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I have an SQL-query where I use Oracle CASE to compare if a date column is less than or greater than current date. But how do I use that CASE -statement in a GROUP BY -statement? I would like to count the records in each case.
2 lut 2018 · 182. 22K views 6 years ago Oracle SQL Online trainning. Oracle - SQL - Group By Clause Watch more Videos at https://www.tutorialspoint.com/videot... Lecture By: Mr. Anadi Sharma,...
7 sty 2020 · In this step-by-step video tutorial, you will learn some more advanced SQL aggregation concepts by using the GROUP BY, HAVING, and WHERE clauses! ...more.
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Oracle SQL Video Tutorials 30 - GROUP BY Clause explained.In This Oracle SQL Tutorial for Beginners, I have explained basics of SQL.These examples work on O...
The GROUP BY statement groups rows that have the same values into summary rows, like "find the number of customers in each country". The GROUP BY statement is often used with aggregate functions ( COUNT() , MAX() , MIN() , SUM() , AVG() ) to group the result-set by one or more columns.
This tutorial shows you how to use the Oracle CASE expression including simple and searched CASE expression to add if-else logic to the SQL statements.
