{"id":2701,"date":"2026-07-14T14:23:12","date_gmt":"2026-07-14T06:23:12","guid":{"rendered":"https:\/\/updates.visual-paradigm.com\/es\/releases\/free-sql-to-erd-tool-online-editor\/"},"modified":"2026-07-14T14:23:12","modified_gmt":"2026-07-14T06:23:12","slug":"free-sql-to-erd-tool-online-editor","status":"publish","type":"releases","link":"https:\/\/updates.visual-paradigm.com\/es\/releases\/free-sql-to-erd-tool-online-editor\/","title":{"rendered":"Convierte SQL en ERDs visuales de inmediato: VPasCode presenta soporte interactivo para SQL a diagrama"},"content":{"rendered":"<p>El dise\u00f1o y documentaci\u00f3n de bases de datos acaba de volverse mucho m\u00e1s sencillo. Si alguna vez has pasado horas arrastrando, soltando y alineando cajas manualmente para crear un Diagrama de Relaci\u00f3n de Entidades (ERD), Visual Paradigm tiene una noticia fant\u00e1stica para ti. Hemos mejorado oficialmente nuestra plataforma unificada de texto a diagrama, <strong>VPasCode<\/strong>, al introducir un soporte robusto para c\u00f3digo SQL nativo.<\/p>\n<p>Con esta \u00faltima mejora, VPasCode ahora funciona como una herramienta altamente intuitiva <strong>herramienta gratuita de SQL a ERD<\/strong>. Puedes simplemente pegar tus scripts DDL de SQL sin procesar en nuestro entorno y ver c\u00f3mo tus diagramas completos de relaci\u00f3n de entidades se renderizan instant\u00e1neamente ante tus ojos.<\/p>\n<p id=\"yjbPRfO\"><img fetchpriority=\"high\" alt=\"A screenshot of Visual Paradigm's VPasCode that shows the editing of a SQL, with the code rendered as an ERD in Mermaid format\" class=\"alignnone wp-image-2939 size-full\" decoding=\"async\" fetchpriority=\"high\" height=\"745\" sizes=\"(max-width: 1192px) 100vw, 1192px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d47b6a5f3.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d47b6a5f3.png 1192w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d47b6a5f3-300x188.png 300w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d47b6a5f3-1024x640.png 1024w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d47b6a5f3-768x480.png 768w\" width=\"1192\"\/><\/p>\n<p>Ya sea que seas un arquitecto de datos dise\u00f1ando un ecosistema empresarial, un desarrollador full-stack prototipando una nueva caracter\u00edstica, o un estudiante aprendiendo sistemas de gesti\u00f3n de bases de datos relacionales, esta potente <strong>herramienta en l\u00ednea de SQL ERD<\/strong> est\u00e1 dise\u00f1ada para ahorrarte tiempo y eliminar cuellos de botella en el diagramado manual.<\/p>\n<hr\/>\n<h2>\u00bfQu\u00e9 es VPasCode? La plataforma definitiva de Diagramas como C\u00f3digo<\/h2>\n<p>Si eres nuevo en la plataforma, aqu\u00ed tienes un breve repaso: <a href=\"https:\/\/www.vpascode.com\/overview\/\">VPasCode<\/a> es el centro unificado de texto a diagrama de Visual Paradigm. En lugar de herramientas tradicionales de dibujo con clic y arrastre, VPasCode adopta una filosof\u00eda de &#8220;Diagramas como C\u00f3digo&#8221; (DaC). Te permite crear, mantener y controlar versiones de arquitecturas de sistemas complejas, diagramas de flujo y diagramas de secuencia utilizando una sintaxis de texto simple y legible para humanos.