{"id":41923,"date":"2023-01-10T02:02:08","date_gmt":"2023-09-04T06:04:59","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e5%bd%95%e3%80%91%e3%80%90rails%e3%80%91%e4%bb%8e%e5%ae%89%e8%a3%85postgresql%e5%88%b0%e5%88%9b%e5%bb%ba%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e6%b5%81%e7%a8%8b%e5%a6%82\/"},"modified":"2024-04-29T09:17:35","modified_gmt":"2024-04-29T01:17:35","slug":"%e3%80%90%e5%a4%87%e5%bf%98%e5%bd%95%e3%80%91%e3%80%90rails%e3%80%91%e4%bb%8e%e5%ae%89%e8%a3%85postgresql%e5%88%b0%e5%88%9b%e5%bb%ba%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e6%b5%81%e7%a8%8b%e5%a6%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e5%bd%95%e3%80%91%e3%80%90rails%e3%80%91%e4%bb%8e%e5%ae%89%e8%a3%85postgresql%e5%88%b0%e5%88%9b%e5%bb%ba%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e6%b5%81%e7%a8%8b%e5%a6%82\/","title":{"rendered":"\u3010\u5907\u5fd8\u5f55\u3011\u3010Rails\u3011\u4ece\u5b89\u88c5PostgreSQL\u5230\u521b\u5efa\u6570\u636e\u5e93\u7684\u6d41\u7a0b\u5982\u4e0b\uff1a"},"content":{"rendered":"

\u6211\u4e4b\u524d\u4e00\u76f4\u4f7f\u7528MySQL\uff0c\u4f46\u7531\u4e8e\u5de5\u4f5c\u9700\u8981\uff0c\u8981\u5f00\u59cb\u4f7f\u7528PostgreSQL\u3002\u867d\u7136\u6211\u5728\u672c\u5730\u5b89\u88c5\u4e86\u5b83\uff0c\u4f46\u5728\u521b\u5efa\u6570\u636e\u5e93\u65f6\uff0c\u9047\u5230\u4e86\u591a\u6b21\u9519\u8bef\uff0c\u7ecf\u5386\u4e86\u4e00\u4e9b\u56f0\u96be\u3002\u6240\u4ee5\u6211\u4f1a\u5c06\u6210\u529f\u7684\u8fc7\u7a0b\u8bb0\u5f55\u5728\u5907\u5fd8\u5f55\u4e2d\u3002<\/p>\n

\u9884\u5148\u51c6\u5907<\/h1>\n

\u53ea\u9700\u4e00\u79cd\u9009\u9879\uff1a\u7f16\u8f91config\/database.yml<\/h4>\n

\u6211\u5011\u5c07 database.yml \u6587\u4ef6\u4e2d\u7684 development \u90e8\u5206\u7de8\u8f2f\u5982\u4e0b\u3002<\/p>\n

(<\/span>\u7701\u7565<\/span>)<\/span>\r\n\r\ndevelopment:\r\n  <\/span><<<\/span>:<\/span> *<\/span>default<\/span>\r\n  database: <\/span>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d<\/span>\r\n  host: <\/span>localhost<\/span>\r\n  port: <\/span>5432<\/span>\r\n\r\n(<\/span>\u7701\u7565<\/span>)<\/span>\r\n<\/code><\/pre>\n
\u300c\u4ee5\u4e0b\u662f\u6211\u6240\u53c2\u8003\u7684\u6587\u7ae0\u300d<\/p>\n
\u7f16\u8f91 .env \u6587\u4ef6\u3002<\/h4>\n
\u5728\u6211\u5de5\u4f5c\u7684\u9879\u76ee\u4e2d\uff0c\u6211\u4f7f\u7528\u73af\u5883\u53d8\u91cf\u6765\u914d\u7f6edatabase.yml\u6587\u4ef6\u4e2d\u9ed8\u8ba4\u73af\u5883\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002
\n\u56e0\u6b64\uff0c\u6211\u4f1a\u521b\u5efa\u4e00\u4e2a.env\u6587\u4ef6\uff0c\u5e76\u63d0\u524d\u8f93\u5165\u6240\u9700\u521b\u5efa\u6570\u636e\u5e93\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002
\n\uff08\u203b\u8bf7\u6839\u636e\u60a8\u81ea\u5df1\u7684\u60c5\u51b5\u8fdb\u884c\u9002\u5f53\u66f4\u6539\uff09<\/p>\n
