{"id":99986,"date":"2020-04-27T05:15:18","date_gmt":"2020-04-26T21:15:18","guid":{"rendered":"http:\/\/4563.org\/?p=99986"},"modified":"2020-04-27T05:15:18","modified_gmt":"2020-04-26T21:15:18","slug":"%e6%9c%89%e8%80%81%e5%93%a5%e7%94%a8%e8%bf%87-postgis-%e7%9a%84%e4%b9%88","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=99986","title":{"rendered":"\u6709\u8001\u54e5\u7528\u8fc7 postgis \u7684\u4e48"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u6709\u8001\u54e5\u7528\u8fc7 postgis \u7684\u4e48               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : ackfin01 <\/span>  <span><i><\/i> 53<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<p>\u5efa\u7acb\u4e86\u4e00\u4e2a\u8868\uff0c\u5176\u4e2d\u4e00\u4e2a\u5b57\u6bb5\u662f geometry(Polygon) \u7c7b\u578b\u7684\uff0c\u76ee\u524d\u6570\u636e\u5e93\u91cc\u9762\u6709\u4e00\u6761\u8bb0\u5f55\u91cc\u9762\u662f\u5305\u542b\u4e24\u4e2a\u77e9\u5f62\uff1a<\/p>\n<pre><code>'POLYGON((466.011 573.9911,503.4636 573.9911,503.4636 583.6541,466.011 583.6541,466.011 573.9911),(91.014 603.9088,116.8337 603.9088,116.8337 615.8859,91.014 615.8859,91.014 603.9088))' <\/code><\/pre>\n<p>\u5bf9\u5e94\u77e9\u5f62\u662f<\/p>\n<pre><code>[[466.011, 573.9911, 503.4636, 583.6541], [91.014, 603.9088, 116.8337, 615.8859]] <\/code><\/pre>\n<p>\u5176\u4e2d\u91cc\u9762\u6bcf\u4e00\u4e2a list \u7684\u6bcf\u4e00\u9879\u5bf9\u5e94\u4e8e\u77e9\u5f62\u7684 x,y,xx,yy<\/p>\n<p>\u5728 QGIS \u91cc\u9762\u662f\u8fd9\u6837\u7684\uff08\u7ea2\u6846\u6846\u8d77\u6765\u7684\u8fd9\u4e24\u4e2a\u77e9\u5f62\uff09<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/05\/20200522_5ec7bd7eacf32.png\" alt=\"\u6709\u8001\u54e5\u7528\u8fc7 postgis \u7684\u4e48\" \/><\/p>\n<p>\u95ee\u9898\u6765\u4e86\uff0c\u73b0\u5728\u6211\u901a\u8fc7\u548c[466.011, 573.9911, 503.4636, 583.6541]\u662f\u5426\u76f8\u4ea4\u53ef\u4ee5\u67e5\u5230\u8fd9\u6761\u8bb0\u5f55<\/p>\n<p>\u4f46\u662f\u901a\u8fc7<\/p>\n<pre><code>[91.014, 603.9088, 116.8337, 615.8859] 'POLYGON((91.014 603.9088,116.8337 603.9088,116.8337 615.8859,91.014 615.8859,91.014 603.9088))'  <\/code><\/pre>\n<p>\u67e5\u4e0d\u5230\uff0c\u76f8\u4ea4\u7528\u7684<code>ST_Intersects<\/code>\u6216\u8005<code>&amp;&amp;<\/code>\uff0c\u8fd9\u662f\u5565\u539f\u56e0\u5440\uff1f<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>1<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li data-pid=\"770704\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u4e3b<\/span> <span>\u8cc7\u6df1\u5927\u4f6c : ackfin01 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u4e4b\u524d\u7684\u7406\u89e3\u6709\u9519\uff1a\u5bf9\u4e8e\u6709\u591a\u4e2a\u77e9\u5f62\u6846\u7684\u60c5\u51b5\uff0c\u5e94\u8be5\u4f7f\u7528 MULTIPOLYGON\uff0c\u800c POLYGON \u7684\u591a\u4e2a\u6846\u662f\u6307\u7531\u4e00\u4e2a\u5916\u73af\u548c 0 \u5230\u591a\u4e2a\u5185\u73af\u7ec4\u6210\u7684\u3002<\/p>\n<p>https:\/\/skyrover.me\/posts\/101                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u6709\u8001\u54e5\u7528\u8fc7 postgis \u7684\u4e48 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/99986"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=99986"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/99986\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=99986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=99986"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=99986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}