{"id":48,"date":"2021-05-19T16:24:22","date_gmt":"2021-05-19T16:24:22","guid":{"rendered":"https:\/\/oidema-jp.com\/media\/2021-05-19-162422\/"},"modified":"2021-05-19T16:24:22","modified_gmt":"2021-05-19T16:24:22","slug":"2021-05-19-162422","status":"publish","type":"post","link":"https:\/\/oidema-jp.com\/media\/2021-05-19-162422\/","title":{"rendered":"TypeORM x NestJS\u3067PosgreSQL\u306eSequence Value\u3092\u53d7\u3051\u3068\u308b"},"content":{"rendered":"<p><span itemscope itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/k\/keisuke8925gdk\/20210519\/20210519162236.png\" alt=\"f:id:keisuke8925gdk:20210519162236p:plain\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"><\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/oidema-jp.com\/media\/2021-05-19-162422\/#%E3%81%AF%E3%81%98%E3%82%81%E3%81%AB\" >\u306f\u3058\u3081\u306b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/oidema-jp.com\/media\/2021-05-19-162422\/#%E8%AA%B2%E9%A1%8C%E3%81%AE%E5%85%B1%E6%9C%89\" >\u8ab2\u984c\u306e\u5171\u6709<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/oidema-jp.com\/media\/2021-05-19-162422\/#%E3%82%B7%E3%83%BC%E3%82%AF%E3%82%A8%E3%83%B3%E3%82%B9%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB%E3%81%AE%E3%81%84%E3%81%84%E3%81%A8%E3%81%93%E3%82%8D\" >\u30b7\u30fc\u30af\u30a8\u30f3\u30b9\u30c6\u30fc\u30d6\u30eb\u306e\u3044\u3044\u3068\u3053\u308d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/oidema-jp.com\/media\/2021-05-19-162422\/#TypeORM%E3%81%AE%E8%A8%AD%E5%AE%9A\" >TypeORM\u306e\u8a2d\u5b9a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/oidema-jp.com\/media\/2021-05-19-162422\/#NestJS%E3%81%8B%E3%82%89NextVal%E3%81%AE%E5%8F%96%E5%BE%97\" >NestJS\u304b\u3089NextVal\u306e\u53d6\u5f97<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"i-0\"><span class=\"ez-toc-section\" id=\"%E3%81%AF%E3%81%98%E3%82%81%E3%81%AB\"><\/span>\u306f\u3058\u3081\u306b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u304a\u4e45\u3057\u3076\u308a\u3067\u3059\u3002<br \/>\n\u4e45\u3057\u3076\u308a\u306e\u6280\u8853\u6295\u7a3f\u3067\u3059\u3002<\/p>\n<p>\u6700\u8fd1\u306f\u3001\u89e6\u308c\u308b\u6280\u8853\u304c\u5897\u3048\u3066\u304d\u3066\u3044\u3066\u3001\u65b0\u3057\u3044\u6280\u8853\u306b\u5bfe\u3057\u3066\u3001\u3053\u307e\u304b\u304f\u72b6\u6cc1\u3092\u6574\u7406\u3057\u306a\u304c\u3089\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u9032\u3081\u308b\u306e\u304c\u3001\u306a\u304b\u306a\u304b\u8f9b\u3044\u306a\u3068\u601d\u3046\u4eca\u65e5\u3053\u306e\u9803\u3067\u3059\u3002<\/p>\n<p>\u3055\u3066\u73fe\u5728\u3001\u305d\u308c\u306a\u308a\u306e\u898f\u6a21\u611f\uff1f\u306a\u30c7\u30fc\u30bf\u57fa\u76e4\u306e\u69cb\u7bc9\u3092\u9032\u3081\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30c7\u30fc\u30bf\u57fa\u76e4\u3067\u306f\u3001\u6642\u7cfb\u5217\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u6271\u3046\u305f\u3081\u3001\u30c7\u30fc\u30bf\u3092\u6642\u7cfb\u5217\u3068\u3059\u3079\u304f\u3001\u30ec\u30b3\u30fc\u30c9ID\u3068\u306f\u5225\u500b\u3067\u30e6\u30cb\u30fc\u30af\u306aID\u3092\u6301\u3061\u305f\u3044\u3068\u8003\u3048\u3066\u304a\u308a\u3001\u3053\u3053\u3067PosgreSQL\u3067\u30b7\u30fc\u30af\u30a8\u30f3\u30b9\u30c6\u30fc\u30d6\u30eb\u3092\u6d3b\u7528\u3057\u305fID\u3092\u632f\u3063\u3066\u3