22 lines
592 B
MySQL
22 lines
592 B
MySQL
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-- v0 -> v3: Sample revision jump
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CREATE TABLE foo (
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-- only: postgres
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key BIGINT PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
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-- only: sqlite
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key INTEGER PRIMARY KEY,
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data JSONB NOT NULL
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);
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-- only: sqlite until "end only"
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CREATE TRIGGER test AFTER INSERT ON foo WHEN NEW.data->>'action' = 'delete' BEGIN
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DELETE FROM test WHERE key <= NEW.data->>'index';
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END;
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-- end only sqlite
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-- only: postgres until "end only"
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CREATE FUNCTION delete_data() RETURNS TRIGGER LANGUAGE plpgsql AS $$ BEGIN
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DELETE FROM test WHERE key <= NEW.data->>'index';
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RETURN NEW;
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END $$;
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-- end only postgres
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