{"id":1231,"date":"2024-12-24T16:23:52","date_gmt":"2024-12-24T09:23:52","guid":{"rendered":"https:\/\/www.pgtutorial.com\/?page_id=1231"},"modified":"2025-02-02T21:23:18","modified_gmt":"2025-02-02T14:23:18","slug":"postgresql-min-window-function","status":"publish","type":"page","link":"https:\/\/www.pgtutorial.com\/postgresql-window-functions\/postgresql-min-window-function\/","title":{"rendered":"PostgreSQL MIN Window Function"},"content":{"rendered":"\n<p><strong>Summary<\/strong>: in this tutorial, you&#8217;ll learn how to use the PostgreSQL <code>MIN()<\/code> window function to retrieve the minimum value in a set of values along with the current row.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id='introduction-to-postgresql-min-window-function'>Introduction to PostgreSQL MIN Window Function <a href=\"#introduction-to-postgresql-min-window-function\" class=\"anchor\" id=\"introduction-to-postgresql-min-window-function\" title=\"Anchor for Introduction to PostgreSQL MIN Window Function\">#<\/a><\/h2>\n\n\n\n<p>In PostgreSQL, the <code>MIN()<\/code> window function returns the minimum value in a set of values within a partition.<\/p>\n\n\n\n<p>Here&#8217;s the syntax of the <code>MIN()<\/code> window function:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"PostgreSQL SQL dialect and PL\/pgSQL\" data-shcb-language-slug=\"pgsql\"><span><code class=\"hljs language-pgsql\">MIN(<span class=\"hljs-keyword\">value<\/span>) <span class=\"hljs-keyword\">OVER<\/span> (\n    &#91;<span class=\"hljs-keyword\">PARTITION<\/span> <span class=\"hljs-keyword\">BY<\/span> partition_expression]\n    &#91;<span class=\"hljs-keyword\">ORDER<\/span> <span class=\"hljs-keyword\">BY<\/span> sort_expression]\n)<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PostgreSQL SQL dialect and PL\/pgSQL<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">pgsql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>In this syntax:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>value<\/code>: A column or expression you want to get the minimum value.<\/li>\n\n\n\n<li><code>OVER<\/code>: Defines the window frame where the <code>MIN()<\/code> function applies.<\/li>\n\n\n\n<li><code>PARTITION BY<\/code>: Divides the result sets into partitions by the <code>partition_expression<\/code>. The <code>partition_expression<\/code> can be one or more columns. If you omit the <code>PARTITION BY<\/code> clause, the <code>MIN<\/code> function treats the whole result set as a single partition.<\/li>\n\n\n\n<li><code>ORDER BY<\/code>: Determines the order of rows within each partition.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id='postgresql-min-window-function-examples'>PostgreSQL MIN Window Function Examples <a href=\"#postgresql-min-window-function-examples\" class=\"anchor\" id=\"postgresql-min-window-function-examples\" title=\"Anchor for PostgreSQL MIN Window Function Examples\">#<\/a><\/h2>\n\n\n\n<p>Let&#8217;s explore practical examples using the <code>MIN()<\/code> window function with the <code>products<\/code> table:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"159\" height=\"254\" src=\"https:\/\/www.pgtutorial.com\/wp-content\/uploads\/2024\/12\/products.png\" alt=\"PostgreSQL Min Window Function - Product Table\" class=\"wp-image-1051\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id='finding-the-lowest-product-price'>Finding the Lowest Product Price <a href=\"#finding-the-lowest-product-price\" class=\"anchor\" id=\"finding-the-lowest-product-price\" title=\"Anchor for Finding the Lowest Product Price\">#<\/a><\/h3>\n\n\n\n<p>The following <code>SELECT<\/code> statement uses the <code>MIN()<\/code> window function to retrieve the lowest product price along with the product information of the current row:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"PostgreSQL SQL dialect and PL\/pgSQL\" data-shcb-language-slug=\"pgsql\"><span><code class=\"hljs language-pgsql\"><span