# 连接和认证
[连接设置](https://support.huaweicloud.com/devg-911-dws/dws_04_0889.html)
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[安全和认证（postgresql.conf）](https://support.huaweicloud.com/devg-911-dws/dws_04_0890.html)
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[通信库参数](https://support.huaweicloud.com/devg-911-dws/dws_04_0891.html)
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