What makes a great DBA?

  What makes a great DBA?

Knowing how to approach and solve performance problems is one of the vital skills.

• if you want to be a great DBA, you must learn how to solve performance problems 
• if you want to know how to solve performance problems, you need a step by step process for it
• if you want to understand the Oracle memory components, you need to study the Oracle memory
• if you want to understand the workings of the Oracle cursor, you need to study the 7 stages of the Oracle cursors
• if you want to understand Oracle statistics, you need to study all the Oracle statistics types and how to use them.
• if you want to feel confident using the AWR, ADDM and ASH, you need to study these topics in detail.
• if you want to be able to solve any performance problems, you need to know how to approach the performance problems.