to_char(start_date, 'Y,YYY "years" A.D.')
postgres=#
postgres=# CREATE TABLE employee (
postgres(# ID int,
postgres(# name varchar(10),
postgres(# salary real,
postgres(# start_date date,
postgres(# city varchar(10),
postgres(# region char(1)
postgres(# );
CREATE TABLE
postgres=#
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (1, 'Jason', 40420, '02/01/94', 'New York', 'W');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (2, 'Robert',14420, '01/02/95', 'Vancouver','N');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (3, 'Celia', 24020, '12/03/96', 'Toronto', 'W');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (4, 'Linda', 40620, '11/04/97', 'New York', 'N');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (5, 'David', 80026, '10/05/98', 'Vancouver','W');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (6, 'James', 70060, '09/06/99', 'Toronto', 'N');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (7, 'Alison',90620, '08/07/00', 'New York', 'W');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (8, 'Chris', 26020, '07/08/01', 'Vancouver','N');
INSERT 0 1
postgres=# insert into employee (ID, name, salary, start_date, city, region)
postgres-# values (9, 'Mary', 60020, '06/09/02', 'Toronto', 'W');
INSERT 0 1
postgres=#
postgres=# select * from employee;
id | name | salary | start_date | city | region
----+--------+--------+------------+-----------+--------
1 | Jason | 40420 | 1994-02-01 | New York | W
2 | Robert | 14420 | 1995-01-02 | Vancouver | N
3 | Celia | 24020 | 1996-12-03 | Toronto | W
4 | Linda | 40620 | 1997-11-04 | New York | N
5 | David | 80026 | 1998-10-05 | Vancouver | W
6 | James | 70060 | 1999-09-06 | Toronto | N
7 | Alison | 90620 | 2000-08-07 | New York | W
8 | Chris | 26020 | 2001-07-08 | Vancouver | N
9 | Mary | 60020 | 2002-06-09 | Toronto | W
(9 rows)
postgres=#
postgres=# SELECT name, to_char(start_date, 'FMMonth FMDDth, YYYY') AS informal,
postgres-# to_char(start_date, 'YYYY-MM-DD') AS formal,
postgres-# to_char(start_date, 'Y,YYY "years" A.D.') AS first_published
postgres-# FROM employee;
name | informal | formal | first_published
--------+---------------------+------------+------------------
Jason | February 1st, 1994 | 1994-02-01 | 1,994 years A.D.
Robert | January 2nd, 1995 | 1995-01-02 | 1,995 years A.D.
Celia | December 3rd, 1996 | 1996-12-03 | 1,996 years A.D.
Linda | November 4th, 1997 | 1997-11-04 | 1,997 years A.D.
David | October 5th, 1998 | 1998-10-05 | 1,998 years A.D.
James | September 6th, 1999 | 1999-09-06 | 1,999 years A.D.
Alison | August 7th, 2000 | 2000-08-07 | 2,000 years A.D.
Chris | July 8th, 2001 | 2001-07-08 | 2,001 years A.D.
Mary | June 9th, 2002 | 2002-06-09 | 2,002 years A.D.
(9 rows)
postgres=#
postgres=# drop table employee;
DROP TABLE
postgres=#
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