<\/p>\n<p>La plataforma viene equipada con un editor de c\u00f3digo r\u00e1pido y gratuito en el lado izquierdo y un renderizador de diagramas en tiempo real en el lado derecho. Debido a que est\u00e1 construida como un entorno verdaderamente integrado, VPasCode te\u00f3ricamente admite todos los est\u00e1ndares populares de texto a diagrama, incluyendo sintaxis completas de PlantUML y Mermaid. Te ofrece lo mejor de los motores de renderizado de c\u00f3digo abierto combinados con el ecosistema web elegante de Visual Paradigm.<\/p>\n<hr\/>\n<h2>Flexibilidad de motor dual: El editor SQL ERD definitivo<\/h2>\n<p>Mientras que las utilidades est\u00e1ndar de c\u00f3digo a diagrama te encierran en un \u00fanico motor de dise\u00f1o, VPasCode te brinda un control completo creativo y arquitect\u00f3nico. A diferencia de otros lenguajes que admitimos, nuestro nuevo <strong>editor SQL ERD<\/strong> introduce un interruptor de doble renderizado \u00fanico.<\/p>\n<p>Encima del editor de c\u00f3digo SQL en el panel izquierdo, encontrar\u00e1s un men\u00fa desplegable que por defecto est\u00e1 configurado en <strong>\u201cMermaid\u201d<\/strong>. Si deseas ver o exportar tu dise\u00f1o de base de datos utilizando las reglas de sintaxis de PlantUML en lugar de eso, simplemente haz clic en el men\u00fa desplegable y c\u00e1mbialo a <strong>\u201cPlantUML\u201d<\/strong>. El sistema procesa autom\u00e1ticamente tu script SQL y lo transforma utilizando el motor elegido de inmediato.<\/p>\n<hr\/>\n<h2>V\u00e9alo en acci\u00f3n: 4 ejemplos interactivos del mundo real<\/h2>\n<p>Para demostrar cu\u00e1n vers\u00e1til es esta nueva caracter\u00edstica en diferentes dialectos de bases de datos y arquitecturas de software, hemos preparado cuatro ejemplos interactivos. Puedes hacer clic en los enlaces debajo de cada ejemplo para abrirlas directamente en el entorno en vivo de la <strong>herramienta en l\u00ednea de SQL ERD<\/strong> entorno.<\/p>\n<h3>1. Esquema de Comercio Electr\u00f3nico (SQL est\u00e1ndar)<\/h3>\n<p>Este esquema relacional est\u00e1ndar demuestra relaciones cl\u00e1sicas de comercio electr\u00f3nico: usuarios, direcciones, productos, pedidos, art\u00edculos de pedido y rese\u00f1as de productos, con referencias est\u00e1ndar de claves primarias y for\u00e1neas.<\/p>\n<p id=\"trovHxL\"><img alt=\"A Mermaid ERD rendered from a SQL, edited with Visual Paradigm's VPasCode Diagram-as-Code (DaC) platform: An Ecommerce schema example\" class=\"alignnone wp-image-2940\" decoding=\"async\" height=\"1286\" sizes=\"(max-width: 800px) 100vw, 800px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d48997de2.