各位好,
       考虑到数据库用户、密码安全性问题,使用FlinkSQL connector 
jdbc时,请问如何对数据库的用户密码进行加密/隐藏呢。例如如下常用sql中的password:
CREATE TABLE wordcount_sink (
 word String,
 cnt BIGINT,
 primary key (word) not enforced
) WITH (
 'connector' = 'jdbc',
 'url' = 'jdbc:mysql://localhost:3306/flink',
 'username' = 'root',
 'password' = '123456',
 'table-name' = 'wordcount_sink'
);

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