5 lines
388 B
SQL
5 lines
388 B
SQL
-- Preserve all amounts and dates; permit multiple independently ordered updates per day.
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ALTER TABLE `Revision` ADD COLUMN `sequence` INTEGER NOT NULL AUTO_INCREMENT, ADD UNIQUE INDEX `Revision_sequence_key` (`sequence`);
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CREATE INDEX `Revision_positionId_effectiveDate_idx` ON `Revision`(`positionId`, `effectiveDate`);
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DROP INDEX `Revision_positionId_effectiveDate_key` ON `Revision`;
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