INSERT INTO当其中一些行的 PostGIS 几何类型的值与目标表中相应行的 PostGIS 几何类型不兼容时,使用单个语句将多行插入到表中会失败(如预期的那样):
CREATE EXTENSION postgis;
CREATE TABLE t (
id integer,
p geometry(POINT)
);
INSERT INTO t
VALUES
( 1, ST_GeometryFromText('Point(0 0)') ),
( 2, ST_GeometryFromText('Point(1 2)') ),
( 3, ST_GeometryFromText('MultiPoint(2 3)') ),
( 4, ST_GeometryFromText('Point(5 23)') ),
( 5, ST_GeometryFromText('Point(42 36)') );
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错误消息告诉我们到底出了什么问题:
CREATE EXTENSION postgis;
CREATE TABLE t (
id integer,
p geometry(POINT)
);
INSERT INTO t
VALUES
( 1, ST_GeometryFromText('Point(0 0)') ),
( 2, ST_GeometryFromText('Point(1 2)') ),
( 3, ST_GeometryFromText('MultiPoint(2 3)') ), …Run Code Online (Sandbox Code Playgroud)