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CONNECTION_ID

返回当前连接的连接ID。

语法

CONNECTION_ID()

示例

SELECT CONNECTION_ID();

┌──────────────────────────────────────┐
│ connection_id()
├──────────────────────────────────────┤
23cb06ec-583e-4eba-b790-7c8cf72a53f8 │
└──────────────────────────────────────┘
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