@Override
    public int getFetchSize() {
        return Integer.MIN_VALUE;
    }
side operator with cache for all(period reload)
Date: 2018/9/19
Company: www.dtstack.com

@author xuchao
mysql/mysql-side/mysql-all-side/src/main/java/com/dtstack/flink/sql/side/mysql/MysqlAllReqRow.java