Query Statistics: Categories
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Query Reliability
Source of Information
Currently the catalog has
54
active categories with at least one query.
Number of queries in different categories
Category Name
Number of Queries
Ranking
Naming
205
1
User-defined routines
191
2
Validity and completeness
151
3
CHECK constraints
141
4
Derived tables
123
5
Data types
122
6
Relationships between tables
115
7
Comfortability of database evolution
113
8
Comfortability of data management
101
9
Inconsistencies
99
10
Triggers and rules
94
11
Does not work in some earlier PostgreSQL version
90
12
Result quality depends on names
87
13
Uniqueness
83
14
Performance
80
15
Default value
67
16
Security
59
17
Duplication of implementation elements
54
18
Domains
49
19
Missing data
46
20
Regular expressions
31
21
Structure of base tables
31
21
Sequence generators
30
22
Temporal data
26
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
17
28
Field size
16
29
Table inheritance
16
29
System-defined functions
15
30
Transactions
14
31
Data at the database logical level
13
32
Distributed database
13
32
Comments
12
33
Assessment
11
34
Hierarchical data
11
34
User-defined types
11
34
Concurrency control
10
35
Fatal problems
10
35
State machine
10
35
Case sensitivity vs. case insensitivity
9
36
Classifier tables
7
37
Full text search
7
37
Stubs
7
37
TOAST
7
37
Extensions
6
38
Generated columns
6
38
Overloading
6
38
Data redundancy
3
39
Read user data
3
39
Schemas
3
39