\u5b89\u88c5\u81f3\u6570\u636e\u5e93\u521b\u5efa\u3002<\/h1>\n
\u5b89\u88c5\u548c\u5378\u8f7d\u90fd\u4f7f\u7528Homebrew\u3002<\/p>\n
brew<\/span> install<\/span> postgresql<\/span>@<\/span>13<\/span> \u2190\u30d0\u30fc\u30b8\u30e7\u30f3\u6307\u5b9a\u3057\u306a\u3044\u5834\u5408\u306f\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059\u3002<\/span>\r\n<\/code><\/pre>\n
Updating<\/span> Homebrew<\/span>...<\/span>\r\n==><\/span> Auto<\/span>-<\/span>updated<\/span> Homebrew<\/span>!<\/span>\r\nUpdated<\/span> 2<\/span> taps<\/span> (<\/span>homebrew<\/span>\/<\/span>core<\/span> and<\/span> homebrew<\/span>\/<\/span>cask<\/span>).<\/span>\r\n=<\/span>=><\/span> Updated<\/span> Formulae<\/span>\r\nUpdated<\/span> 1<\/span> formula<\/span>.<\/span>\r\n=<\/span>=><\/span> Updated<\/span> Casks<\/span>\r\nUpdated<\/span> 6<\/span> casks<\/span>.<\/span>\r\n\r\n=<\/span>=><\/span> Downloading<\/span> https<\/span>:\/<\/span>\/<\/span>ghcr<\/span>.<\/span>io<\/span>\/<\/span>v2<\/span>\/<\/span>homebrew<\/span>\/<\/span>core<\/span>\/<\/span>postgresql<\/span>\/<\/span>13<\/span>\/<\/span>manifests<\/span>\/<\/span>13.4<\/span>\r\nAlready<\/span> downloaded: <\/span>\/Users\/<\/span>\u30e6\u30fc\u30b6\u30fc\u540d<\/span>\/<\/span>Library<\/span>\/<\/span>Caches<\/span>\/<\/span>Homebrew<\/span>\/<\/span>downloads<\/span>\/<\/span>9108<\/span>fa3f85714f66e41fef926869408b2818a5765bcc36779c2f91bcad57705a<\/span>--<\/span>postgresql<\/span>@<\/span>13<\/span>-<\/span>13.4<\/span>.<\/span>bottle_manifest<\/span>.<\/span>json<\/span>\r\n==><\/span> Downloading<\/span> https<\/span>:\/<\/span>\/<\/span>ghcr<\/span>.<\/span>io<\/span>\/<\/span>v2<\/span>\/<\/span>homebrew<\/span>\/<\/span>core<\/span>\/<\/span>postgresql<\/span>\/<\/span>13<\/span>\/<\/span>blobs<\/span>\/<\/span>sha256<\/span>:e9c8001d59522349069422a196365fbfd79706c4abdcac970adf6a60b01aa82b<\/span>\r\nAlready<\/span> downloaded: <\/span>\/Users\/<\/span>\u30e6\u30fc\u30b6\u30fc\u540d<\/span>\/<\/span>Library<\/span>\/<\/span>Caches<\/span>\/<\/span>Homebrew<\/span>\/<\/span>downloads<\/span>\/<\/span>ffdbdb34a34e20e4f0669d92b0e17fff879b302c848d31b11b01646fb798100e<\/span>--<\/span>postgresql<\/span>@<\/span>13<\/span>--<\/span>13.4<\/span>.<\/span>catalina<\/span>.<\/span>bottle<\/span>.<\/span>tar<\/span>.<\/span>gz<\/span>\r\n==><\/span> Pouring<\/span> postgresql<\/span>@<\/span>13<\/span>--<\/span>13.4<\/span>.<\/span>catalina<\/span>.<\/span>bottle<\/span>.<\/span>tar<\/span>.<\/span>gz<\/span>\r\n==><\/span> Caveats<\/span>\r\nThis<\/span> formula<\/span> has<\/span> created<\/span> a<\/span> default<\/span> database<\/span> cluster<\/span> with:\r\n  <\/span>initdb<\/span> --<\/span>locale<\/span>=<\/span>C<\/span> -<\/span>E<\/span> UTF<\/span>-<\/span>8<\/span> \/<\/span>usr<\/span>\/<\/span>local<\/span>\/<\/span>var<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span>\r\nFor<\/span> more<\/span> details<\/span>,<\/span> read:\r\n  <\/span>https<\/span>:\/<\/span>\/<\/span>www<\/span>.