class=\"hljs-keyword\">SELECT<\/span>\n  product_name,\n  price,\n  MIN(price) <span class=\"hljs-keyword\">OVER<\/span> () <span class=\"hljs-keyword\">AS<\/span> min_price\n<span class=\"hljs-keyword\">FROM<\/span>\n  products\n<span class=\"hljs-keyword\">ORDER<\/span> <span class=\"hljs-keyword\">BY<\/span>\n  price;<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PostgreSQL SQL dialect and PL\/pgSQL<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">pgsql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p><a href=\"https:\/\/www.pgtutorial.com\/playground\/?q=U0VMRUNUIHByb2R1Y3RfbmFtZSwgcHJpY2UsIE1JTihwcmljZSkgT1ZFUiAoKSBBUyBtaW5fcHJpY2UgRlJPTSBwcm9kdWN0cyBPUkRFUiBCWSBwcmljZTs%3D\" target=\"_blank\" rel=\"noreferrer noopener\">Try it<\/a><\/p>\n\n\n\n<p>Output:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-3\" data-shcb-language-name=\"PostgreSQL SQL dialect and PL\/pgSQL\" data-shcb-language-slug=\"pgsql\"><span><code class=\"hljs language-pgsql\">        product_name        |  price  | min_price\n<span class=\"hljs-comment\">----------------------------+---------+-----------<\/span>\n Samsung Galaxy Buds Pro <span class=\"hljs-number\">2<\/span>  |  <span class=\"hljs-number\">199.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Apple AirPods Pro <span class=\"hljs-number\">3<\/span>        |  <span class=\"hljs-number\">249.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Samsung Galaxy Watch <span class=\"hljs-number\">6<\/span>     |  <span class=\"hljs-number\">349.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Apple Watch Series <span class=\"hljs-number\">9<\/span>       |  <span class=\"hljs-number\">399.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Bose SoundLink Max         |  <span class=\"hljs-number\">399.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Samsung Galaxy Tab S9      |  <span class=\"hljs-number\">699.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Xiaomi Mi <span class=\"hljs-number\">14<\/span>               |  <span class=\"hljs-number\">799.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Huawei Mate <span class=\"hljs-number\">60<\/span>             |  <span class=\"hljs-number\">899.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Sony Xperia <span class=\"hljs-number\">1<\/span> VI           |  <span class=\"hljs-number\">949.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Dell Inspiron <span class=\"hljs-number\">27<\/span>           |  <span class=\"hljs-number\">999.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Samsung Galaxy S24         |  <span class=\"hljs-number\">999.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Apple iPad Pro <span class=\"hljs-number\">12.9<\/span>        | <span class=\"hljs-number\">1099.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Apple iPhone <span class=\"hljs-number\">15<\/span>            | <span class=\"hljs-number\">1099.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Microsoft Surface Laptop <span class=\"hljs-number\">5<\/span> | <span class=\"hljs-number\">1299.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Apple iMac <span class=\"hljs-number\">24<\/span>\"             | 1299.99 |    199.99\n Sony HT-A7000 Soundbar     | 1299.99 |    199.99\n Apple iPhone 15 Pro Max    | 1299.99 |    199.99\n HP Spectre x360            | 1399.99 |    199.99\n Dell XPS 15                | 1499.99 |    199.99\n Lenovo ThinkPad X1 Carbon  | 1599.99 |    199.99\n Samsung Galaxy Z Fold 5    | 1799.99 |    199.99\n LG OLED TV C3              | 1999.99 |    199.99\n LG G3 OLED                 | 2499.99 |    199.99\n Sony Bravia XR A95K        | 2499.99 |    199.99\n Samsung QN900C Neo QLED    | 2999.99 |    199.99<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-3\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PostgreSQL SQL dialect and PL\/pgSQL<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">pgsql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>In this example, the <code>MIN()<\/code> function treats the whole result set as a single partition because of the absence of a <code>PARTITION BY<\/code> clause, and it returns the lowest price in the <code>products<\/code> table.