blob: 21703486ab8d181b98b25fc9da1eca832f5ea2ed [file] [log] [blame]
"use strict";(self.webpackChunkdoris_website=self.webpackChunkdoris_website||[]).push([[14298],{15680:(e,n,r)=>{r.d(n,{xA:()=>u,yg:()=>f});var t=r(296540);function a(e,n,r){return n in e?Object.defineProperty(e,n,{value:r,enumerable:!0,configurable:!0,writable:!0}):e[n]=r,e}function l(e,n){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var t=Object.getOwnPropertySymbols(e);n&&(t=t.filter((function(n){return Object.getOwnPropertyDescriptor(e,n).enumerable}))),r.push.apply(r,t)}return r}function i(e){for(var n=1;n<arguments.length;n++){var r=null!=arguments[n]?arguments[n]:{};n%2?l(Object(r),!0).forEach((function(n){a(e,n,r[n])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):l(Object(r)).forEach((function(n){Object.defineProperty(e,n,Object.getOwnPropertyDescriptor(r,n))}))}return e}function o(e,n){if(null==e)return{};var r,t,a=function(e,n){if(null==e)return{};var r,t,a={},l=Object.keys(e);for(t=0;t<l.length;t++)r=l[t],n.indexOf(r)>=0||(a[r]=e[r]);return a}(e,n);if(Object.getOwnPropertySymbols){var l=Object.getOwnPropertySymbols(e);for(t=0;t<l.length;t++)r=l[t],n.indexOf(r)>=0||Object.prototype.propertyIsEnumerable.call(e,r)&&(a[r]=e[r])}return a}var s=t.createContext({}),c=function(e){var n=t.useContext(s),r=n;return e&&(r="function"==typeof e?e(n):i(i({},n),e)),r},u=function(e){var n=c(e.components);return t.createElement(s.Provider,{value:n},e.children)},y="mdxType",p={inlineCode:"code",wrapper:function(e){var n=e.children;return t.createElement(t.Fragment,{},n)}},d=t.forwardRef((function(e,n){var r=e.components,a=e.mdxType,l=e.originalType,s=e.parentName,u=o(e,["components","mdxType","originalType","parentName"]),y=c(r),d=a,f=y["".concat(s,".").concat(d)]||y[d]||p[d]||l;return r?t.createElement(f,i(i({ref:n},u),{},{components:r})):t.createElement(f,i({ref:n},u))}));function f(e,n){var r=arguments,a=n&&n.mdxType;if("string"==typeof e||a){var l=r.length,i=new Array(l);i[0]=d;var o={};for(var s in n)hasOwnProperty.call(n,s)&&(o[s]=n[s]);o.originalType=e,o[y]="string"==typeof e?e:a,i[1]=o;for(var c=2;c<l;c++)i[c]=r[c];return t.createElement.apply(null,i)}return t.createElement.apply(null,r)}d.displayName="MDXCreateElement"},872038:(e,n,r)=>{r.r(n),r.d(n,{assets:()=>s,contentTitle:()=>i,default:()=>p,frontMatter:()=>l,metadata:()=>o,toc:()=>c});var t=r(58168),a=(r(296540),r(15680));const l={title:"ARRAY_INTERSECT",language:"en"},i=void 0,o={unversionedId:"sql-manual/sql-functions/array-functions/array-intersect",id:"sql-manual/sql-functions/array-functions/array-intersect",title:"ARRAY_INTERSECT",description:"\x3c!--",source:"@site/docs/sql-manual/sql-functions/array-functions/array-intersect.md",sourceDirName:"sql-manual/sql-functions/array-functions",slug:"/sql-manual/sql-functions/array-functions/array-intersect",permalink:"/docs/dev/sql-manual/sql-functions/array-functions/array-intersect",draft:!1,tags:[],version:"current",frontMatter:{title:"ARRAY_INTERSECT",language:"en"},sidebar:"docs",previous:{title:"ARRAY_PRODUCT",permalink:"/docs/dev/sql-manual/sql-functions/array-functions/array-product"},next:{title:"ARRAY_RANGE",permalink:"/docs/dev/sql-manual/sql-functions/array-functions/array-range"}},s={},c=[{value:"array_intersect",id:"array_intersect",level:2},{value:"description",id:"description",level:3},{value:"Syntax",id:"syntax",level:4},{value:"notice",id:"notice",level:3},{value:"example",id:"example",level:3},{value:"keywords",id:"keywords",level:3}],u={toc:c},y="wrapper";function