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Select with group by, Aggregate functions, Update and Delete with where clauses
Part1 - GROUP BY clause and aggregate functions
Part1 - GROUP BY clause and aggregate functions
Part - 2 GROUP BY clause and aggregate functions with where clause.
Part - 2 GROUP BY clause and aggregate functions with where clause.
Join Operations, Aggregate Functions, functions-Date_part, Date_trunc, interval
Join Operations, Aggregate Functions, functions-Date_part, Date_trunc, interval
GROUP BY, aggregate functions and joins in WITH clause
GROUP BY, aggregate functions and joins in WITH clause
