同时查询MySQL和MSSQL数据库

I'm getting data from an MSSQL DB ("A") and inserting into a MySQL DB ("B") using the date created in the MSSQL DB. I'm doing it with simple logics, but there's got to be a faster and more efficient way of doing this. Below is the sequence of logics involved:I'm getting data from an MSSQL DB ("A") and ins