替代saveBatch

  public Boolean extendDetailUser(SalaryAccountingItemParam param){
        //获取上期已选人员关联的项目
        List<SalaryAccountingItemDetailUser> extendDetailUserList = this.list(Wrappers.<SalaryAccountingItemDetailUser>lambdaQuery()
                .eq(SalaryAccountingItemDetailUser::getSalaryAccountingId, param.getLastSalaryAccountingId())
                .eq(SalaryAccountingItemDetailUser::getYearMonth, param.getLastYearMonth()));
        if (extendDetailUserList.isEmpty()) {
            return true; // 如果没有数据，则直接返回 true
        }
        //大于1000条分批保存
        int batchStart = 0;
        int batchEnd;
        while ((batchEnd = Math.min(batchStart + 1000, extendDetailUserList.size())) > batchStart) {
            List<SalaryAccountingItemDetailUser> batch = extendDetailUserList.subList(batchStart, batchEnd);
            StringBuilder sqlBuilder = new StringBuilder("INSERT INTO salary_accounting_item_detail_user ( idCard, itemDetailId, yearMonth, salaryAccountingId, userName ) VALUES ");
            for (SalaryAccountingItemDetailUser salaryAccountingItemDetailUser : batch){
                sqlBuilder.append("('");
                sqlBuilder.append(salaryAccountingItemDetailUser.getIdCard());
                sqlBuilder.append("',");
                sqlBuilder.append(salaryAccountingItemDetailUser.getItemDetailId());
                sqlBuilder.append(",'");
                sqlBuilder.append(param.getYearMonth());
                sqlBuilder.append("',");
                sqlBuilder.append(param.getId());
                sqlBuilder.append(",'");
                sqlBuilder.append(salaryAccountingItemDetailUser.getUserName());
                sqlBuilder.append("'),");
            }
            // 移除最后一个逗号
            sqlBuilder.setLength(sqlBuilder.length() - 1);
            jdbcTemplate.batchUpdate(sqlBuilder.toString()); // 执行批量操作
            batchStart = batchEnd;
        }
        return true;
    }