044\u3053\u3046\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u3068\u304d\u3001\u3044\u308d\u3044\u308d\u3068\u60c5\u5831\u30bd\u30fc\u30b9\u3092\u63a2\u3057\u307e\u3057\u305f\u304c\u3001\u65e5\u672c\u8a9e\u3067\u306f\u307e\u3068\u3082\u306a\u60c5\u5831\u304c\u306a\u3044\u3088\u3046\u306b\u611f\u3058\u305f\u306e\u3067\u3001\u79c1\u304c\u5b9f\u88c5\u3057\u305f\u3084\u308a\u65b9\u3092\u516c\u958b\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u3002<\/p>\n<p>\u540c\u3058\u554f\u984c\u3067\u56f0\u3063\u3066\u3044\u308b\u65b9\u306e\u53c2\u8003\u306b\u306a\u3063\u305f\u3089\u3044\u3044\u306a\u3068\u601d\u3044\u3064\u3064\u3001\u3082\u3063\u3068\u3059\u3054\u3044\u65b9\u306b\u3001\u3042\u308f\u3088\u304f\u3070\u30a2\u30c9<a class=\"keyword\" href=\"http:\/\/d.hatena.ne.jp\/keyword\/%A5%D0%A5%A4%A5%B9\">\u30d0\u30a4\u30b9<\/a>\u3044\u305f\u3060\u3051\u305f\u3089\u5b09\u3057\u3044\u306a\u3093\u3066\u601d\u3063\u3066\u307e\u3059\u3002<\/p>\n<h2 id=\"i-1\"><span class=\"ez-toc-section\" id=\"%E8%AA%B2%E9%A1%8C%E3%81%AE%E5%85%B1%E6%9C%89\"><\/span>\u8ab2\u984c\u306e\u5171\u6709<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/nestjs.com\/\">NestJS<\/a>\uff58<a href=\"https:\/\/typeorm.io\/#\/\">TypeORM<\/a>\uff58<a class=\"keyword\" href=\"http:\/\/d.hatena.ne.jp\/keyword\/PostgreSQL\">PostgreSQL<\/a>\u3067Sequential\u306a\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\uff1f<\/p>\n<p>\u30b7\u30fc\u30af\u30a8\u30f3\u30b9\u30c6\u30fc\u30d6\u30eb\u3063\u3066\u306a\u3093\u30e8\uff1f\u3063\u3066\u65b9\u306f\u3053\u306e\u6295\u7a3f\u3092\u898b\u308b\u524d\u306b<a href=\"https:\/\/www.postgresql.jp\/document\/9.4\/html\/sql-createsequence.html\">\u3053\u3061\u3089<\/a>\u3092\u898b\u305f\u65b9\u304c\u826f\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<h2 id=\"i-2\"><span class=\"ez-toc-section\" id=\"%E3%82%B7%E3%83%BC%E3%82%AF%E3%82%A8%E3%83%B3%E3%82%B9%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB%E3%81%AE%E3%81%84%E3%81%84%E3%81%A8%E3%81%93%E3%82%8D\"><\/span>\u30b7\u30fc\u30af\u30a8\u30f3\u30b9\u30c6\u30fc\u30d6\u30eb\u306e\u3044\u3044\u3068\u3053\u308d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e00\u56de\u8aad\u307f\u53d6\u3063\u305f\u3089\u3001\u3082\u3046\u305d\u306eID\u306f\u767a\u884c\u3055\u308c\u306a\u3044\u3002<br \/>\n\u3053\u306e\u305f\u3081\u3001\u6bce\u5ea6\u3001\u5fc5\u8981\u306a\u969b\u306bSelect\u3059\u308c\u3070\u3044\u3044\u3060\u3051\u306a\u306e\u3067\u3068\u3063\u3066\u3082\u4fbf\u5229\u3002<\/p>\n<h2 id=\"i-3\"><span class=\"ez-toc-section\" id=\"TypeORM%E3%81%AE%E8%A8%AD%E5%AE%9A\"><\/span>TypeORM\u306e\u8a2d\u5b9a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7d50\u8ad6\u304b\u3089\u3044\u3046\u3068\u3001TypeORM\u304b\u3089\u30b7\u30fc\u30af\u30a8\u30f3\u30b9\u30c6\u30fc\u30d6\u30eb\u3092\u5b9a\u7fa9\u3059\u308b\u306e\u306f\u3067\u304d\u306a\u3044\u3068\u8a8d\u8b58\u3057\u307e\u3057\u305f\u3002\u3059\u304f\u306a\u304f\u3068\u3082\u516c\u5f0f\u3067\u306f\u89e6\u308c\u3089\u308c\u3066\u3044\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001<a href=\"https:\/\/www.pgadmin.org\/\">pgAdmin<\/a>\u304b\u3089\u4e0b\u8a18\u306e\u3088\u3046\u306b\u30c6\u30fc\u30d6\u30eb\u3092\u5b9a\u7fa9\u3057\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">$ CREATE SEQUENCE property_sequence