To query the field key in the cluster_config data dictionary, you need to add an alias to avoid errors

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Original topic: 查cluster_config数据字典的字段key,需要加别名才不会报错

| username: 近墨者zyl

I’m not sure if it’s a bug or because “key” is a keyword. When querying the “key” field in the cluster_config data dictionary, you need to add an alias to avoid errors.

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| username: 近墨者zyl | Original post link

I have encountered the same problem. After upgrading to 5.4.2, the problem was resolved.

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| username: Billmay表妹 | Original post link

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| username: system | Original post link

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