| Query goal: | Find columns that probably store content of files in the database. |
| Notes about the query: | The query considers both column names in English and Estonian. |
| Query type: | General (Overview of some aspect of the database.) |
| Query license: | MIT License |
| Data source: | INFORMATION_SCHEMA only |
| SQL query: | Click on query to copy it
SELECT table_schema, table_name, column_name, data_type, character_maximum_length FROM INFORMATION_SCHEMA.columns WHERE ((column_name~*'(content|raw|sisu|(file|bin).*data|picture|photo|drawing|pilt|joonis|sound|heli|video)' AND data_type~*'(bytea|oid)') OR (column_name~*'(content|sisu|(file|bin).*data)' AND data_type~*'text')) AND (table_schema, table_name) IN (SELECT table_schema, table_name FROM INFORMATION_SCHEMA.tables WHERE table_type='BASE TABLE') AND 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) ORDER BY table_schema, table_name, ordinal_position; |
| Collection name | Collection description |
|---|---|
| Find problems about base tables | A selection of queries that return information about the data types, field sizes, default values as well as general structure of base tables. Contains all the types of queries - problem detection, software measure, and general overview |
| Find problems by overview | Queries that results point to different aspects of database that might have problems. A human reviewer has to decide based on the results as to whether there are problems or not . |
| Category name | Category description |
|---|---|
| Result quality depends on names | Queries 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. |
| Structure of base tables | Queries of this category provide information about the structuring of base tables at the database conceptual level |