The list of all the queries

Base table column of national identification numbers does not have a correct data type

Query goal: Find non-textual base table columns that name refers to the possibility that these are used to register national identification numbers (personal codes). The codes can contain additional symbols to numbers.
Notes about the query: The query considers both column names in English and Estonian.
Query type: Problem detection (Each row in the result could represent a flaw in the design)
Query reliability: Medium (Medium number of false-positive results)
Query license: MIT License
Fixing suggestion: Choose data types carefully. Be as precise as possible. The type of the column should be VARCHAR (or CHAR or TEXT - depending on circumstances). Change the data type of the column.
Data source: INFORMATION_SCHEMA only
SQL query: Click on query to copy it

SELECT c.table_schema, c.table_name, c.column_name,  c.data_type
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.data_type NOT ILIKE '%char%' AND c.data_type<>'text'
AND c.column_name~*'^(isik[u_ ]*kood|person[_ ]*code|personal[_ ]*code|(national|nat)[_ ]*identification[_ ]*(number|nr)|(national|nat)[_ ]*identity[_ ]*(number|nr)|(national|nat)[_ ]*insurance[_ ]*(number|nr))$'
ORDER BY c.table_schema, c.table_name, c.column_name;

Collections where the query belongs to

Collection nameCollection description
Find problems automaticallyQueries, 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 where the query belongs to

Category nameCategory description
Data typesQueries of this category provide information about the data types and their usage.
Result quality depends on namesQueries of this category use names (for instance, column names) to try to guess the meaning of a database object. Thus, the goodness of names determines the number of false positive and false negative results.
Validity and completenessQueries of this category provide information about whether database design represents the world (domain) correctly (validity) and whether database design captures all the information about the world (domain) that is correct and relevant (completeness).

Reference materials for further reading

Reference
https://en.wikipedia.org/wiki/National_identification_number

The list of all the queries