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d48997de2.png 863w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d48997de2-187x300.png 187w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d48997de2-637x1024.png 637w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d48997de2-768x1234.png 768w\" width=\"800\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Sql<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Sql<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"language-sql\"><code class=\"language-sql\" data-language=\"sql\" class=\"language-sql\">\r\nCREATE TABLE users (\r\n  id BIGINT PRIMARY KEY,\r\n  email VARCHAR(255) NOT NULL UNIQUE,\r\n  full_name VARCHAR(120),\r\n  created_at TIMESTAMP NOT NULL\r\n);\r\n\r\nCREATE TABLE addresses (\r\n  id BIGINT PRIMARY KEY,\r\n  user_id BIGINT NOT NULL REFERENCES users(id),\r\n  line1 VARCHAR(255) NOT NULL,\r\n  city VARCHAR(80),\r\n  country CHAR(2) NOT NULL\r\n);\r\n\r\nCREATE TABLE products (\r\n  id BIGINT PRIMARY KEY,\r\n  sku VARCHAR(64) NOT NULL UNIQUE,\r\n  name VARCHAR(200) NOT NULL,\r\n  price_cents INT NOT NULL,\r\n  active BOOLEAN NOT NULL\r\n);\r\n\r\nCREATE TABLE orders (\r\n  id BIGINT PRIMARY KEY,\r\n  user_id BIGINT NOT NULL,\r\n  address_id BIGINT,\r\n  status VARCHAR(32) NOT NULL,\r\n  total_cents INT NOT NULL,\r\n  placed_at TIMESTAMP NOT NULL,\r\n  FOREIGN KEY (user_id) REFERENCES users(id),\r\n  FOREIGN KEY (address_id) REFERENCES addresses(id)\r\n);\r\n\r\nCREATE TABLE order_items (\r\n  id BIGINT PRIMARY KEY,\r\n  order_id BIGINT NOT NULL,\r\n  product_id BIGINT NOT NULL,\r\n  quantity INT NOT NULL,\r\n  unit_cents INT NOT NULL,\r\n  CONSTRAINT fk_oi_order FOREIGN KEY (order_id) REFERENCES orders(id),\r\n  CONSTRAINT fk_oi_product FOREIGN KEY (product_id) REFERENCES products(id)\r\n);\r\n\r\nCREATE TABLE reviews (\r\n  id BIGINT PRIMARY KEY,\r\n  product_id BIGINT NOT NULL REFERENCES products(id),\r\n  user_id BIGINT NOT NULL REFERENCES users(id),\r\n  rating SMALLINT NOT NULL,\r\n  body TEXT,\r\n  created_at TIMESTAMP NOT NULL\r\n);\r\n<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h3>2. Esquema de blog de gesti\u00f3n de contenido (dialecto PostgreSQL)<\/h3>\n<p>Las aplicaciones modernas requieren estructuras de datos avanzadas. Este esquema orientado a PostgreSQL presenta configuraciones avanzadas que incluyen arreglos complejos (<code>TEXT[]<\/code>), objetos JSON modernos (<code>JSONB<\/code>), y tipos de datos UUID para claves primarias.<\/p>\n<p id=\"QlOGmuK\"><img alt=\"A Mermaid ERD rendered from a SQL, edited with Visual Paradigm's VPasCode Diagram-as-Code (DaC) platform: A blog example\" class=\"alignnone wp-image-2942\" decoding=\"async\" height=\"1290\" sizes=\"(max-width: 800px) 100vw, 800px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4a58ed60.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4a58ed60.png 930w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4a58ed60-186x300.png 186w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4a58ed60-635x1024.png 635w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4a58ed60-768x1239.png 768w\" width=\"800\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Sql<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Sql<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"language-sql\"><code class=\"language-sql\" data-language=\"sql\" class=\"language-sql\">\r\nCREATE TABLE authors (\r\n  id UUID PRIMARY KEY,\r\n  name VARCHAR(200) NOT NULL,\r\n  email VARCHAR(255) NOT NULL UNIQUE,\r\n  bio TEXT,\r\n  avatar_url VARCHAR(500),\r\n  meta