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25 lines
614 B
SQL
25 lines
614 B
SQL
-- add constraints on votes table
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CREATE TABLE votes_new
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(
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decision INTEGER NOT NULL REFERENCES decisions (id),
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voter INTEGER NOT NULL REFERENCES voters (id),
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vote INTEGER NOT NULL,
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voted DATETIME NOT NULL,
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notes TEXT NOT NULL DEFAULT '',
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PRIMARY KEY (decision, voter)
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);
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INSERT INTO votes_new (decision, voter, vote, voted, notes)
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SELECT decision,
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voter,
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vote,
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voted,
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notes
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FROM votes
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GROUP BY decision, voter
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HAVING MAX(voted) = voted;
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ALTER TABLE votes
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RENAME TO votes_orig_with_duplicates;
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ALTER TABLE votes_new
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RENAME TO votes;
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