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Re: SQRT / Pythagoras Query problem
Posted by: Peter Brawley
Date: May 14, 2014 03:37PM

The formula's ok: 

insert into loc (a_name, a_x, b_x, a_y, b_y) values( 'test', 0, 3, 0, 4);
select sqrt( ((a_x - b_x) * (a_x - b_x)) + ((a_y - b_y) * (a_y - b_y)) ) as hypot from loc;
+-------+
| hypot |
+-------+
|     5 |
+-------+

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Subject
Written By
Posted
SQRT / Pythagoras Query problem
gary campbell
May 14, 2014 11:09AM
Re: SQRT / Pythagoras Query problem
Peter Brawley
May 14, 2014 03:37PM
Re: SQRT / Pythagoras Query problem
gary campbell
May 15, 2014 03:12AM
Re: SQRT / Pythagoras Query problem
Peter Brawley
May 15, 2014 11:54AM
Re: SQRT / Pythagoras Query problem
gary campbell
May 16, 2014 01:54PM
Re: SQRT / Pythagoras Query problem
Peter Brawley
May 16, 2014 03:14PM
Re: SQRT / Pythagoras Query problem
Rick James
May 16, 2014 05:53PM
Re: SQRT / Pythagoras Query problem
gary campbell
May 17, 2014 02:25AM


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