<\/span>postgresql<\/span>.<\/span>org<\/span>\/<\/span>docs<\/span>\/<\/span>13<\/span>\/<\/span>app<\/span>-<\/span>initdb<\/span>.<\/span>html<\/span>\r\n\r\npostgresql<\/span>@<\/span>13<\/span> is<\/span> keg<\/span>-<\/span>only<\/span>,<\/span> which<\/span> means<\/span> it<\/span> was<\/span> not<\/span> symlinked<\/span> into<\/span> \/usr\/<\/span>local<\/span>,<\/span>\r\nbecause<\/span> this<\/span> is<\/span> an<\/span> alternate<\/span> version<\/span> of<\/span> another<\/span> formula<\/span>.<\/span>\r\n\r\nIf<\/span> you<\/span> need<\/span> to<\/span> have<\/span> postgresql<\/span>@<\/span>13<\/span> first<\/span> in<\/span> your<\/span> PATH<\/span>,<\/span> run:\r\n  <\/span>echo<\/span> 'export PATH=\"\/usr\/local\/opt\/postgresql@13\/bin:$PATH\"'<\/span> >><\/span> ~<\/span>\/.zshrc\r\n\r\nFor compilers to find postgresql@13 you may need to set:\r\n  export LDFLAGS=\"-L\/us<\/span>r<\/span>\/<\/span>local<\/span>\/<\/span>opt<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span>\/<\/span>lib<\/span>\"\r\n  export CPPFLAGS=\"<\/span>-<\/span>I<\/span>\/<\/span>usr<\/span>\/<\/span>local<\/span>\/<\/span>opt<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span>\/<\/span>include<\/span>\"\r\n\r\nFor pkg-config to find postgresql@13 you may need to set:\r\n  export PKG_CONFIG_PATH=\"<\/span>\/<\/span>usr<\/span>\/<\/span>local<\/span>\/<\/span>opt<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span>\/<\/span>lib<\/span>\/<\/span>pkgconfig<\/span>\"\r\n\r\n\r\nTo start postgresql@13:\r\n  brew services start postgresql@13\r\nOr, if you don't want\/need a background service you can just run:\r\n  \/usr\/local\/opt\/postgresql@13\/bin\/postgres -D \/usr\/local\/var\/postgresql@13\r\n==> Summary\r\n?  \/usr\/local\/Cellar\/postgresql@13\/13.4: 3,230 files, 42.8MB\r\n<\/span><\/code><\/pre>\n
\u6309\u7167\u8fd4\u56de\u7684\u6587\u5b57\uff0c\u6267\u884c\u5982\u4e0b\u64cd\u4f5c\u3002<\/p>\n
initdb<\/span> --<\/span>locale<\/span>=<\/span>C<\/span> -<\/span>E<\/span> UTF<\/span>-<\/span>8<\/span> \/<\/span>usr<\/span>\/<\/span>local<\/span>\/<\/span>var<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span>\r\n<\/code><\/pre>\n
\u7136\u540e\uff0c\u4f1a\u8fd4\u56de\u4ee5\u4e0b\u9519\u8bef\u3002<\/p>\n