p(e){let{components:n,...r}=e;return(0,a.yg)(y,(0,t.A)({},u,r,{components:n,mdxType:"MDXLayout"}),(0,a.yg)("h2",{id:"array_intersect"},"array_intersect"),(0,a.yg)("version",{since:"1.2.0"},(0,a.yg)("p",null,"array_intersect")),(0,a.yg)("h3",{id:"description"},"description"),(0,a.yg)("h4",{id:"syntax"},"Syntax"),(0,a.yg)("p",null,(0,a.yg)("inlineCode",{parentName:"p"},"ARRAY<T> array_intersect(ARRAY<T> array1, ARRAY<T> array2)")),(0,a.yg)("p",null,"Returns an array of the elements in the intersection of array1 and array2, without duplicates. If the input parameter is null, null is returned."),(0,a.yg)("h3",{id:"notice"},"notice"),(0,a.yg)("p",null,(0,a.yg)("inlineCode",{parentName:"p"},"Only supported in vectorized engine")),(0,a.yg)("h3",{id:"example"},"example"),(0,a.yg)("pre",null,(0,a.yg)("code",{parentName:"pre"},"mysql> set enable_vectorized_engine=true;\n\nmysql> select k1,k2,k3,array_intersect(k2,k3) from array_type_table;\n+------+-----------------+--------------+-----------------------------+\n| k1 | k2 | k3 | array_intersect(`k2`, `k3`) |\n+------+-----------------+--------------+-----------------------------+\n| 1 | [1, 2, 3] | [2, 4, 5] | [2] |\n| 2 | [2, 3] | [1, 5] | [] |\n| 3 | [1, 1, 1] | [2, 2, 2] | [] |\n+------+-----------------+--------------+-----------------------------+\n\nmysql> select k1,k2,k3,array_intersect(k2,k3) from array_type_table_nullable;\n+------+-----------------+--------------+-----------------------------+\n| k1 | k2 | k3 | array_intersect(`k2`, `k3`) |\n+------+-----------------+--------------+-----------------------------+\n| 1 | [1, NULL, 3] | [1, 3, 5] | [1, 3] |\n| 2 | [NULL, NULL, 2] | [2, NULL, 4] | [NULL, 2] |\n| 3 | NULL | [1, 2, 3] | NULL |\n+------+-----------------+--------------+-----------------------------+\n\nmysql> select k1,k2,k3,array_intersect(k2,k3) from array_type_table_varchar;\n+------+----------------------------+----------------------------------+-----------------------------+\n| k1 | k2 | k3 | array_intersect(`k2`, `k3`) |\n+------+----------------------------+----------------------------------+-----------------------------+\n| 1 | ['hello', 'world', 'c++'] | ['I', 'am', 'c++'] | ['c++'] |\n| 2 | ['a1', 'equals', 'b1'] | ['a2', 'equals', 'b2'] | ['equals'] |\n| 3 | ['hasnull', NULL, 'value'] | ['nohasnull', 'nonull', 'value'] | [NULL, 'value'] |\n| 3 | ['hasnull', NULL, 'value'] | ['hasnull', NULL, 'value'] | ['hasnull', 'value'] |\n+------+----------------------------+----------------------------------+-----------------------------+\n\nmysql> select k1,k2,k3,array_intersect(k2,k3) from array_type_table_decimal;\n+------+------------------+-------------------+-----------------------------+\n| k1 | k2 | k3 | array_intersect(`k2`, `k3`) |\n+------+------------------+-------------------+-----------------------------+\n| 1 | [1.1, 2.1, 3.44] | [2.1, 3.4, 5.4] | [2.1] |\n| 2 | [NULL, 2, 5] | [NULL, NULL, 5.4] | [NULL] |\n| 3 | [1, NULL, 2, 5] | [1, 3.1, 5.4] | [1] |\n+------+------------------+-------------------+-----------------------------+\n\n")),(0,a.yg)("h3",{id:"keywords"},"keywords"),(0,a.yg)("p",null,"ARRAY,INTERSECT,ARRAY_INTERSECT"))}p.isMDXComponent=!0}}]);