数据库的版本呢,看看是不是版本还不支持,您可以参考这个博客看一下连接流程排查一下有没有操作问题:https://blog.csdn.net/supermapsupport/article/details/90901464?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522164197862616781685352998%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=164197862616781685352998&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~blog~first_rank_ecpm_v1~rank_v31_ecpm-1-90901464.nonecase&utm_term=oracle&spm=1018.2226.3001.4450