通过sql进行左连接查询,sql语句为: sql = ''' Insert into print_sink select a.id, a.pf_id, b.symbol_id from a \ left join b on b.day_id = a.biz_date where a.ccy_type = 'AC' and \ a.pf_id = '1030100122' and b.symbol_id = '2030004042' and a.biz_date between '20160701' and '20170307' '''
table_result = env.execute_sql(sql) 通过env.execute_sql()执行后的结果是 TableResult , 如何转成Table类型? 或者有哪些其他的方式,可以直接执行表的连接操作,返回结果是Table类型?