mysql空间数据相关操作

CREATE TABLE ts.points
(
name        VARCHAR (20) NOT NULL,
location    POINT NOT NULL,
description VARCHAR (200)
);

INSERT INTO Points (name, location) VALUES ( 'p1' , GeomFromText( ' POINT(10 20) ' ) )
INSERT INTO Points (name, location) VALUES ( 'p2' , GeomFromText( ' POINT(11 30) ' ) )
INSERT INTO Points (name, location) VALUES ( 'p3' , GeomFromText( ' POINT(10 21) ' ) )

SELECT NAME, ASTEXT(LOCATION),X(LOCATION),Y(LOCATION) FROM POINTS

SELECT *,ROUND(6378.138*2*ASIN(SQRT(POW(SIN( (X(LOCATION)*PI()/180-10*PI()/180)/2),2)+COS(X(LOCATION)*PI()/180)*COS(10*PI()/180)* POW(SIN( (Y(LOCATION)*PI()/180-20*PI()/180)/2),2)))*1000) AS DISTANCE FROM POINTS ORDER BY DISTANCE ASC

SELECT  name ,X(LOCATION),Y(LOCATION)
FROM    points
WHERE   MBRContains
(
LineString
(
Point
(
10 + 100 / ( 111.1 / COS(RADIANS(104.067221))),
20 + 100 / 111.1
),
Point
(
10 - 100 / ( 111.1 / COS(RADIANS(104.067221))),
20 - 100 / 111.1
)
),
location
)