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id='finding-the-lowest-product-price-in-each-category'>Finding the Lowest Product Price in Each Category <a href=\"#finding-the-lowest-product-price-in-each-category\" class=\"anchor\" id=\"finding-the-lowest-product-price-in-each-category\" title=\"Anchor for Finding the Lowest Product Price in Each Category\">#<\/a><\/h3>\n\n\n\n<p>The following <code>SELECT<\/code> statement uses the <code>MIN()<\/code> window function to retrieve the lowest product price of the product in each category:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-4\" data-shcb-language-name=\"PostgreSQL SQL dialect and PL\/pgSQL\" data-shcb-language-slug=\"pgsql\"><span><code class=\"hljs language-pgsql\"><span class=\"hljs-keyword\">SELECT<\/span>\n  category_id,\n  product_name,\n  price,\n  MIN(price) <span class=\"hljs-keyword\">OVER<\/span> (\n    <span class=\"hljs-keyword\">PARTITION<\/span> <span class=\"hljs-keyword\">BY<\/span> category_id\n  ) <span class=\"hljs-keyword\">AS<\/span> min_price\n<span class=\"hljs-keyword\">FROM<\/span>\n  products\n<span class=\"hljs-keyword\">ORDER<\/span> <span class=\"hljs-keyword\">BY<\/span>\n  category_id,\n  price;<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-4\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PostgreSQL SQL dialect and PL\/pgSQL<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">pgsql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p><a href=\"https:\/\/www.pgtutorial.com\/playground\/?q=U0VMRUNUIGNhdGVnb3J5X2lkLCBwcm9kdWN0X25hbWUsIHByaWNlLCBNSU4ocHJpY2UpIE9WRVIgKCBQQVJUSVRJT04gQlkgY2F0ZWdvcnlfaWQgKSBBUyBtaW5fcHJpY2UgRlJPTSBwcm9kdWN0cyBPUkRFUiBCWSBjYXRlZ29yeV9pZCwgcHJpY2U7\" target=\"_blank\" rel=\"noreferrer noopener\">Try it<\/a><\/p>\n\n\n\n<p>Output:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-5\" data-shcb-language-name=\"PostgreSQL SQL dialect and PL\/pgSQL\" data-shcb-language-slug=\"pgsql\"><span><code class=\"hljs language-pgsql\"> category_id |        product_name        |  price  | min_price\n<span class=\"hljs-comment\">-------------+----------------------------+---------+-----------<\/span>\n           <span class=\"hljs-number\">3<\/span> | Xiaomi Mi <span class=\"hljs-number\">14<\/span>               |  <span class=\"hljs-number\">799.99<\/span> |    <span class=\"hljs-number\">799.99<\/span>\n           <span class=\"hljs-number\">3<\/span> | Huawei Mate <span class=\"hljs-number\">60<\/span>             |  <span class=\"hljs-number\">899.99<\/span> |    <span class=\"hljs-number\">799.99<\/span>\n           <span class=\"hljs-number\">3<\/span> | Sony Xperia <span class=\"hljs-number\">1<\/span> VI           |  <span class=\"hljs-number\">949.99<\/span> |    <span class=\"hljs-number\">799.99<\/span>\n           <span class=\"hljs-number\">3<\/span> | Samsung Galaxy S24         |  <span class=\"hljs-number\">999.99<\/span> |    <span class=\"hljs-number\">799.99<\/span>\n           <span class=\"hljs-number\">3<\/span> | Apple iPhone <span class=\"hljs-number\">15<\/span>            | <span class=\"hljs-number\">1099.99<\/span> |    <span class=\"hljs-number\">799.99<\/span>\n           <span class=\"hljs-number\">3<\/span> | Apple iPhone <span class=\"hljs-number\">15<\/span> Pro Max    | <span class=\"hljs-number\">1299.99<\/span> |    <span class=\"hljs-number\">799.99<\/span>\n           <span class=\"hljs-number\">3<\/span> | Samsung Galaxy Z Fold <span class=\"hljs-number\">5<\/span>    | <span class=\"hljs-number\">1799.99<\/span> |    <span class=\"hljs-number\">799.99<\/span>\n           <span class=\"hljs-number\">4<\/span> | Samsung Galaxy Tab S9      |  <span class=\"hljs-number\">699.99<\/span> |    <span class=\"hljs-number\">699.99<\/span>\n           <span class=\"hljs-number\">4<\/span> | Apple iPad Pro <span class=\"hljs-number\">12.9<\/span>        | <span class=\"hljs-number\">1099.99<\/span> |    <span class=\"hljs-number\">699.99<\/span>\n           <span class=\"hljs-number\">5<\/span> | Samsung Galaxy Buds Pro <span class=\"hljs-number\">2<\/span>  |  <span class=\"hljs-number\">199.