更新时间:2024-07-02 GMT+08:00
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IP Address函数

contains(network, address) → boolean

当CIDR网络中包含address时返回true。

SELECT contains('10.0.0.0/8', IPADDRESS '10.255.255.255'); -- true 
SELECT contains('10.0.0.0/8', IPADDRESS '11.255.255.255'); -- false  
SELECT contains('2001:0db8:0:0:0:ff00:0042:8329/128', IPADDRESS '2001:0db8:0:0:0:ff00:0042:8329'); -- true 
SELECT contains('2001:0db8:0:0:0:ff00:0042:8329/128', IPADDRESS '2001:0db8:0:0:0:ff00:0042:8328'); -- false

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