Post your queries, questions in comment section, i will try to answer them within 24 hours.
After watching this video, you may not get wrong anywhere when answering SQL joins questions. This covers different cardinality scenarios with different types of Joins:
a.) Left Join
b.) Right Join
C.) Inner Join
d.) Full Join
Whether it is Oracle SQL, MS SQL, MySQL, Postgre SQL, Snowflake, Redshift, etc.. concept of Joins remains same.
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