Subqueries are SELECT statements nested in other statements, like in other SELECT statement, in a DELETE or UPDATE. We can use subqueries instead of source tables, as a column expression, or as an operand in boolean expression that will be used in WHERE or HAVING clauses. You can copy statements from:
bizkapish.com/...
Негізгі бет 0160 Subqueries in MonetDB
No video
Пікірлер