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Learning SQL can be very interesting if you are just watching video but nay, watching video or reading SQL Blog doesn't take you anywhere.
Structure your learning and practice in this form
1. Basic SQL: select, filter using where, like, in, etc...
#SQLOnBirdApp
Structure your learning and practice in this form
1. Basic SQL: select, filter using where, like, in, etc...
#SQLOnBirdApp
2. SQL Joins: focus on learning how to combine data from multiple tables.
I will recommend you learn Set theory and try to solve set questions with 3 subjects involved. It really break down the whole logic and possible relationships.
#SQLOnBirdApp
I will recommend you learn Set theory and try to solve set questions with 3 subjects involved. It really break down the whole logic and possible relationships.
#SQLOnBirdApp
3. SQL Aggregation: Learn how to aggregate data using functions like SUM, AVG, COUNT, CASE, HAVING, and DATE.
#SQLOnBirdApp
#SQLOnBirdApp
