Voice of users | winter goes and spring comes, waiting for flowers to bloom -- on gbase 8A learning comprehension

writing | Zhang Yu

With 《 Data security law of the people's Republic of China 》 Put into effect , The importance and security of data have been paid more and more attention by the country and all walks of life , Data assets are the foundation of future enterprise development , Its value is becoming more and more explicit . Especially the outbreak of the war between Russia and Ukraine , Suspension of Russian services by foreign databases and some enterprise service providers , It also reminds us that the database is the carrier of data , It is fully autonomous and controllable , The importance of localization .

This year, 4 month , By chance, I began to contact the general motors of Nanjing University GBase And passed GBase 8s Database management engineer certification . With the attitude of understanding domestic databases ,5 In September, I once again took part in GBase 8a Training . This training is divided into study and examination 2 Stages ,14 Heaven studies ,2 Unit test ,2 Certification examination opportunities , The whole course is conducted through online learning , The main training contents include 8a How clusters work 、MPP The basic concept of Architecture 、 Installation, management and maintenance of cluster database, addition, deletion, modification and query of data in the database , management 、 Assign user rights 、 Check the system table .

adopt 14 Days of online training , The feeling is as follows ：

First, I learned that after more than ten years of development , Domestic database software enterprises in their own strength 、 product 、 There has been a qualitative improvement in technology , In information security , There are also unique advantages in providing localized services .

The second is to learn and consolidate the professional knowledge of database , Such as mastering in the first stage of study GBase 8a MPP Cluster Database core technology and architecture evolution 、 Installation and uninstallation ; In the second phase , Reviewed SQL Definition statement 、 Operation statement 、 Query statements and common system functions , Especially through practical operation 、 After class exercises and stage tests , Good review of the training content , Strengthen the important knowledge points .

Screenshot of actual operation

Third, by joining the learning exchange group , While dispelling doubts, I fully feel the enthusiasm of all walks of life to learn from domestic databases and the application status of domestic databases in domestic financial and telecommunications industries , Let me be full of confidence in the future development of domestic databases , I believe that with the popularity of industry applications , As the number of users grows , In the future, domestic databases will be better and better , And I am also willing to learn more as one of them 、 Understand and participate in the application and promotion of domestic databases .

These are some of my insights in the process of learning , Hope to bring you some help and inspiration , I also hope to have the opportunity to apply what I have learned in the actual work process , Deeper understanding GBase 8a Beauty of database .