doris/docs/documentation/cn/sql-reference/sql-functions/spatial-functions/st_linefromtext.md

ST_LineFromText,ST_LineStringFromText

Syntax

GEOMETRY ST_LineFromText(VARCHAR wkt)

Description

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

Examples

mysql> SELECT ST_AsText(ST_LineFromText("LINESTRING (1 1, 2 2)"));
+---------------------------------------------------------+
| st_astext(st_geometryfromtext('LINESTRING (1 1, 2 2)')) |
+---------------------------------------------------------+
| LINESTRING (1 1, 2 2)                                   |
+---------------------------------------------------------+