9 lines
332 B
SQL
9 lines
332 B
SQL
CREATE TRIGGER x_changedTransfer
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BEFORE UPDATE OF timestamp, credId, billId, amount ON Transfer -- Allow update of note
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WHEN OLD.amount IS NOT NULL
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AND NOT EXISTS (SELECT * FROM __INTERNAL_TRIGGER_STACK)
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BEGIN
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SELECT RAISE(ABORT, "Transfer cannot be updated, but needs to be replaced to make triggers run");
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END;
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