Query Statistics: Categories
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Query Reliability
Source of Information
Currently the catalog has
56
active categories with at least one query.
Number of queries in different categories
Category Name
Number of Queries
Ranking
Naming
216
1
User-defined routines
198
2
Validity and completeness
162
3
CHECK constraints
158
4
Derived tables
126
5
Data types
124
6
Relationships between tables
119
7
Comfortability of database evolution
114
8
Comfortability of data management
104
9
Inconsistencies
103
10
Triggers and rules
97
11
Result quality depends on names
93
12
Does not work in some earlier PostgreSQL version
92
13
Uniqueness
86
14
Performance
80
15
Default value
67
16
Security
59
17
Duplication of implementation elements
58
18
Domains
49
19
Missing data
48
20
Regular expressions
32
21
Sequence generators
31
22
Structure of base tables
31
22
Temporal data
30
23
Data at the database physical level
25
24
Syntactics
25
24
Boolean data
24
25
Unused implementation elements
20
26
Database design antipatterns
19
27
Compensating actions
18
28
Field size
18
28
Table inheritance
16
29
Transactions
16
29
System-defined functions
15
30
Data at the database logical level
13
31
Distributed database
13
31
Assessment
12
32
Comments
12
32
Concurrency control
12
32
Fatal problems
11
33
Hierarchical data
11
33
User-defined types
11
33
State machine
10
34
Case sensitivity vs. case insensitivity
9
35
Range types
9
35
Stubs
8
36
Classifier tables
7
37
Full text search
7
37
TOAST
7
37
Extensions
6
38
Generated columns
6
38
Overloading
6
38
Conformance to SQL standard
4
39
Data redundancy
3
40
Read user data
3
40
Schemas
3
40