I am currently preparing for the Oracle Certified Professional Java SE 21 certification. In the age of AI, some people may wonder why developers still spend time preparing for a Java certification when AI can generate code, explain concepts, and identify errors within seconds. For me, the purpose is not only to pass an exam. 𝗠𝘆 𝗴𝗼𝗮𝗹 𝗶𝘀 𝘁𝗼 𝗯𝗲𝗰𝗼𝗺𝗲 𝗮 𝗧-𝘀𝗵𝗮𝗽𝗲𝗱 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝘄𝗶𝘁𝗵 𝗯𝗿𝗼𝗮𝗱 𝗸𝗻𝗼𝘄𝗹𝗲𝗱𝗴𝗲 𝗮𝗰𝗿𝗼𝘀𝘀 𝘀𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗮𝗻𝗱 𝗱𝗲𝗲𝗽𝗲𝗿 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗶𝗻 𝗝𝗮𝘃𝗮. I want to continue learning about database...