{"id":160649,"date":"2020-09-26T20:32:56","date_gmt":"2020-09-26T12:32:56","guid":{"rendered":"http:\/\/4563.org\/?p=160649"},"modified":"2020-09-26T20:32:56","modified_gmt":"2020-09-26T12:32:56","slug":"%e5%85%b3%e4%ba%8e-flask-sqlachemy-%e6%95%b0%e6%8d%ae%e5%ba%93%e5%9b%9e%e6%bb%9a%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=160649","title":{"rendered":"\u5173\u4e8e flask-sqlachemy \u6570\u636e\u5e93\u56de\u6eda\u7684\u95ee\u9898"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u5173\u4e8e flask-sqlachemy \u6570\u636e\u5e93\u56de\u6eda\u7684\u95ee\u9898               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : Macv1994 <\/span>  <span><i><\/i> 0<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<p>1.\u6bcf\u4e00\u4e2a session \u662f\u5426\u5728\u5f53\u524d\u8bf7\u6c42\u7ed3\u675f\u540e\u81ea\u52a8\u9500\u6bc1\uff1f 2.\u5982\u679c\u6267\u884c commit \u51fa\u9519\uff0c\u9700\u4e0d\u9700\u8981\u8fdb\u884c\u56de\u6eda\uff1f 3.\u5982\u679c\u9700\u8981\u8fdb\u884c\u56de\u6eda\uff0c\u5e94\u8be5\u600e\u4e48\u5199\uff1f(\u5728\u6bcf\u4e00\u4e2a commit \u64cd\u4f5c\u5730\u65b9\u5199 rollback?\u6709\u6ca1\u6709\u7c7b\u4f3c\u88c5\u9970\u5668\u7684\u65b9\u6cd5?) \u70e6\u8bf7\u5404\u4f4d\u5927\u4f6c\u6307\u6559\u4e00\u4e0b..<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>4<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li data-pid=\"3473232\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u4e3b<\/span> <span>\u8cc7\u6df1\u5927\u4f6c : Macv1994 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             &#8220;`python<br \/>def db_exception_handle(db):<br \/> def decorator(func):<br \/> @wraps(func)<br \/> def decorated_function(*args, **kwargs):<br \/> try:<br \/> return func(*args, **kwargs)<br \/> except:<br \/> db.session.rollback()<br \/> abort(500)<br \/> return decorated_function<br \/> return decorator<br \/>&#8220;`<br \/>\u8fd9\u6837\u5b50\u5199\u4e0d\u77e5\u9053\u662f\u5426\u53ef\u4ee5\uff0c\u4f20\u8fdb\u6765\u7684 db \u4e0d\u77e5\u9053\u662f\u4e0d\u662f\u5f53\u524d\u8bf7\u6c42\u4e0a\u4e0b\u6587\u73af\u5883\u3002\u6d4b\u8bd5\u4e86\u4e00\u4e0b\u611f\u89c9\u6ca1\u95ee\u9898\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3473233\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : ila <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u6709\u5f00\u59cb\u4e8b\u52a1\u7684\u53c2\u6570\u914d\u7f6e\uff0c\u770b\u5b98\u65b9\u6587\u6863                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3473234\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : qile1 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u6570\u636e\u5e93\u6267\u884c\u65f6\u5019\u6709\u4e8b\u7269\u56de\u6eda\u8bed\u53e5\uff0c\u628a\u56de\u6eda\u8bed\u53e5\u653e\u5230\u5f02\u5e38\u5904\u7406\u91cc\u9762                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3473235\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u4e3b<\/span> <span>\u8cc7\u6df1\u5927\u4f6c : Macv1994 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @qile1 \u6069\uff0c\u8fd9\u4e2a\u6211\u77e5\u9053\uff0c\u4f46\u662f\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u5730\u65b9\u5f88\u591a\u5440\uff0c\u600e\u4e48\u5904\u7406\u6bd4\u8f83\u65b9\u4fbf\u4e00\u70b9\uff0c\u4e0d\u80fd\u5728\u6bcf\u4e2a\u5730\u65b9\u90fd\u5199\u4e00\u4e2a try&#8230;except \u8bed\u53e5\u5427&#8230;                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u5173\u4e8e flask-sqlachem&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\/160649"}],"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=160649"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/160649\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=160649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=160649"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=160649"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}