Created
July 10, 2019 18:13
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Find objects that depend on a specific column
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SELECT | |
d.objid::regclass AS owning_object, | |
d.refobjid::regclass AS dependent_object, | |
a.attname AS dependent_column, | |
d.deptype -- The meaning of this type is documented at https://www.postgresql.org/docs/current/catalog-pg-depend.html | |
FROM pg_catalog.pg_depend d | |
LEFT JOIN pg_catalog.pg_attribute a ON d.refobjid = a.attrelid | |
AND d.refobjsubid = a.attnum | |
WHERE refobjid = '<table>'::regclass | |
AND a.attname = '<column>'; |
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