{"id":426915,"date":"2021-04-11T22:31:38","date_gmt":"2021-04-11T14:31:38","guid":{"rendered":"http:\/\/4563.org\/?p=426915"},"modified":"2021-04-11T22:31:38","modified_gmt":"2021-04-11T14:31:38","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-tortoise-orm-%e7%9a%84-json-%e5%ad%97%e6%ae%b5%e4%b8%ad%e6%9f%a5%e6%89%be%e5%90%ab%e6%9c%89%e6%8c%87%e5%ae%9a%e5%80%bc%e7%9a%84%e9%a1%b9%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=426915","title":{"rendered":"\u5982\u4f55\u5728 tortoise-orm \u7684 JSON \u5b57\u6bb5\u4e2d\u67e5\u627e\u542b\u6709\u6307\u5b9a\u503c\u7684\u9879\uff1f"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u5982\u4f55\u5728 tortoise-orm \u7684 JSON \u5b57\u6bb5\u4e2d\u67e5\u627e\u542b\u6709\u6307\u5b9a\u503c\u7684\u9879\uff1f               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : we21x <\/span>  <span><i><\/i> 11<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<p>\u6bd4\u5982\u73b0\u5728\u6709\u5982\u4e0b\u8868:<\/p>\n<pre><code>class Foo(models.Model):     id = fields.IntField(pk=True)     tags = fields.JSONField(default=['aa', 'bb', 'cc']) <\/code><\/pre>\n<p>\u60f3\u67e5\u8be2 tags \u5185\u542b <code>bb<\/code> \u7684\u6570\u636e\u9879\uff0c\u8be5\u600e\u4e48\u5199\u5462\uff1f \u5b98\u65b9\u6587\u6863\u91cc\u9762\u6709\u4e2afiltering\u611f\u89c9\u6bd4\u8f83\u5408\u9002\uff0c\u4f46\u662f\u8fd9\u6837\u5199:<\/p>\n<pre><code>bb_tags = await Foo.filter(tags__in=['bb']) <\/code><\/pre>\n<p>\u5e76\u627e\u4e0d\u5230\u6570\u636e\u3002 \u53e6\u4e00\u4e2a\u601d\u8def\u662f\u76f4\u63a5\u5199\u539f\u59cb\u7684 SQL Query:<\/p>\n<pre><code>async with in_transaction() as conn:     r = await conn.execute_query('SELECT tags FROM Foo') <\/code><\/pre>\n<p>\u7136\u800c\u6211\u5e76\u4e0d\u4f1a\u5199&#8230;<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>3<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li data-pid=\"5668514\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : long2ice <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u53ef\u4ee5\u4f7f\u7528\u81ea\u5b9a\u4e49 function\uff0chttps:\/\/tortoise-orm.readthedocs.io\/en\/latest\/functions.html\uff0c\u770b\u6700\u540e\u7684\u6837\u4f8b\uff0cannotate + filter                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"5668515\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u4e3b<\/span> <span>\u8cc7\u6df1\u5927\u4f6c : we21x <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @long2ice \u611f\u8c22\uff01                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"5668516\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u4e3b<\/span> <span>\u8cc7\u6df1\u5927\u4f6c : we21x <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @long2ice \u5927\u4f6c\u80fd\u7ed9\u4e2a\u4f8b\u5b50\u5417\uff1f\u6211\u6ca1\u6709 SQL \u57fa\u7840\u8c03\u4e86\u597d\u534a\u5929\u4e5f\u6ca1\u770b\u61c2                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728 tortoise-orm &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\/426915"}],"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=426915"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/426915\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=426915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=426915"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=426915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}