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n           <span class=\"hljs-number\">5<\/span> | Apple AirPods Pro <span class=\"hljs-number\">3<\/span>        |  <span class=\"hljs-number\">249.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n           <span class=\"hljs-number\">6<\/span> | Samsung Galaxy Watch <span class=\"hljs-number\">6<\/span>     |  <span class=\"hljs-number\">349.99<\/span> |    <span class=\"hljs-number\">349.99<\/span>\n           <span class=\"hljs-number\">6<\/span> | Apple Watch Series <span class=\"hljs-number\">9<\/span>       |  <span class=\"hljs-number\">399.99<\/span> |    <span class=\"hljs-number\">349.99<\/span>\n           <span class=\"hljs-number\">8<\/span> | LG OLED TV C3              | <span class=\"hljs-number\">1999.99<\/span> |   <span class=\"hljs-number\">1999.99<\/span>\n           <span class=\"hljs-number\">8<\/span> | Sony Bravia XR A95K        | <span class=\"hljs-number\">2499.99<\/span> |   <span class=\"hljs-number\">1999.99<\/span>\n           <span class=\"hljs-number\">8<\/span> | LG G3 OLED                 | <span class=\"hljs-number\">2499.99<\/span> |   <span class=\"hljs-number\">1999.99<\/span>\n           <span class=\"hljs-number\">8<\/span> | Samsung QN900C Neo QLED    | <span class=\"hljs-number\">2999.99<\/span> |   <span class=\"hljs-number\">1999.99<\/span>\n           <span class=\"hljs-number\">9<\/span> | Bose SoundLink Max         |  <span class=\"hljs-number\">399.99<\/span> |    <span class=\"hljs-number\">399.99<\/span>\n           <span class=\"hljs-number\">9<\/span> | Sony HT-A7000 Soundbar     | <span class=\"hljs-number\">1299.99<\/span> |    <span class=\"hljs-number\">399.99<\/span>\n          <span class=\"hljs-number\">11<\/span> | Microsoft Surface Laptop <span class=\"hljs-number\">5<\/span> | <span class=\"hljs-number\">1299.99<\/span> |   <span class=\"hljs-number\">1299.99<\/span>\n          <span class=\"hljs-number\">11<\/span> | HP Spectre x360            | <span class=\"hljs-number\">1399.99<\/span> |   <span class=\"hljs-number\">1299.99<\/span>\n          <span class=\"hljs-number\">11<\/span> | Dell XPS <span class=\"hljs-number\">15<\/span>                | <span class=\"hljs-number\">1499.99<\/span> |   <span class=\"hljs-number\">1299.99<\/span>\n          <span class=\"hljs-number\">11<\/span> | Lenovo ThinkPad X1 Carbon  | <span class=\"hljs-number\">1599.99<\/span> |   <span class=\"hljs-number\">1299.99<\/span>\n          <span class=\"hljs-number\">12<\/span> | Dell Inspiron <span class=\"hljs-number\">27<\/span>           |  <span class=\"hljs-number\">999.99<\/span> |    <span class=\"hljs-number\">999.99<\/span>\n          <span class=\"hljs-number\">12<\/span> | Apple iMac <span class=\"hljs-number\">24<\/span>\"             | 1299.99 |    999.99<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-5\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PostgreSQL SQL dialect and PL\/pgSQL<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">pgsql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>How it works<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The <code>PARTITION BY<\/code> clause divides the rows by <code>category_id<\/code> into partitions (or categories).<\/li>\n\n\n\n<li>The <code>MIN()<\/code> window function returns the lowest price within each category.