Explained the differences between Full auth reversal and Partial auth reversals with examples.
How to find Value clause and Unstring clause errors in COBOL. Explained with examples when you will notice these errors during compilation or execution time.
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.