protected void dealCacheData(String key, CacheObj missKeyObj) {
        if (openCache()) {
            putCache(key, missKeyObj);
        }
    }
All interfaces inherit naming rules: type + "AsyncReqRow" such as == "MysqlAsyncReqRow
only support Left join / inner join(join),not support right join
Date: 2018/7/9
Company: www.dtstack.com

@author xuchao
core/src/main/java/com/dtstack/flink/sql/side/BaseAsyncReqRow.java