forked from mystiq/dex
22 lines
713 B
PL/PgSQL
22 lines
713 B
PL/PgSQL
-- +migrate Up
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-- This migration is a fix for a bug that allowed duplicate emails if they used different cases (see #338).
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-- When migrating, dex will not take the liberty of deleting rows for duplicate cases. Instead it will
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-- raise an exception and call for an admin to remove duplicates manually.
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CREATE OR REPLACE FUNCTION raise_exp() RETURNS VOID AS $$
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BEGIN
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RAISE EXCEPTION 'Found duplicate emails when using case insensitive comparision, cannot perform migration.';
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END;
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$$ LANGUAGE plpgsql;
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SELECT LOWER(email),
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COUNT(email),
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CASE
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WHEN COUNT(email) > 1 THEN raise_exp()
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ELSE NULL
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END
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FROM authd_user
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GROUP BY LOWER(email);
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UPDATE authd_user SET email = LOWER(email);
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