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Postgresql\n\n1- Iniciar base de datos postgresql desde terminal:\n\n```bash\nsudo service postgresql start\n```\n\n2- Iniciar psql:\n\n```bash\nsudo -u postgres psql\n```\n\n3- Crear la base de datos:\n\n```bash\nCREATE DATABASE tienda;\n```\n\n4- Conectarse a la Base de datos, agregando su nombre:\n\n```bash\n\\c tienda;\n```\n![screen01](https://github.com/pedro-donoso/Postgresql/assets/68760595/ea4576ed-d09a-43ab-acfd-cce0760436e2)\n\n5- Crear tabla Productos con campos Nombre y Edad:\n\n```bash\nCREATE TABLE productos (id SERIAL PRIMARY KEY, nombre VARCHAR(100), precio NUMERIC(10,2), stock INT);\n```\n\n6- Visualizar tabla creada:\n\n```bash\n\\dt\n```\n![screen02](https://github.com/pedro-donoso/Postgresql/assets/68760595/c2fbbca0-868a-4242-9e02-3c0cbb0820a0)\n\n7- Insertar datos en la tabla:\n\n```bash\nINSERT INTO productos(nombre, precio, stock) VALUES('Camisetas', 19.99, 100), ('Pantalon', 99.00, 59), ('Zapatos', 50.99, 38);\n```\n\n8- Visualizar contenido de la tabla productos:\n\n```bash\nSELECT * FROM productos;\n```\n![screen03](https://github.com/pedro-donoso/Postgresql/assets/68760595/d846fb76-5e5c-483e-980f-52adb9bec157)\n\n9- Agregar nuevo elemento a la tabla productos:\n\n```bash\nINSERT INTO productos(nombre, precio, stock) VALUES('Camisas', 19.99, 100.5);\n```\n10- Ver nuevo elemento agregado a la tabla producto:\n\n```bash\nSELECT * FROM productos;\n```\n![screen04](https://github.com/pedro-donoso/Postgresql/assets/68760595/cc0fe3bf-6f51-453e-85ec-fad3db2c20db)\n\n11- Consultar productos cuyo precio sea mayor a 30:\n\n```bash\nSELECT * FROM productos WHERE precio \u003e 30;\n```\n![screen](https://github.com/pedro-donoso/Postgresql/assets/68760595/16721db3-a1fb-4fe0-9f3d-b9e0b88571c4)\n\n12- Actualizar precio del producto Camisas:\n\n```bash\nUPDATE productos SET precio = 99.99 WHERE id = 4;\n```\n13- Ver precio actualizado del producto Camisas:\n\n![screen01](https://github.com/pedro-donoso/Postgresql/assets/68760595/3bfa7902-f811-42e8-87bc-8974638c6923)\n\n\n\n\n\n\n\n\n\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpedro-donoso%2Fpostgresql","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fpedro-donoso%2Fpostgresql","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpedro-donoso%2Fpostgresql/lists"}