JSONB DEFAULT '{}',\r\n  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()\r\n);\r\n\r\nCREATE TABLE categories (\r\n  id UUID PRIMARY KEY,\r\n  name VARCHAR(100) NOT NULL UNIQUE,\r\n  slug VARCHAR(120) NOT NULL UNIQUE,\r\n  description TEXT,\r\n  parent_id UUID REFERENCES categories(id),\r\n  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()\r\n);\r\n\r\nCREATE TABLE posts (\r\n  id UUID PRIMARY KEY,\r\n  author_id UUID NOT NULL REFERENCES authors(id),\r\n  category_id UUID REFERENCES categories(id),\r\n  title VARCHAR(300) NOT NULL,\r\n  slug VARCHAR(350) NOT NULL UNIQUE,\r\n  body TEXT NOT NULL,\r\n  excerpt TEXT,\r\n  tags TEXT[],\r\n  published BOOLEAN NOT NULL DEFAULT FALSE,\r\n  views INTEGER NOT NULL DEFAULT 0,\r\n  published_at TIMESTAMPTZ,\r\n  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),\r\n  updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()\r\n);\r\n\r\nCREATE TABLE comments (\r\n  id UUID PRIMARY KEY,\r\n  post_id UUID NOT NULL REFERENCES posts(id),\r\n  author_name VARCHAR(120) NOT NULL,\r\n  author_email VARCHAR(255) NOT NULL,\r\n  body TEXT NOT NULL,\r\n  approved BOOLEAN NOT NULL DEFAULT FALSE,\r\n  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()\r\n);\r\n\r\nCREATE TABLE post_tags (\r\n  post_id UUID NOT NULL REFERENCES posts(id),\r\n  tag VARCHAR(60) NOT NULL,\r\n  PRIMARY KEY (post_id, tag),\r\n  CONSTRAINT fk_tags_post FOREIGN KEY (post_id) REFERENCES posts(id)\r\n);\r\n<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h3>3. Motor SaaS multi-tenant (dialecto MySQL)<\/h3>\n<p>Esta muestra DDL de MySQL describe un sistema empresarial multi-tenant que rastrea organizaciones, jerarqu\u00edas de equipos, permisos de usuarios, asignaciones de proyectos e facturas de cobro utilizando campos nativos de <code>AUTO_INCREMENT<\/code>, <code>ENUM<\/code> campos y decimales expl\u00edcitos.<\/p>\n<p id=\"yscEibK\"><img loading=\"lazy\" alt=\"A Mermaid ERD rendered from a SQL, edited with Visual Paradigm's VPasCode Diagram-as-Code (DaC) platform: A Multi-Tenant SaaS Engine example\" class=\"alignnone wp-image-2941\" decoding=\"async\" height=\"1290\" loading=\"lazy\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d493dfc5f.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d493dfc5f.png 930w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d493dfc5f-186x300.png 186w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d493dfc5f-635x1024.png 635w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d493dfc5f-768x1239.png 768w\" width=\"800\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Sql<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Sql<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"language-sql\"><code class=\"language-sql\" data-language=\"sql\" class=\"language-sql\">\r\nCREATE TABLE organizations (\r\n  id INT AUTO_INCREMENT PRIMARY KEY,\r\n  name VARCHAR(200) NOT NULL,\r\n  slug VARCHAR(120) NOT NULL UNIQUE,\r\n  plan TINYINT NOT NULL DEFAULT 0,\r\n  active BOOLEAN NOT NULL DEFAULT TRUE,\r\n  max_users INT NOT NULL DEFAULT 10,\r\n  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,\r\n  