public static OracleConnection createOracleConnection(Configuration dbzConfiguration) {
        Configuration configuration = dbzConfiguration.subset(DATABASE_CONFIG_PREFIX, true);
        return new OracleConnection(
                configuration.isEmpty() ? dbzConfiguration : configuration,
                OracleConnectionUtils.class::getClassLoader);
    }
Creates a new {@link OracleConnection}, but not open the connection.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/oracle-cdc/src/main/java/org/apache/inlong/sort/cdc/oracle/source/utils/OracleConnectionUtils.java