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@PickledDragon
Created October 25, 2015 11:30
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Postgres list all constraints
SELECT
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 AS tc
JOIN information_schema.key_column_usage AS kcu
ON tc.constraint_name = kcu.constraint_name
JOIN information_schema.constraint_column_usage AS ccu
ON ccu.constraint_name = tc.constraint_name
WHERE constraint_type = 'FOREIGN KEY'
@hecklek
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hecklek commented May 15, 2019

Thank you very much for sharing.

@kalistons
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nice :)

@nwbkhan
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nwbkhan commented Jan 14, 2020

nice one.

@mYakut
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mYakut commented Sep 28, 2020

Thanks a lot ^^

@PickledDragon
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Author

Holy crap! Was this gist so popular? I didn't realize 😆

@fabian-campos-imprivata

nice

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