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP\r\n);\r\n\r\nCREATE TABLE teams (\r\n  id INT AUTO_INCREMENT PRIMARY KEY,\r\n  org_id INT NOT NULL,\r\n  name VARCHAR(120) NOT NULL,\r\n  description TEXT,\r\n  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,\r\n  FOREIGN KEY (org_id) REFERENCES organizations(id)\r\n);\r\n\r\nCREATE TABLE users (\r\n  id INT AUTO_INCREMENT PRIMARY KEY,\r\n  org_id INT NOT NULL,\r\n  email VARCHAR(255) NOT NULL UNIQUE,\r\n  password_hash VARCHAR(255) NOT NULL,\r\n  display_name VARCHAR(120) NOT NULL,\r\n  role ENUM('admin', 'member', 'viewer') NOT NULL DEFAULT 'member',\r\n  active BOOLEAN NOT NULL DEFAULT TRUE,\r\n  last_login DATETIME,\r\n  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,\r\n  FOREIGN KEY (org_id) REFERENCES organizations(id)\r\n);\r\n\r\nCREATE TABLE projects (\r\n  id INT AUTO_INCREMENT PRIMARY KEY,\r\n  org_id INT NOT NULL,\r\n  name VARCHAR(200) NOT NULL,\r\n  description TEXT,\r\n  budget DECIMAL(12, 2) NOT NULL DEFAULT 0.00,\r\n  status ENUM('planning', 'active', 'completed', 'archived') NOT NULL DEFAULT 'planning',\r\n  start_date DATE,\r\n  end_date DATE,\r\n  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,\r\n  FOREIGN KEY (org_id) REFERENCES organizations(id)\r\n);\r\n\r\nCREATE TABLE invoices (\r\n  id INT AUTO_INCREMENT PRIMARY KEY,\r\n  org_id INT NOT NULL,\r\n  user_id INT NOT NULL,\r\n  project_id INT,\r\n  invoice_no VARCHAR(32) NOT NULL UNIQUE,\r\n  amount DECIMAL(12, 2) NOT NULL,\r\n  tax DECIMAL(12, 2) NOT NULL DEFAULT 0.00,\r\n  total DECIMAL(12, 2) NOT NULL,\r\n  currency CHAR(3) NOT NULL DEFAULT 'USD',\r\n  status ENUM('draft', 'sent', 'paid', 'cancelled') NOT NULL DEFAULT 'draft',\r\n  due_date DATE NOT NULL,\r\n  paid_at DATETIME,\r\n  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,\r\n  FOREIGN KEY (org_id) REFERENCES organizations(id),\r\n  FOREIGN KEY (user_id) REFERENCES users(id),\r\n  FOREIGN KEY (project_id) REFERENCES projects(id)\r\n);\r\n<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h3>4. Cat\u00e1logo de gesti\u00f3n de bibliotecas (dialecto SQLite)<\/h3>\n<p>Perfecto para estructuras de aplicaciones localizadas, este conjunto de datos de SQLite incluye configuraciones completas para directorios de editores, inventarios de cat\u00e1logos con restricciones de referencia estructural, bases de datos de miembros, pr\u00e9stamos f\u00edsicos y reservas en lista de espera.<\/p>\n<p id=\"GmPPcWS\"><img loading=\"lazy\" alt=\"A Mermaid ERD rendered from a SQL, edited with Visual Paradigm's VPasCode Diagram-as-Code (DaC) platform: A Library Management System example\" class=\"alignnone wp-image-2943\" decoding=\"async\" height=\"1028\" loading=\"lazy\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4b4f3892.