Find foreign keys referencing a table: postgres
daniel Mon, 12/17/2012 - 4:05pm
SELECT tc.table_schema, tc.constraint_name, tc.table_name, kcu.column_name, ccu.table_name
AS foreign_table_name, ccu.column_name AS foreign_column_name
FROM information_schema.table_constraints tc
JOIN information_schema.key_column_usage kcu ON tc.constraint_name = kcu.constraint_name
JOIN information_schema.constraint_column_usage ccu ON ccu.constraint_name = tc.constraint_name
WHERE constraint_type = 'FOREIGN KEY'
AND ccu.table_name='myTableName'
From: errorbank.blogspot.com
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