drill 数据库查询方式简单说明

1. mysql

 

1. select * from mysql-storage.mysqldb.mysqltable

 

2. oracle 

 

1. select * from oracle-storage.username.oracletable

 

3. mongo

1. select * from mongo-storage.mongodb.mongocollection

 

4. sql server

1. select * from sqlserver-storage.schemaname.tablename