分批更新List数据
int pageSize = 5000;
int totalSize = rewardAmounts.size();
int totalPage = totalSize / pageSize;
if (pageSize > totalSize) {
rewardAmountService.updateBatch(rewardAmounts);
} else {
for (int i = 0; i < totalPage; i++) {
rewardAmountService.updateBatch(rewardAmounts.subList(i * pageSize, (i + 1) * pageSize));
}
if (totalSize % pageSize != 0) {
rewardAmountService.updateBatch(rewardAmounts.subList(totalSize - totalSize % pageSize, totalSize));
}
}