | https://www.brentozar.com/go/AbnormalPsychology | 110 |
59+ | 200 | Repeated Calculations | Computed Columns Not Persisted | https://www.brentozar.com/go/serialudf | 100 |
60+ | 200 | Statistics Warnings | Statistics With Filters | https://www.brentozar.com/go/stats | 93 |
61+ | 200 | Over-Indexing | High Ratio of Nulls | https://www.brentozar.com/go/IndexHoarder | 25 |
62+ | 200 | Over-Indexing | High Ratio of Strings | https://www.brentozar.com/go/IndexHoarder | 27 |
63+ | 200 | Over-Indexing | Wide Tables: 35+ cols or > 2000 non-LOB bytes | https://www.brentozar.com/go/IndexHoarder | 26 |
64+ | 200 | Indexes Worth Reviewing | Heaps with Deletes | https://www.brentozar.com/go/SelfLoathing | 49 |
65+ | 200 | High Workloads | Scan-a-lots (index-usage-stats) | https://www.brentozar.com/go/Workaholics | 80 |
66+ | 200 | High Workloads | Top Recent Accesses (index-op-stats) | https://www.brentozar.com/go/Workaholics | 81 |
67+ | 250 | Omitted Index Features | Few Indexes Use Includes | https://www.brentozar.com/go/IndexFeatures | 31 |
68+ | 250 | Omitted Index Features | No Filtered Indexes or Indexed Views | https://www.brentozar.com/go/IndexFeatures | 32 |
69+ | 250 | Omitted Index Features | No Indexes Use Includes | https://www.brentozar.com/go/IndexFeatures | 30 |
70+ | 250 | Omitted Index Features | Potential Filtered Index (Based on Column Name) | https://www.brentozar.com/go/IndexFeatures | 33 |
71+ | 250 | Specialized Indexes | Optimized For Sequential Keys | | 121 |
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