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4b4f3892.png 1234w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4b4f3892-233x300.png 233w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4b4f3892-797x1024.png 797w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4b4f3892-768x987.png 768w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d4b4f3892-1195x1536.png 1195w\" width=\"800\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Sql<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Sql<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"language-sql\"><code class=\"language-sql\" data-language=\"sql\" class=\"language-sql\">\r\nCREATE TABLE publishers (\r\n  id INTEGER PRIMARY KEY,\r\n  name VARCHAR(200) NOT NULL,\r\n  address TEXT,\r\n  website VARCHAR(300),\r\n  established_year INT\r\n);\r\n\r\nCREATE TABLE books (\r\n  id INTEGER PRIMARY KEY,\r\n  publisher_id INT,\r\n  isbn VARCHAR(20) NOT NULL UNIQUE,\r\n  title VARCHAR(300) NOT NULL,\r\n  subtitle VARCHAR(300),\r\n  language VARCHAR(30) NOT NULL DEFAULT 'English',\r\n  page_count INT,\r\n  publication_year INT,\r\n  edition INT DEFAULT 1,\r\n  cover_image BLOB,\r\n  description TEXT,\r\n  rating REAL DEFAULT 0.0,\r\n  price DECIMAL(8, 2),\r\n  in_stock BOOLEAN NOT NULL DEFAULT TRUE,\r\n  acquired_at DATE,\r\n  created_at TIMESTAMP NOT NULL,\r\n  FOREIGN KEY (publisher_id) REFERENCES publishers(id)\r\n);\r\n\r\nCREATE TABLE authors (\r\n  id INTEGER PRIMARY KEY,\r\n  first_name VARCHAR(80) NOT NULL,\r\n  last_name VARCHAR(80) NOT NULL,\r\n  birth_date DATE,\r\n  nationality VARCHAR(60),\r\n  biography TEXT,\r\n  website VARCHAR(300)\r\n);\r\n\r\nCREATE TABLE book_authors (\r\n  book_id INT NOT NULL,\r\n  author_id INT NOT NULL,\r\n  role VARCHAR(60) DEFAULT 'Author',\r\n  sort_order INT NOT NULL DEFAULT 0,\r\n  PRIMARY KEY (book_id, author_id),\r\n  CONSTRAINT fk_ba_book FOREIGN KEY (book_id) REFERENCES books(id),\r\n  CONSTRAINT fk_ba_author FOREIGN KEY (author_id) REFERENCES authors(id)\r\n);\r\n\r\nCREATE TABLE members (\r\n  id INTEGER PRIMARY KEY,\r\n  card_no VARCHAR(20) NOT NULL UNIQUE,\r\n  first_name VARCHAR(80) NOT NULL,\r\n  last_name VARCHAR(80) NOT NULL,\r\n  email VARCHAR(255) NOT NULL UNIQUE,\r\n  phone VARCHAR(30),\r\n  address TEXT,\r\n  membership_type VARCHAR(30) NOT NULL DEFAULT 'Standard',\r\n  joined_at DATE NOT NULL,\r\n  expires_at DATE NOT NULL,\r\n  active BOOLEAN NOT NULL DEFAULT TRUE\r\n);\r\n\r\nCREATE TABLE loans (\r\n  id INTEGER PRIMARY KEY,\r\n  book_id INT NOT NULL,\r\n  member_id INT NOT NULL,\r\n  borrowed_at TIMESTAMP NOT NULL,\r\n  due_at DATE NOT NULL,\r\n  returned_at TIMESTAMP,\r\n  renewal_count INT NOT NULL DEFAULT 0,\r\n  notes TEXT,\r\n  FOREIGN KEY (book_id) REFERENCES books(id),\r\n  FOREIGN KEY (member_id) REFERENCES members(id)\r\n);\r\n\r\nCREATE TABLE holds (\r\n  id INTEGER PRIMARY KEY,\r\n  book_id INT NOT NULL,\r\n  member_id INT NOT NULL,\r\n  placed_at TIMESTAMP NOT NULL,\r\n  expires_at DATE,\r\n  fulfilled_at TIMESTAMP,\r\n  cancelled BOOLEAN NOT NULL DEFAULT FALSE,\r\n  FOREIGN KEY (book_id) REFERENCES books(id),\r\n  FOREIGN KEY (member_id) REFERENCES