Read this SQL ... subquery, you can reference tables to determine inclusion of data or, in some cases, return a column that is the result of a subselect. The following example uses two tables ...

from connection to sybase (select SALARY from EMPLOYEES where DEPT like &dept)); %put &sqlxmsg; disconnect from sybase; quit; When a PROC SQL query contains subqueries or inline views, the innermost ...

For example ... value and return a row. select ‘true’ from dual where 1 is null; select ‘true’ from dual where null is null; When you use IN, you’re telling SQL to take a value and ...

Using my previous example, that means the Select clause in my SQL statement must include ... ToList(); EFC works its magic by tucking your SQL statement into a subquery. To ensure that EFC can do that ...

The EXISTS condition is an operator whose right operand is a subquery. The result of an EXISTS condition ... Thus, the query returns all the employees from PROCLIB.PAYROLL who live in CT. proc sql; ...