Find names of domains that contain the name of the table that column the domain specifies. Domains are reusable artifacts that one should be able to use in case of different base tables. Thus, it is inappropriate to use the name of a particular table in the name of the domain.
Type
Problem detection (Each row in the result could represent a flaw in the design)
SELECT c.table_schema, c.table_name, c.column_name, c.data_type, c.domain_schema, c.domain_name
FROM information_schema.columns AS c
WHERE (c.table_schema, c.table_name) IN (SELECT table_schema, table_name
FROM INFORMATION_SCHEMA.tables WHERE table_type='BASE TABLE')
AND c.table_schema NOT IN (SELECT schema_name
FROM INFORMATION_SCHEMA.schemata
WHERE schema_name<>'public' AND
schema_owner='postgres' AND schema_name IS NOT NULL)
AND c.table_name ILIKE '%' || c.domain_name || '%'
ORDER BY c.table_schema, c.table_name, c.ordinal_position;
Collections
This query belongs to the following collections:
Name
Description
Find problems automatically
Queries, that results point to problems in the database. Each query in the collection produces an initial assessment. However, a human reviewer has the final say as to whether there is a problem or not .
Categories
This query is classified under the following categories:
Name
Description
Domains
Queries of this category provide information about reusable specifications of column properties.
Naming
Queries of this category provide information about the style of naming.
Further reading and related materials:
Reference
The corresponding code smell in case of cleaning code is "N2: Choose Names at the Appropriate Level of Abstraction". (Robert C. Martin, Clean Code)