Java抽Oracle数据时编码问题

Oracle，编码：US7ASCII，

在java中使用

HikariConfig config = new HikariConfig();
config.setJdbcUrl(thirdViewConfigDO.getJdbcUrl());
config.setUsername(thirdViewConfigDO.getUsername());
config.setPassword(thirdViewConfigDO.getPassword());
config.setDriverClassName("oracle.jdbc.OracleDriver");
config.setMaximumPoolSize(5);
config.setConnectionTimeout(30000);
return new HikariDataSource(config);

连接的Oracle

抽取数据到MySQL中

yml文件中配置了其他三方数据库数据导入到MySQL的连接配置

public static HikariDataSource getMySQLDataSource(ThirdViewConfigDO thirdViewConfigDO) {HikariConfig config = new HikariConfig();config.setJdbcUrl(thirdViewConfigDO.getJdbcUrl());config.setUsername(thirdViewConfigDO.getUsername());config.setPassword(thirdViewConfigDO.getPas