The<\/span> files<\/span> belonging<\/span> to<\/span> this<\/span> database<\/span> system<\/span> will<\/span> be<\/span> owned<\/span> by<\/span> user<\/span> \"\u30e6\u30fc\u30b6\u30fc\u540d\"<\/span>.<\/span>\r\nThis<\/span> user<\/span> must<\/span> also<\/span> own<\/span> the<\/span> server<\/span> process<\/span>.<\/span>\r\n\r\nThe<\/span> database<\/span> cluster<\/span> will<\/span> be<\/span> initialized<\/span> with<\/span> locale<\/span> \"C\"<\/span>.<\/span>\r\nThe<\/span> default<\/span> text<\/span> search<\/span> configuration<\/span> will<\/span> be<\/span> set<\/span> to<\/span> \"english\"<\/span>.<\/span>\r\n\r\nData<\/span> page<\/span> checksums<\/span> are<\/span> disabled<\/span>.<\/span>\r\n\r\ninitdb<\/span>:<\/span> error: <\/span>directory<\/span> \"\/usr\/local\/var\/postgresql@13\"<\/span> exists<\/span> but<\/span> is<\/span> not<\/span> empty<\/span>\r\nIf<\/span> you<\/span> want<\/span> to<\/span> create<\/span> a<\/span> new<\/span> database<\/span> system<\/span>,<\/span> either<\/span> remove<\/span> or<\/span> empty<\/span>\r\nthe<\/span> directory<\/span> \"\/usr\/local\/var\/postgresql@13\"<\/span> or<\/span> run<\/span> initdb<\/span>\r\nwith<\/span> an<\/span> argument<\/span> other<\/span> than<\/span> \"\/usr\/local\/var\/postgresql@13\"<\/span>.<\/span>\r\n<\/code><\/pre>\n
\u6309\u7167\u9519\u8bef\u4fe1\u606f\u4e2d\u7684\u8bf4\u660e\uff0c\u5728\u4e0b\u9762\u6267\u884c\u3002<\/p>\n
rm<\/span> -<\/span>rf<\/span> \/usr\/<\/span>local<\/span>\/<\/span>var<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span>\r\n<\/code><\/pre>\n
\u518d\u6b21\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\u3002<\/p>\n
initdb<\/span> --<\/span>locale<\/span>=<\/span>C<\/span> -<\/span>E<\/span> UTF<\/span>-<\/span>8<\/span> \/<\/span>usr<\/span>\/<\/span>local<\/span>\/<\/span>var<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span>\r\n<\/code><\/pre>\n
The<\/span> files<\/span> belonging<\/span> to<\/span> this<\/span> database<\/span> system<\/span> will<\/span> be<\/span> owned<\/span> by<\/span> user<\/span> \"\u30e6\u30fc\u30b6\u30fc\u540d\"<\/span>.<\/span>\r\nThis<\/span> user<\/span> must<\/span> also<\/span> own<\/span> the<\/span> server<\/span> process<\/span>.<\/span>\r\n\r\nThe<\/span> database<\/span> cluster<\/span> will<\/span> be<\/span> initialized<\/span> with<\/span> locale<\/span> \"C\"<\/span>.<\/span>\r\nThe<\/span> default<\/span> text<\/span> search<\/span> configuration<\/span> will<\/span> be<\/span> set<\/span> to<\/span> \"english\"<\/span>.<\/span>\r\n\r\nData<\/span> page<\/span> checksums<\/span> are<\/span> disabled<\/span>.<\/span>\r\n\r\ncreating<\/span> directory<\/span> \/usr\/<\/span>local<\/span>\/<\/span>var<\/span>\/<\/span>postgresql<\/span>@<\/span>13<\/span> ...<\/span> ok<\/span>\r\ncreating<\/span> subdirectories<\/span> ...<\/span> ok<\/span>\r\nselecting<\/span> dynamic<\/span> shared<\/span> memory<\/span> implementation<\/span> ...<\/span> posix<\/span>\r\nselecting<\/span> default<\/span> max_connections<\/span> ...<\/span> 100<\/span>\r\nselecting<\/span> default<\/span> shared_buffers<\/span> ...