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在flink sql中加载维表比较简单 定时加载： CREATE TABLE zktest( id int NOT NULL, name string, PRIMARY KEY (id) NOT ENFORCED --指定主键 ) WITH ( 'connector' = 'jdbc', 'url' = 'jdbc:mysql://xxxx:xxxx/spd?useSSL=false&autoReconnect=true', 'driver' = 'com.mysql.cj