I have shared the Common Table expression of advanced SQL. You can save a lot of CPU time. And you can improve query performance.
Explained the quick differences between Linux find and locate commands.
Explained the complete features of SQL Aggregate functions.
QUIZ on DB2 useful for interviews and projects.
Python code example to connect DB2 database explained with example SQL query.
Debugging in Python explained the commands you need. And explained the steps you need to start debug session.