members(id)\r\n);\r\n<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/#sql:eNq9VMtu2zAQvBvwP\/AWBTAKN0WKAD3JDp0aVeRUlovmJFASY7GhSZWk4vrvS5GCHo5kp0DbI\/fBndmd3XkA3RCC0J15EORFTInMsJDAGY8AIClY+iG8gwF4CJb3bvAIvsDHSeliaIfBNzeYf3YD52o6vQT+KgT+xvOMG6WpwFKCEH4PjWGPY0lUk\/JBpxgHlgrZqml0wEiUFcejy0\/j0Xg0b4OLOX8+j6umENkgYyQyZi2wDVaw8ZdfN9AEKaJoF1+Xkizi1yHGQxHbFmjb9rRK3MKFu\/FCcAHZtoR2YXHq+CjhBVM1SgM9QYpwVnfCtiglpbF817+9N56Ev5RMd2XxmbeaGWOKZSJIblLq\/gv9L9sC3dAG0fTd1BYWJMHaOtet9JybCbiyvAiLpOLJM5itVh50\/decwqBqHkp+FkToESIFbvXMLDqBkbK2cHkP16F7\/9Dt6WIVwOWdX04POO3RXWqkCxhAfw7XLVk62tMrDlSojL9Btk9ESBV1xHtzPGiKzobERKgsSjW7hi0zk0OUqEOd+LFSSEz4VqA8O5xeiEHdRx1+xmJJHm2diep1Cd5SrobVyNI1SVaVkgsVcZFi0fmhUYyJajUVOBWYSVPcUp6v\/HUYuOU3T89RjKIysDvwKrUza7PlzuAntkj3m6Zw+6OqY4OK2eFd\/JZDlyCRRoyfPR9\/SVl4hwhtil1f91fLM84696b\/6lYkM5JH6pCfO1BrhViq6Vot\/OCENQt9hPJXrrdd9jtRosgLPn00ekdCOWLnBzKofku21xVzIfj+5ClKC9xPR2BVCHaUW3kY3iPanPGhhWFc4dZU\/nAJOuE1yU5CNedBsWecpv+mszlFycm+HknF7kpBnwilfT1NEEtw6RrWz8L11vD\/NPI3UI6ImQ==\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Sql in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#sql: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Editar Sql en VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<hr\/>\n<h2>\u00bfPor qu\u00e9 usar una herramienta en l\u00ednea de ERD de SQL?<\/h2>\n<p>Mantener una documentaci\u00f3n precisa puede ser una tarea tediosa a medida que los esquemas evolucionan durante revisiones de c\u00f3digo y sprints. VPasCode traslada el modelado de datos a un paradigma basado en c\u00f3digo:<\/p>\n<ul>\n<li><strong>No se requiere instalaci\u00f3n:<\/strong>Funciona nativamente dentro de tu navegador sin obst\u00e1culos de configuraci\u00f3n.<\/li>\n<li><strong>Visualizaci\u00f3n instant\u00e1nea:<\/strong>Arrastra tu esquema de texto directamente en la interfaz y visualiza de inmediato rutas visuales relacionales estructuradas.<\/li>\n<li><strong>Est\u00e1ndares de salida flexibles:<\/strong>Trabaja sin esfuerzo con los est\u00e1ndares PlantUML y Mermaid de forma din\u00e1mica en un \u00fanico panel adaptable.\n<p id=\"pZuvcDI\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-2944\" decoding=\"async\" height=\"745\" loading=\"lazy\" sizes=\"auto, (max-width: 1192px) 100vw, 1192px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d522312fb.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d522312fb.png 1192w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d522312fb-300x188.png 300w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d522312fb-1024x640.png 1024w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a55d522312fb-768x480.png 768w\" width=\"1192\"\/><\/p>\n<\/li>\n<\/ul>\n<h3>\u00bfListo para transformar tu flujo de trabajo?<\/h3>\n<p>Deja de dibujar l\u00edneas manualmente. Experimenta el poder de nuestro entorno de trabajo de texto a diagrama sin fricci\u00f3n hoy mismo!<\/p>\n<p>\ud83d\udc49 <a href=\"https:\/\/www.vpascode.com\/\" style=\"font-size: 1.2em; font-weight: bold; text-decoration: underline;\">Inicia ahora el editor gratuito de VPasCode<\/a><\/p>\n","protected":false},"featured_media":2702,"template":"","meta":{"_acf_changed":false,"_yoast_wpseo_title":"Herramienta gratuita de SQL a ERD: Genera diagramas de bases de datos a partir de DDL - VPasCode","_yoast_wpseo_metadesc":"Convierte f\u00e1cilmente scripts SQL DDL en diagramas visuales de relaciones de entidades con VPasCode, nuestra herramienta gratuita de SQL a ERD. 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