The WHERE clause is always processed before the GROUP BY clause when both occur in a SELECT statement is true.
In database management, the SELECT statement refers to the query data in the database. The SELECT statement, or command enables the user to extract data from tables, based on specific criteria. It is processed starts according to the following sequence: SELECT DISTINCT item(s); FROM table(s); WHERE predicate; GROUP BY field(s); ORDER BY fields. Hence, a processing order starts from FROM clause to get the table names, then restricting rows using WHERE clause, grouping them using GROUP BY clause, restricting groups using HAVING clause. ORDER BY clause is the last one to be processed to sort the final data set.
I can’t so many vacancies for you you’re my brother and I’m gonna try to get him to answer this crazyAbout to leave this world to see if he wants to answer and see if I can help you with this
It can be considered a memoir, Elizabeth P. Donner Houghton's rememberings of her childhood experiences on the Donner wagon train headed out west to California, in retrospect from the standpoint of an adult writing about them from memory.
