CREATE TABLE IF NOT EXISTS "sync_mig" ( `id` INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, `entityName` TEXT NOT NULL, `entityId` TEXT NOT NULL, `sourceId` TEXT NOT NULL, `isSynced` INTEGER default 0 not null, `utcSyncDate` TEXT NOT NULL); INSERT INTO sync_mig (id, entityName, entityId, sourceId, isSynced, utcSyncDate) SELECT id, entityName, entityId, sourceId, 1, utcSyncDate FROM sync; DROP TABLE sync; ALTER TABLE sync_mig RENAME TO sync; CREATE UNIQUE INDEX `IDX_sync_entityName_entityId` ON `sync` ( `entityName`, `entityId` ); CREATE INDEX `IDX_sync_utcSyncDate` ON `sync` ( `utcSyncDate` );