HAVING clause can also be used without aggregates : HAVING « Select Query « SQL Server / T-SQL

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SQL Server / T-SQL » Select Query » HAVING 
HAVING clause can also be used without aggregates


1>
2>
3CREATE TABLE works_on        (emp_no       INTEGER NOT NULL,
4>                         project_no    CHAR(4NOT NULL,
5>                         job CHAR (15NULL,
6>                         enter_date    DATETIME NULL)
7> GO
1insert into works_on values (1'p1', 'analyst', '1997.10.1')
2insert into works_on values (1'p3', 'manager', '1999.1.1')
3insert into works_on values (2'p2', 'clerk',   '1998.2.15')
4insert into works_on values (2'p2',  NULL,     '1998.6.1')
5insert into works_on values (3'p2',  NULL,     '1997.12.15')
6insert into works_on values (4'p3', 'analyst', '1998.10.15')
7insert into works_on values (5'p1', 'manager', '1998.4.15')
8insert into works_on values (6'p1',  NULL,     '1998.8.1')
9insert into works_on values (7'p2', 'clerk',   '1999.2.1')
10insert into works_on values (8'p3', 'clerk',   '1997.11.15')
11insert into works_on values (7'p1', 'clerk',   '1998.1.4')
12> GO

(rows affected)

(rows affected)

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(rows affected)
1> -- HAVING clause can also be used without aggregates
2>
3SELECT job FROM works_on GROUP BY job HAVING job LIKE 'M%'
4> GO
job
---------------
manager

(rows affected)
1> drop table works_on
2> GO
           
       
Related examples in the same category
1.Placing Conditions on Groups with the HAVING Clause
2.Use SUM function with having clause
3.HAVING with the aggregate function COUNT(*)
4.Using HAVING Clause as a where clause
5.Combine two conditions in Having clause
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