DBA-Oracle.com is a well-known foreign Oracle expert service company (pythian.com is another), let's take a look at their Oracle service charges:
Transferred from http://www.anysql.net/dba/oracle_consult_price.html:
The service is becoming more and more important. The quotation of a foreign Oracle expert for providing technical services is in USD. the service provider is a senior DBA professional with An OCP certificate, which can be divided into remote and on-site services by service location. The service time can be divided into temporary services and minimum package hours.
1. remote service price, temporary: 175 USD per hour. Guaranteed 80 hours: 165 USD per hour, at least 13200 USD.
2. On-site service; temporary: 275 USD per hour. Guaranteed: 80 hours: 265 USD per hour, at least 21200 USD.
For Oracle RAC services, the charge is more expensive. It seems that you have to learn RAC well.
1. remote service price, temporary: 200 USD per hour. Guaranteed 80 hours: 190 USD per hour, at least 15200 USD.
2. On-site service; temporary: 350 USD per hour. Guaranteed: 80 hours: 340 USD per hour, at least 27200 USD.
3. Remote fixed service per month. The master node costs 1400 USD per month, and each slave node costs 500 USD at least 1900 USD per month.
For on-site services, the road time is also charged, and the relevant fees (road fees, accommodation fees, meals?) are required ?).