<\/span> 128<\/span>MB<\/span>\r\nselecting<\/span> default<\/span> time<\/span> zone<\/span> ...<\/span> Asia<\/span>\/<\/span>Tokyo<\/span>\r\ncreating<\/span> configuration<\/span> files<\/span> ...<\/span> ok<\/span>\r\nrunning<\/span> bootstrap<\/span> script<\/span> ...<\/span> ok<\/span>\r\nperforming<\/span> post<\/span>-<\/span>bootstrap<\/span> initialization<\/span> ...<\/span> ok<\/span>\r\nsyncing<\/span> data<\/span> to<\/span> disk<\/span> ...<\/span> ok<\/span>\r\n\r\ninitdb: warning: <\/span>enabling<\/span> \"trust\"<\/span> authentication<\/span> for<\/span> local<\/span> connections<\/span>\r\nYou<\/span> can<\/span> change<\/span> this<\/span> by<\/span> editing<\/span> pg_hba<\/span>.<\/span>conf<\/span> or<\/span> using<\/span> the<\/span> option<\/span> -<\/span>A<\/span>,<\/span> or<\/span>\r\n--<\/span>auth<\/span>-<\/span>local<\/span> and<\/span> --<\/span>auth<\/span>-<\/span>host<\/span>,<\/span> the<\/span> next<\/span> time<\/span> you<\/span> run<\/span> initdb<\/span>.<\/span>\r\n\r\nSuccess<\/span>.<\/span> You<\/span> can<\/span> now<\/span> start<\/span> the<\/span> database<\/span> server<\/span> using:\r\n\r\n    <\/span>pg_ctl<\/span> -<\/span>D<\/span> '\/usr\/local\/var\/postgresql@13'<\/span> -<\/span>l<\/span> logfile<\/span> start<\/span>\r\n<\/code><\/pre>\n
\u5b9e\u73b0\u76ee\u6807\uff01\u5728\u7ed3\u5c3e\u63d0\u5230\u4e86”\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u542f\u52a8\u6570\u636e\u5e93\u670d\u52a1\u5668”\uff0c\u6240\u4ee5\u8bb0\u4e0b\u542f\u52a8\u547d\u4ee4\u3002<\/p>\n
\u542f\u52a8\u547d\u4ee4<\/h4>\n
pg_ctl<\/span> -<\/span>D<\/span> '\/usr\/local\/var\/postgresql@13'<\/span> -<\/span>l<\/span> logfile<\/span> start<\/span>\r\n<\/code><\/pre>\n
\u7ed3\u675f\u547d\u4ee4<\/h4>\n
pg_ctl<\/span> -<\/span>D<\/span> '\/usr\/local\/var\/postgresql@13'<\/span> -<\/span>l<\/span> logfile<\/span> start<\/span>\r\n<\/code><\/pre>\n
\u4e3a\u4e86\u786e\u8ba4\u5b89\u88c5\u7684\u7248\u672c\uff0c\u6211\u4f1a\u68c0\u67e5\u4e00\u4e0b\u3002<\/p>\n
psql<\/span> --<\/span>version<\/span>\r\n<\/code><\/pre>\n
psql<\/span> (<\/span>PostgreSQL<\/span>)<\/span> 13.4<\/span>\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u5b89\u88c5pgAdmin4\u3002
\npgAdmin4\u662f\u4e00\u79cd\u53ef\u4ee5\u76f4\u89c2\u5730\u67e5\u770b\u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u7684\u6570\u636e\u7684\u5de5\u5177\u4e4b\u4e00\u3002<\/p>\n
brew<\/span> install<\/span> pgadmin4<\/span>\r\n<\/code><\/pre>\n
