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Day: October 30, 2020

南大通用GBase 8a采用流模式处理JDBC大结果集,避免内存不足 OutOfmemoryError: GC overhead limit exceeded

Posted on 2020年10月30日2021年11月2日 by laozizhu

南大通用GBase 8a数据库,支持jdbc开发接口,如果查询结果集很大,则会占满本地jre的内存,最终导致outofmemoryError, 可以采用流模式解决。

南大通用GBase 8a导出加载数据时,字段内容包含换行\n怎么处理

Posted on 2020年10月30日2021年7月7日 by laozizhu

南大通用GBase 8a数据库集群,支持导出时指定行分隔符和列分隔符,如果数据中的字符和其冲突,可以考虑用多个字符做分隔符,当然也可以用不常见或冲突几率低的不可见字符做分隔符。

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