| "use strict";(self.webpackChunkdocs_v_2=self.webpackChunkdocs_v_2||[]).push([[7587],{79228:function(e,t,r){r.r(t),r.d(t,{assets:function(){return c},contentTitle:function(){return s},default:function(){return d},frontMatter:function(){return a},metadata:function(){return i},toc:function(){return p}});var n=r(83117),o=(r(67294),r(3905));const a={title:"Presto",hide_title:!0,sidebar_position:28,version:1},s=void 0,i={unversionedId:"databases/presto",id:"databases/presto",title:"Presto",description:"Presto",source:"@site/docs/databases/presto.mdx",sourceDirName:"databases",slug:"/databases/presto",permalink:"/docs/databases/presto",draft:!1,editUrl:"https://github.com/apache/superset/tree/master/docs/docs/databases/presto.mdx",tags:[],version:"current",sidebarPosition:28,frontMatter:{title:"Presto",hide_title:!0,sidebar_position:28,version:1},sidebar:"tutorialSidebar",previous:{title:"Postgres",permalink:"/docs/databases/postgres"},next:{title:"Snowflake",permalink:"/docs/databases/snowflake"}},c={},p=[{value:"Presto",id:"presto",level:2}],u={toc:p},l="wrapper";function d(e){let{components:t,...r}=e;return(0,o.kt)(l,(0,n.Z)({},u,r,{components:t,mdxType:"MDXLayout"}),(0,o.kt)("h2",{id:"presto"},"Presto"),(0,o.kt)("p",null,"The ",(0,o.kt)("a",{parentName:"p",href:"https://pypi.org/project/PyHive/"},"pyhive")," library is the recommended way to connect to Presto through SQLAlchemy."),(0,o.kt)("p",null,"The expected connection string is formatted as follows:"),(0,o.kt)("pre",null,(0,o.kt)("code",{parentName:"pre"},"presto://{hostname}:{port}/{database}\n")),(0,o.kt)("p",null,"You can pass in a username and password as well:"),(0,o.kt)("pre",null,(0,o.kt)("code",{parentName:"pre"},"presto://{username}:{password}@{hostname}:{port}/{database}\n")),(0,o.kt)("p",null,"Here is an example connection string with values:"),(0,o.kt)("pre",null,(0,o.kt)("code",{parentName:"pre"},"presto://datascientist:securepassword@presto.example.com:8080/hive\n")),(0,o.kt)("p",null,"By default Superset assumes the most recent version of Presto is being used when querying the\ndatasource. If you\u2019re using an older version of Presto, you can configure it in the extra parameter:"),(0,o.kt)("pre",null,(0,o.kt)("code",{parentName:"pre"},'{\n "version": "0.123"\n}\n')))}d.isMDXComponent=!0},3905:function(e,t,r){r.d(t,{Zo:function(){return u},kt:function(){return m}});var n=r(67294);function o(e,t,r){return t in e?Object.defineProperty(e,t,{value:r,enumerable:!0,configurable:!0,writable:!0}):e[t]=r,e}function a(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}function s(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?a(Object(r),!0).forEach((function(t){o(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):a(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}function i(e,t){if(null==e)return{};var r,n,o=function(e,t){if(null==e)return{};var r,n,o={},a=Object.keys(e);for(n=0;n<a.length;n++)r=a[n],t.indexOf(r)>=0||(o[r]=e[r]);return o}(e,t);if(Object.getOwnPropertySymbols){var a=Object.getOwnPropertySymbols(e);for(n=0;n<a.length;n++)r=a[n],t.indexOf(r)>=0||Object.prototype.propertyIsEnumerable.call(e,r)&&(o[r]=e[r])}return o}var c=n.createContext({}),p=function(e){var t=n.useContext(c),r=t;return e&&(r="function"==typeof e?e(t):s(s({},t),e)),r},u=function(e){var t=p(e.components);return n.createElement(c.Provider,{value:t},e.children)},l="mdxType",d={inlineCode:"code",wrapper:function(e){var t=e.children;return n.createElement(n.Fragment,{},t)}},f=n.forwardRef((function(e,t){var r=e.components,o=e.mdxType,a=e.originalType,c=e.parentName,u=i(e,["components","mdxType","originalType","parentName"]),l=p(r),f=o,m=l["".concat(c,".").concat(f)]||l[f]||d[f]||a;return r?n.createElement(m,s(s({ref:t},u),{},{components:r})):n.createElement(m,s({ref:t},u))}));function m(e,t){var r=arguments,o=t&&t.mdxType;if("string"==typeof e||o){var a=r.length,s=new Array(a);s[0]=f;var i={};for(var c in t)hasOwnProperty.call(t,c)&&(i[c]=t[c]);i.originalType=e,i[l]="string"==typeof e?e:o,s[1]=i;for(var p=2;p<a;p++)s[p]=r[p];return n.createElement.apply(null,s)}return n.createElement.apply(null,r)}f.displayName="MDXCreateElement"}}]); |