==><\/span> Downloading<\/span> https<\/span>:\/<\/span>\/<\/span>ftp<\/span>.<\/span>postgresql<\/span>.<\/span>org<\/span>\/<\/span>pub<\/span>\/<\/span>pgadmin<\/span>\/<\/span>pgadmin4<\/span>\/<\/span>v6<\/span>.<\/span>0<\/span>\/<\/span>macos<\/span>\/<\/span>pgadmin4<\/span>-<\/span>6.0<\/span>.<\/span>dmg<\/span>\r\n######################################################################## 100.0%<\/span>\r\n==><\/span> Installing<\/span> Cask<\/span> pgadmin4<\/span>\r\n==><\/span> Moving<\/span> App<\/span> 'pgAdmin 4.app'<\/span> to<\/span> '\/Applications\/pgAdmin 4.app'<\/span>\r\n?<\/span>  pgadmin4<\/span> was<\/span> successfully<\/span> installed!<\/span>\r\n<\/code><\/pre>\n
\u6211\u6210\u529f\u4e86\u3002<\/p>\n
\u90a3\u4e48\uff0c\u8ba9\u6211\u4eec\u8f93\u5165\u521a\u624d\u8bb0\u5f55\u7684\u547d\u4ee4\u6765\u542f\u52a8\u6570\u636e\u5e93\u670d\u52a1\u5668\u5427\u3002<\/p>\n
pg_ctl<\/span> -<\/span>D<\/span> '\/usr\/local\/var\/postgresql@13'<\/span> -<\/span>l<\/span> logfile<\/span> start<\/span>\r\n<\/code><\/pre>\n
waiting<\/span> for<\/span> server<\/span> to<\/span> start<\/span>...<\/span>.<\/span> done<\/span>\r\nserver<\/span> started<\/span>\r\n<\/code><\/pre>\n
\u4e3aPostgreSQL\u521b\u5efa\u4e00\u4e2a\u5177\u6709\u4efb\u610f\u540d\u79f0\u7684\u7528\u6237\u3002<\/p>\n
createuser<\/span> -<\/span>P<\/span> \u4efb\u610f\u306e\u30e6\u30fc\u30b6\u30fc\u540d<\/span>\r\n\r\nEnter<\/span> password<\/span> for<\/span> new<\/span> role<\/span>:<\/span>\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u4efb\u610f\u5165\u529b\uff08\u30d1\u30b9\u30ef\u30fc\u30c9\u3064\u3051\u305f\u304f\u306a\u3044\u5834\u5408\u306f<\/span>Enter<\/span>\u306e\u307f\uff09<\/span>\r\nEnter<\/span> it<\/span> again<\/span>:<\/span>\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u518d\u5ea6\u5165\u529b\uff08\u30d1\u30b9\u30ef\u30fc\u30c9\u3064\u3051\u305f\u304f\u306a\u3044\u5834\u5408\u306f<\/span>Enter<\/span>\u306e\u307f\uff09<\/span>\r\n<\/code><\/pre>\n
\u6211\u5c06\u68c0\u67e5\u73b0\u6709\u7684\u6570\u636e\u5e93\u3002<\/p>\n
psql<\/span> -<\/span>l<\/span>\r\n<\/code><\/pre>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u5e94\u8be5\u6709\u4e00\u4e2a\u540d\u4e3a\u300cpostgres\u300d\u7684\u6570\u636e\u5e93\u3002
\n\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u8fde\u63a5\u5230\u5b83\u3002<\/p>\n
psql<\/span> -<\/span>d<\/span> postgres<\/span>\r\n\r\npsql<\/span> (<\/span>13.4<\/span>)<\/span>\r\nType<\/span> \"help\"<\/span> for<\/span> help<\/span>.<\/span>\r\n\r\npostgres<\/span>=<\/span>#<\/span>\r\n<\/code><\/pre>\n
\u5728\u8fde\u63a5\u5230\u300cpostgres\u300d\u540e\uff0c\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u3002
\n\u5728\u89d2\u8272\u540d\u79f0\u4e00\u680f\u4e2d\uff0c\u5e94\u8be5\u663e\u793a\u7528\u6237\u5217\u8868\u3002
\n\u5176\u4e2d\u5e94\u8be5\u5b58\u5728\u5148\u524d\u521b\u5efa\u7684\u4efb\u610f\u7528\u6237\u540d\u3002<\/p>\n
