{"id":29173,"date":"2024-04-28T17:20:40","date_gmt":"2024-04-28T16:20:40","guid":{"rendered":"https:\/\/nelkodev.com\/blog\/domina-el-uso-de-blob-en-mysql-para-grandes-datos-binarios\/"},"modified":"2024-06-03T17:44:53","modified_gmt":"2024-06-03T16:44:53","slug":"domina-el-uso-de-blob-en-mysql-para-grandes-datos-binarios","status":"publish","type":"post","link":"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/","title":{"rendered":"Master Using BLOBs in MySQL for Big Binary Data"},"content":{"rendered":"<p>Data types play a fundamental role in any database management system, and MySQL is no exception. Among the different data types that MySQL offers, BLOB (Binary Large Object) is essential when we need to store large binary data such as images, videos or even text documents in non-standard format. This article serves as a complete guide to understanding and using the BLOB data type in MySQL, ensuring that you can efficiently handle these large volumes of binary information in your projects.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-custom 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: #ffffff;color:#ffffff\" 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: #ffffff;color:#ffffff\" 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-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#%C2%BFQue_es_BLOB\" >What is BLOB?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Tipos_de_BLOB_en_MySQL\" >BLOB Types in MySQL<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Cuando_Usar_BLOB\" >When to Use BLOB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Integracion_de_BLOB_en_MySQL\" >BLOB integration in MySQL<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Creacion_de_una_Tabla_con_BLOB\" >Creating a Table with BLOB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Insertar_Datos_BLOB\" >Insert BLOB Data<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Leer_Datos_BLOB\" >Read BLOB Data<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Precauciones_y_Mejores_Practicas\" >Precautions and Best Practices<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/nelkodev.com\/en\/blog\/master-using-blob-in-mysql-for-large-binary-data\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"%C2%BFQue_es_BLOB\"><\/span>What is BLOB?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>BLOB is an acronym for Binary Large Object, a data type that allows storing a large volume of binary data such as images, videos, audios, among others, directly in the database. MySQL offers four types of BLOBs: TINYBLOB, BLOB, MEDIUMBLOB, and LONGBLOB, each designed to support different maximum data sizes.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tipos_de_BLOB_en_MySQL\"><\/span>BLOB Types in MySQL<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>TINYBLOB<\/strong>: Perfect for small data, with a maximum limit of 255 bytes.<\/li>\n<li><strong>BLOB<\/strong>: This type supports data up to 65,535 bytes, ideal for small images or text documents.<\/li>\n<li><strong>MEDIUMBLOB<\/strong>: With a limit of 16,777,215 bytes, it is suitable for larger media files.<\/li>\n<li><strong>LONGBLOB<\/strong>: With the highest capacity, it supports up to 4,294,967,295 bytes, perfect for storing long videos or large binary files.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Cuando_Usar_BLOB\"><\/span>When to Use BLOB<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Using BLOBs is recommended when the files you need to store are too large for other data types or when it is crucial to preserve the binary format of the file. Some common examples include:<\/p>\n<ul>\n<li>Image storage for web applications.<\/li>\n<li>Saving PDF documents in document management applications.<\/li>\n<li>Music or video files in streaming applications.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Integracion_de_BLOB_en_MySQL\"><\/span>BLOB integration in MySQL<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Creacion_de_una_Tabla_con_BLOB\"><\/span>Creating a Table with BLOB<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>To store BLOB type data, you must first create a table that can hold this type of data. Here is an example of how to create a table with a BLOB field:<\/p>\n<pre><code class=\"&quot;language-sql&quot;\">CREATE TABLE files ( id INT AUTO_INCREMENT PRIMARY KEY, BLOB file, description TEXT );<\/code><\/pre>\n<h4><span class=\"ez-toc-section\" id=\"Insertar_Datos_BLOB\"><\/span>Insert BLOB Data<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Inserting data into a BLOB field can be done by uploading a file from the file system. Here an example using SQL:<\/p>\n<pre><code class=\"&quot;language-sql&quot;\">INSERT INTO files (file, description) VALUES(LOAD_FILE(&#039;\/path\/to\/file.jpg&#039;), &#039;File description&#039;);<\/code><\/pre>\n<p>It is important to ensure that the file you want to upload is accessible by the MySQL server and does not exceed the maximum size for the BLOB type you have defined.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Leer_Datos_BLOB\"><\/span>Read BLOB Data<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>To retrieve BLOB data from MySQL and use it, for example, to display an image stored in the database, you can do the following:<\/p>\n<pre><code class=\"&quot;language-sql&quot;\">SELECT file FROM files WHERE id = 1;<\/code><\/pre>\n<p>Then, in your application, you will need to handle this binary data appropriately to reconstruct the original file or present it to the user.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Precauciones_y_Mejores_Practicas\"><\/span>Precautions and Best Practices<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><strong>Security<\/strong>: Make sure to validate and sanitize files before inserting them into the database to avoid uploading malicious files.<\/li>\n<li><strong>Performance<\/strong>: Storing very large files in the database can affect performance. Consider storing only references in the database and files in a distributed file system or storage service if the sizes are very large.<\/li>\n<li><strong>Backup<\/strong>: Backups of databases with large numbers of BLOBs can be more complicated and consume more resources.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The BLOB data type in MySQL is a powerful tool for handling large binary data directly in your databases. With the right knowledge and following best practices, you can maximize its usefulness while minimizing potential drawbacks.<\/p>\n<p>To learn more about advanced database management and other related topics, visit <a href=\"https:\/\/nelkodev.com\/en\/\">nelkodev.com<\/a>. If you have specific questions or need personalized advice, do not hesitate to contact me through <a href=\"https:\/\/nelkodev.com\/en\/contact\/\">my contact page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Data types play a fundamental role in any database management system, and MySQL is no exception. Among the different data types that MySQL offers, BLOB (Binary Large Object) is essential when we need to store large binary data such as images, videos, or even text documents in non-binary format.<\/p>","protected":false},"author":1,"featured_media":29174,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[420,2185,2033],"tags":[2069,2070,205,2189,639,353,1473,1232,352,60,2194,512],"class_list":["post-29173","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-curso-mysql","category-mysql-data-types","tag-binarios","tag-blob","tag-blog","tag-curso","tag-data","tag-datos","tag-domina","tag-grandes","tag-mysql","tag-para","tag-types","tag-uso"],"_links":{"self":[{"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/posts\/29173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/comments?post=29173"}],"version-history":[{"count":0,"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/posts\/29173\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/media\/29174"}],"wp:attachment":[{"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/media?parent=29173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/categories?post=29173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nelkodev.com\/en\/wp-json\/wp\/v2\/tags?post=29173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}