Mysql ST_包含返回错误的结果

我使用St_contains查找点是否在多边形中，但结果似乎不准确。如果点不在多边形中，St_contains仍将返回1

这是我的密码

SET@i=ST\u
(
'多边形((43.120825901794 -79.804519106556,43.121675995356 -79.808262109949,43.122060291437 -79.809953891553,43.122354803231 -79.811250508027,43.122502706668 -79.811978610103,43.122504906903 -79.811986283924,43.122508088955 -79.811996589915,43.122511303346 -79.812006400094,43.122515398461 -79.812018485988,43.122519502329 -79.812029908205,43.122524189401 -79.812042396061,43.122529607259 -79.812055910908,43.122534497156 -79.812067301339,43.122539412616 -79.812078511034,43.122544813239 -79.812089906984,43.122551308513 -79.812103104857,43.122556500525 -79.812113197823,43.122556947646 -79.81211402064,43.122561101914 -79.81212180938,43.122567611947 -79.812133297692,43.12257380731 -79.812143998195,43.122581413338 -79.812156209043,43.122588306761 -79.812166796322,43.122597209243 -79.812179886041,43.122606608303 -79.812192880573,43.122615299471 -79.812204285086,43.122624697158 -79.812215817893,43.122632697612 -79.812225210299,43.122640110139 -79.812233503458,43.122647597468 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-79.813047801397,43.122772388099 -79.813049003631,43.12277260712 -79.813050199487,43.122772801515 -79.813051401732,43.122772995918 -79.813052604035,43.122773303885 -79.813053706912,43.122773498288 -79.813054909215,43.122774106142 -79.81305850955,43.122774398926 -79.813059686031,43.122774593372 -79.813060888323,43.122775201183 -79.813064488669,43.122775498731 -79.813065698749,43.12277589799 -79.813067996083,43.122776092393 -79.813069198386,43.122776389898 -79.813070408477,43.122776608911 -79.813071604275,43.122777192189 -79.813075211045,43.122777509557 -79.813076381151,43.122777703994 -79.813077583384,43.122778107974 -79.813079914327,43.122778400766 -79.813081090868,43.12277859516 -79.813082293113,43.122778789606 -79.813083495405,43.122779008619 -79.813084691203,43.122779203013 -79.813085893448,43.122779500519 -79.813087103539,43.122779694964 -79.813088305831,43.122779899828 -79.813089400921,43.122780094222 -79.813090603166,43.122780391727 -79.813091813256,43.122780610749 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