OWNED BY property.unique_id <\/pre>\n<h2 id=\"i-4\"><span class=\"ez-toc-section\" id=\"NestJS%E3%81%8B%E3%82%89NextVal%E3%81%AE%E5%8F%96%E5%BE%97\"><\/span>NestJS\u304b\u3089NextVal\u306e\u53d6\u5f97<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u3053\u3061\u3089\u3001\u3082\u3061\u308d\u3093\u3001\u5c02\u7528\u306e\u3082\u306e\u306f\u7528\u610f\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u3067\u4e0b\u8a18\u306e\u3088\u3046\u306b\u666e\u901a\u306bSelect\u6587\u3092\u5b9f\u884c\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u30bd\u30fc\u30b9\u306f\u3053\u3061\u3089<\/p>\n<pre class=\"code lang-typescript\" data-lang=\"typescript\" data-unlink=\"\"><span class=\"synStatement\">async<\/span> getNextVal<span class=\"synStatement\">()<\/span>: Promise<span class=\"synStatement\">&lt;<\/span><span class=\"synType\">number<\/span><span class=\"synStatement\">&gt;<\/span> <span class=\"synIdentifier\">{<\/span>\n<span class=\"synStatement\">const<\/span> sequenceName <span class=\"synStatement\">=<\/span> <span class=\"synConstant\">'property_sequence'<\/span>\n<span class=\"synStatement\">const<\/span> query <span class=\"synStatement\">=<\/span> getManager<span class=\"synStatement\">()<\/span>\n<span class=\"synStatement\">const<\/span> result <span class=\"synStatement\">=<\/span> <span class=\"synStatement\">await<\/span> query.query<span class=\"synStatement\">(<\/span><span class=\"synConstant\">`select nextval('${sequenceName}')`<\/span><span class=\"synStatement\">)<\/span>.then<span class=\"synStatement\">((<\/span>data<span class=\"synStatement\">)<\/span> <span class=\"synStatement\">=&gt;<\/span> <span class=\"synIdentifier\">{<\/span>\n<span class=\"synStatement\">return<\/span> data<span class=\"synIdentifier\">[<\/span><span class=\"synConstant\">0<\/span><span class=\"synIdentifier\">]<\/span>.nextval<span class=\"synStatement\">;<\/span>\n<span class=\"synIdentifier\">}<\/span><span class=\"synStatement\">)<\/span>\n<span class=\"synStatement\">return<\/span> result<span class=\"synStatement\">;<\/span>\n<span class=\"synIdentifier\">}<\/span>\n<\/pre>\n<p>\u3053\u308c\u3060\u3051\u306a\u3093\u3067\u3059\u304c\u3001\u3060\u308c\u304b\u306e\u304a\u5f79\u306b\u305f\u3066\u3070\u3046\u308c\u3057\u3044\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NestJS\u3068TypeORM\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u30b7\u30fc\u30af\u30a8\u30f3\u30b9\u30c6\u30fc\u30d6\u30eb\u306e\u53d6\u308a\u6271\u3044\u3069\u3046\u3084\u308b\u306e\uff1f<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-48","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-uncategorized","7":"entry","8":"nothumb"},"acf":[],"aioseo_notices":[],"mb":[],"mfb_rest_fields":["title","aioseo_notices"],"_links":{"self":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/posts\/48","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/comments?post=48"}],"version-history":[{"count":0,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/posts\/48\/revisions"}],"wp:attachment":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/media?parent=48"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/categories?post=48"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/tags?post=48"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}