postgres<\/span>=<\/span># \\du<\/span>\r\n<\/code><\/pre>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u4e3a\u4e86\u5728\u8be5\u7528\u6237\u4e0a\u521b\u5efa\u6570\u636e\u5e93\uff0c\u6211\u4eec\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6388\u4e88\u6570\u636e\u5e93\u521b\u5efa\u6743\u9650\u3002<\/p>\n
postgres<\/span>=<\/span># ALTER ROLE \u30e6\u30fc\u30b6\u30fc\u540d CREATEDB;<\/span>\r\nALTER<\/span> ROLE<\/span>\r\n<\/code><\/pre>\n
\u6211\u4f1a\u786e\u8ba4\u6743\u9650\u662f\u5426\u5df2\u7ecf\u6b63\u786e\u5206\u914d\u3002<\/p>\n
postgres<\/span>=<\/span># \\du<\/span>\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\u9ec4\u8272\u6846\u5185\u3002
\n\u60a8\u5df2\u7ecf\u88ab\u6388\u4e88\u4e86\u521b\u5efa\u6570\u636e\u5e93\u7684\u6743\u9650\u3002<\/p>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u73b0\u5728\u5df2\u7ecf\u51c6\u5907\u597d\u521b\u5efa\u6570\u636e\u5e93\u4e86\u3002<\/p>\n
\u5728\u7ec8\u7aef\u4e0a\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\u3002<\/p>\n
bin<\/span>\/<\/span>rails<\/span> db<\/span>:create<\/span>\r\n<\/code><\/pre>\n
\u7136\u540e\u8fd4\u56de\u4e86\u4ee5\u4e0b\u9519\u8bef\u3002<\/p>\n
dyld: <\/span>lazy<\/span> symbol<\/span> binding<\/span> failed: <\/span>Symbol<\/span> not<\/span> found: <\/span>_PQresultMemorySize<\/span>\r\n  Referenced<\/span> from: <\/span>\/Users\/<\/span>\u30e6\u30fc\u30b6\u30fc\u540d<\/span>\/<\/span>project<\/span>\/<\/span>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d<\/span>\/<\/span>vendor<\/span>\/<\/span>bundle<\/span>\/<\/span>ruby<\/span>\/<\/span>2.6<\/span>.<\/span>0<\/span>\/<\/span>gems<\/span>\/<\/span>pg<\/span>-<\/span>1.2<\/span>.<\/span>3<\/span>\/<\/span>lib<\/span>\/<\/span>pg_ext<\/span>.<\/span>bundle<\/span>\r\n  Expected<\/span> in: <\/span>\/usr\/<\/span>lib<\/span>\/<\/span>libpq<\/span>.<\/span>5<\/span>.<\/span>dylib<\/span>\r\n\r\ndyld: <\/span>Symbol<\/span> not<\/span> found: <\/span>_PQresultMemorySize<\/span>\r\n  Referenced<\/span> from: <\/span>\/Users\/<\/span>\u30e6\u30fc\u30b6\u30fc\u540d<\/span>\/<\/span>project<\/span>\/<\/span>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d<\/span>\/<\/span>vendor<\/span>\/<\/span>bundle<\/span>\/<\/span>ruby<\/span>\/<\/span>2.6<\/span>.<\/span>0<\/span>\/<\/span>gems<\/span>\/<\/span>pg<\/span>-<\/span>1.2<\/span>.<\/span>3<\/span>\/<\/span>lib<\/span>\/<\/span>pg_ext<\/span>.<\/span>bundle<\/span>\r\n  Expected<\/span> in: <\/span>\/usr\/<\/span>lib<\/span>\/<\/span>libpq<\/span>.<\/span>5<\/span>.<\/span>dylib<\/span>\r\n\r\nzsh: <\/span>abort<\/span>      bin<\/span>\/<\/span>rails<\/span> db<\/span>:create<\/span>\r\n<\/code><\/pre>\n
\u89e3\u51b3\u8fd9\u4e2a\u9519\u8bef\u7684\u65b9\u6cd5\u5728\u4e0b\u9762\u7684stackoverflow\u9875\u9762\u4e0a\u63d0\u5230\u4e86\u3002<\/p>\n
\u53c2\u8003\u4e86\u4ee5\u4e0b\u5185\u5bb9\u540e\uff0c\u6211\u4f1a\u5c1d\u8bd5\u8fdb\u884c\u5b9e\u65bd\u3002<\/p>\n
