ST_LineFromText,ST_LineStringFromText

description

Syntax

GEOMETRY ST_LineFromText(VARCHAR wkt)

将一个WKT（Well Known Text）转化为一个Line形式的内存表现形式

example

1. mysql> SELECT ST_AsText(ST_LineFromText("LINESTRING (1 1, 2 2)"));
2. +---------------------------------------------------------+
3. | st_astext(st_geometryfromtext('LINESTRING (1 1, 2 2)')) |
4. +---------------------------------------------------------+
5. | LINESTRING (1 1, 2 2)                                   |
6. +---------------------------------------------------------+

keyword

ST_LINEFROMTEXT,ST_LINESTRINGFROMTEXT,ST,LINEFROMTEXT,LINESTRINGFROMTEXT