I am knolegable in oracle database and have started with oracle 6 till now 12cThe good thingsI have working in many industries such as banking, properties and plantation, shipping, telco, insurance, computer system vendor and now multinational support company and all are related to databases. Telco is more challenging as compared with others because the volume of data is huge and actons required must be fast and accurate. In multinational support company, as a dba got deal with many clients and requirements are different.
The challengesTe biggest challenges are actions need to be taken fast and resolutions have to be accurate, otherwise got to give full explanations. Working in bigger team members and different geographical also a bigger challenges and time consuming.