<\/li>\n<\/ul>\n\n\n\n<p>To retrieve the category name, you can <a href=\"https:\/\/www.pgtutorial.com\/postgresql-tutorial\/postgresql-inner-join\/\">join<\/a> the <code>products<\/code> table with the <code>categories<\/code> table:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"415\" height=\"254\" src=\"https:\/\/www.pgtutorial.com\/wp-content\/uploads\/2024\/12\/products-categories-1.png\" alt=\"PostgreSQL MIN Window Function\" class=\"wp-image-1049\" srcset=\"https:\/\/www.pgtutorial.com\/wp-content\/uploads\/2024\/12\/products-categories-1.png 415w, https:\/\/www.pgtutorial.com\/wp-content\/uploads\/2024\/12\/products-categories-1-300x184.png 300w\" sizes=\"auto, (max-width: 415px) 100vw, 415px\" \/><\/figure>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-6\" data-shcb-language-name=\"PostgreSQL SQL dialect and PL\/pgSQL\" data-shcb-language-slug=\"pgsql\"><span><code class=\"hljs language-pgsql\"><span class=\"hljs-keyword\">SELECT<\/span>\n  category_name,\n  product_name,\n  price,\n  MIN(price) <span class=\"hljs-keyword\">OVER<\/span> (\n    <span class=\"hljs-keyword\">PARTITION<\/span> <span class=\"hljs-keyword\">BY<\/span> category_id\n  ) <span class=\"hljs-keyword\">AS<\/span> min_price\n<span class=\"hljs-keyword\">FROM<\/span>\n  products\n  <span class=\"hljs-keyword\">JOIN<\/span> categories <span class=\"hljs-keyword\">USING<\/span> (category_id)\n<span class=\"hljs-keyword\">ORDER<\/span> <span class=\"hljs-keyword\">BY<\/span>\n  category_name,\n  price;<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-6\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PostgreSQL SQL dialect and PL\/pgSQL<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">pgsql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p><a href=\"https:\/\/www.pgtutorial.com\/playground\/?q=U0VMRUNUIGNhdGVnb3J5X25hbWUsIHByb2R1Y3RfbmFtZSwgcHJpY2UsIE1JTihwcmljZSkgT1ZFUiAoIFBBUlRJVElPTiBCWSBjYXRlZ29yeV9pZCApIEFTIG1pbl9wcmljZSBGUk9NIHByb2R1Y3RzIEpPSU4gY2F0ZWdvcmllcyBVU0lORyAoY2F0ZWdvcnlfaWQpIE9SREVSIEJZIGNhdGVnb3J5X25hbWUsIHByaWNlOw%3D%3D\" target=\"_blank\" rel=\"noreferrer noopener\">Try it<\/a><\/p>\n\n\n\n<p>Output:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-7\" data-shcb-language-name=\"PostgreSQL SQL dialect and PL\/pgSQL\" data-shcb-language-slug=\"pgsql\"><span><code class=\"hljs language-pgsql\"> category_name |        product_name        |  price  | min_price\n<span class=\"hljs-comment\">---------------+----------------------------+---------+-----------<\/span>\n Accessories   | Samsung Galaxy Buds Pro <span class=\"hljs-number\">2<\/span>  |  <span class=\"hljs-number\">199.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Accessories   | Apple AirPods Pro <span class=\"hljs-number\">3<\/span>        |  <span class=\"hljs-number\">249.99<\/span> |    <span class=\"hljs-number\">199.99<\/span>\n Audio Systems | Bose SoundLink Max         |  <span class=\"hljs-number\">399.99<\/span> |    <span class=\"hljs-number\">399.99<\/span>\n Audio Systems | Sony HT-A7000 Soundbar     | <span class=\"hljs-number\">1299.99<\/span> |    <span class=\"hljs-number\">399.99<\/span>\n Desktops      | Dell Inspiron <span class=\"hljs-number\">27<\/span>           |  <span class=\"hljs-number\">999.99<\/span> |    <span class=\"hljs-number\">999.99<\/span>\n Desktops      | Apple iMac <span class=\"hljs-number\">24<\/span>\"             | 1299.99 |    999.99\n Laptops       | Microsoft Surface Laptop 5 | 1299.99 |   1299.99\n Laptops       | HP Spectre x360            | 1399.99 |   1299.99\n Laptops       | Dell XPS 15                | 1499.99 |   1299.99\n Laptops       | Lenovo ThinkPad X1 Carbon  | 1599.99 |   1299.99\n Smartphones   | Xiaomi Mi 14               |  799.99 |    799.99\n Smartphones   | Huawei Mate 60             |  899.99 |    799.99\n Smartphones   | Sony Xperia 1 VI           |  949.99 |    799.99\n Smartphones   | Samsung Galaxy S24         |  999.99 |    799.99\n Smartphones   | Apple iPhone 15            | 1099.99 |    799.99\n Smartphones   | Apple iPhone 15 Pro Max    | 1299.99 |    799.99\n Smartphones   | Samsung Galaxy Z Fold 5    | 1799.99 |    799.99\n Tablets       | Samsung Galaxy Tab S9      |  699.99 |    699.99\n Tablets       | Apple iPad Pro 12.9        | 1099.99 |    699.99\n Televisions   | LG OLED TV C3              | 1999.99 |   1999.99\n Televisions   | LG G3 OLED                 | 2499.99 |   1999.99\n Televisions   | Sony Bravia XR A95K        | 2499.99 |   1999.99\n Televisions   | Samsung QN900C Neo QLED    | 2999.99 |   1999.99\n Wearables     | Samsung Galaxy Watch 6     |  349.99 |    349.99\n Wearables     | Apple Watch Series 9       |  399.99 |    349.99<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-7\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PostgreSQL SQL dialect and PL\/pgSQL<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">pgsql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<h2 class=\"wp-block-heading\" id='summary'>Summary <a href=\"#summary\" class=\"anchor\" id=\"summary\" title=\"Anchor for Summary\">#<\/a><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use the <code>MIN()<\/code> window function to retrieve the minimum value in a set of values within a partition.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id='quiz'>Quiz <a href=\"#quiz\" class=\"anchor\" id=\"quiz\" title=\"Anchor for Quiz\">#<\/a><\/h2>\n\n\n\n<iframe loading=\"lazy\"\n  name=\"quiz\"\n  src=\"\/quiz\/?quiz=min-window-function\"\n  height=\"700\"\n  width=\"600\"\n  class=\"iframe\"\n><\/iframe>\n<div class=\"helpful-block-content\" data-title=\"\">\n\t<header>\n\t\t<div class=\"wth-question\">Was this tutorial helpful ?<\/div>\n\t\t<div class=\"wth-thumbs\">\n\t\t\t<button\n\t\t\t\tdata-post=\"1231\"\n\t\t\t\tdata-post-url=\"https:\/\/www.pgtutorial.com\/postgresql-window-functions\/postgresql-min-window-function\/\"\n\t\t\t\tdata-post-title=\"PostgreSQL MIN Window Function\"\n\t\t\t\tdata-response=\"1\"\n\t\t\t\tclass=\"wth-btn-rounded wth-yes-btn\"\n\t\t\t>\n\t\t\t\t<svg\n\t\t\t\t\txmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n\t\t\t\t\tviewBox=\"0 0 24 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24\"\n\t\t\t\t\tfill=\"none\"\n\t\t\t\t\tstroke=\"currentColor\"\n\t\t\t\t\tstroke-width=\"2\"\n\t\t\t\t\tstroke-linecap=\"round\"\n\t\t\t\t\tstroke-linejoin=\"round\"\n\t\t\t\t>\n\t\t\t\t\t<path\n\t\t\t\t\t\td=\"M10 15v4a3 3 0 0 0 3 3l4-9V2H5.72a2 2 0 0 0-2 1.7l-1.38 9a2 2 0 0 0 2 2.3zm7-13h2.67A2.31 2.31 0 0 1 22 4v7a2.31 2.31 0 0 1-2.33 2H17\"\n\t\t\t\t\t><\/path>\n\t\t\t\t<\/svg>\n\t\t\t\t<span class=\"sr-only\"> No <\/span>\n\t\t\t<\/button>\n\t\t<\/div>\n\t<\/header>\n\n\t<div class=\"wth-form hidden\">\n\t\t<div class=\"wth-form-wrapper\">\n\t\t\t<div class=\"wth-title\"><\/div>\n\t\t\t\n\t\t\t<textarea class=\"wth-message\"><\/textarea>\n\n\t\t\t<button class=\"btn btn-primary wth-btn-submit\">Send<\/button>\n\t\t\t<button class=\"btn wth-btn-cancel\">Cancel<\/button>\n\t\t\n\t\t<\/div>\n\t<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Summary: in this tutorial, you&#8217;ll learn how to use the PostgreSQL MIN() window function to retrieve the minimum value in a set of values along with the current row. Introduction to PostgreSQL MIN Window Function # In PostgreSQL, the MIN() window function returns the minimum value in a set of values within a partition. Here&#8217;s [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1072,"menu_order":11,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1231","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PostgreSQL MIN Window Function<\/title>\n<meta name=\"description\" content=\"You&#039;ll learn how to use the PostgreSQL MIN() window function to retrieve the minimum value in a set of values along with the current row.\" \/>\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.pgtutorial.com\/postgresql-window-functions\/postgresql-min-window-function\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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