Please tell me the wrong answer to the previous question.

heruse7318

It contains only the essentials required to obtain the SQLD certification. This is a learning process that will help you acquire the SQLD certification by solving various examples directly, starting from setting up the development environment.

usefulit

인프런 10주년! 사랑주간 전체 할인

Getting SQL Developer (SQLD) Certification Part 3

자격증

시험

입문

초급

중급이상

SQL_Usage (GROUP function, etc.)

Principles of SQL Optimization