\u2460<\/span> pg_ctl<\/span> -<\/span>D<\/span> '\/usr\/local\/var\/postgresql@13'<\/span> -<\/span>l<\/span> logfile<\/span> stop<\/span>\u3000<\/span># \u30b5\u30fc\u30d0\u30fc\u505c\u6b62<\/span>\r\n<\/code><\/pre>\n
\u2461<\/span> brew<\/span> install<\/span> libpq<\/span> # libpq\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/span>\r\n<\/code><\/pre>\n
\u2462<\/span> echo<\/span> 'export PATH=\"\/usr\/local\/opt\/libpq\/bin:$PATH\"'<\/span> >><\/span> ~<\/span>\/.zshrc\u3000# \u30d1\u30b9\u3092\u901a\u3059\r\n<\/span><\/code><\/pre>\n
\u2463<\/span> pg_ctl<\/span> -<\/span>D<\/span> '\/usr\/local\/var\/postgresql@13'<\/span> -<\/span>l<\/span> logfile<\/span> start<\/span>\u3000<\/span># \u30b5\u30fc\u30d0\u30fc\u8d77\u52d5<\/span>\r\n<\/code><\/pre>\n
\u90a3\u4e48\uff0c\u518d\u6b21\u5c1d\u8bd5\u6267\u884c bin\/rails db:create\u3002<\/p>\n
bin<\/span>\/<\/span>rails<\/span> db<\/span>:create<\/span>\r\n<\/code><\/pre>\n
Created<\/span> database<\/span> '\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d_development'<\/span>\r\nCreated<\/span> database<\/span> '\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d_test'<\/span>\r\n<\/code><\/pre>\n
\u8fd9\u6b21\u7ec8\u4e8e\u6210\u529f\u521b\u5efa\u4e86\u6570\u636e\u5e93\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6211\u4e4b\u524d\u4e00\u76f4\u4f7f\u7528MySQL\uff0c\u4f46\u7531\u4e8e\u5de5\u4f5c\u9700\u8981\uff0c\u8981\u5f00\u59cb\u4f7f\u7528PostgreSQL\u3002\u867d\u7136\u6211\u5728\u672c\u5730\u5b89\u88c5\u4e86\u5b83\uff0c\u4f46\u5728\u521b\u5efa\u6570\u636e\u5e93 […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41923","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u3010\u5907\u5fd8\u5f55\u3011\u3010Rails\u3011\u4ece\u5b89\u88c5PostgreSQL\u5230\u521b\u5efa\u6570\u636e\u5e93\u7684\u6d41\u7a0b\u5982\u4e0b\uff1a - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010\u5907\u5fd8\u5f55\u3011\u3010rails\u3011\u4ece\u5b89\u88c5postgresql\u5230\u521b\u5efa\u6570\u636e\u5e93\u7684\u6d41\u7a0b\u5982\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010\u5907\u5fd8\u5f55\u3011\u3010Rails\u3011\u4ece\u5b89\u88c5PostgreSQL\u5230\u521b\u5efa\u6570\u636e\u5e93\u7684\u6d41\u7a0b\u5982\u4e0b\uff1a\" \/>\n<meta property=\"og:description\" content=\"\u6211\u4e4b\u524d\u4e00\u76f4\u4f7f\u7528MySQL\uff0c\u4f46\u7531\u4e8e\u5de5\u4f5c\u9700\u8981\uff0c\u8981\u5f00\u59cb\u4f7f\u7528PostgreSQL\u3002\u867d\u7136\u6211\u5728\u672c\u5730\u5b89\u88c5\u4e86\u5b83\uff0c\u4f46\u5728\u521b\u5efa\u6570\u636e\u5e93 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010\u5907\u5fd8\u5f55\u3011\u3010rails\u3011\u4ece\u5b89\u88c5postgresql\u5230\u521b\u5efa\u6570\u636e\u5e93\u7684\u6d41\u7a0b\u5982\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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