diff --git a/.idea/sqldialects.xml b/.idea/sqldialects.xml
new file mode 100644
index 0000000..37def41
--- /dev/null
+++ b/.idea/sqldialects.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="SqlDialectMappings">
+    <file url="file://$PROJECT_DIR$/create.sql" dialect="MariaDB" />
+    <file url="file://$PROJECT_DIR$/data.sql" dialect="MariaDB" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/create.sql b/create.sql
index ece6678..8f742ae 100644
--- a/create.sql
+++ b/create.sql
@@ -1,7 +1,10 @@
 #--------------------------------------------------------------------------------#
 #-----------------------------Eliminar todas las tablas--------------------------#
 #--------------------------------------------------------------------------------#
+start transaction;
+
 set foreign_key_checks = 0;
+set autocommit = 0;
 
 drop table if exists editorial;
 drop table if exists estado;
@@ -17,7 +20,7 @@ drop table if exists correo;
 drop table if exists direccion;
 drop table if exists telefono;
 drop table if exists empresa;
-drop table if exists cliente;
+drop table if exists distribuidor;
 drop table if exists cliente;
 drop table if exists trabajador;
 drop table if exists distribuidor_direccion;
@@ -34,12 +37,11 @@ drop table if exists boleta;
 drop table if exists compra;
 drop table if exists venta;
 drop table if exists arriendo;
-drop table if exists libro_compra;
-drop table if exists libro_venta;
-drop table if exists libro_arriendo;
+drop table if exists ejemplar_compra;
+drop table if exists ejemplar_venta;
+drop table if exists ejemplar_arriendo;
 drop table if exists usuario;
 
-set foreign_key_checks = 1;
 
 #--------------------------------------------------------------------------------#
 #--------------Definicion de las tablas relacionadas a los libros----------------#
@@ -163,7 +165,7 @@ create table empresa
   inserted_at timestamp default CURRENT_TIMESTAMP
 );
 
-create table cliente
+create table distribuidor
 (
   id          int unsigned primary key auto_increment,
   empresa_id  int unsigned not null,
@@ -328,27 +330,27 @@ create table arriendo
   foreign key (cliente_id) references cliente (id) on delete restrict on update cascade
 );
 
-create table libro_compra
+create table ejemplar_compra
 (
-  libro_id  int unsigned,
-  compra_id int unsigned,
-  foreign key (libro_id) references libro (id) on delete restrict on update cascade,
+  ejemplar_id int unsigned,
+  compra_id   int unsigned,
+  foreign key (ejemplar_id) references ejemplar (id) on delete restrict on update cascade,
   foreign key (compra_id) references compra (id) on delete restrict on update cascade
 );
 
-create table libro_venta
+create table ejemplar_venta
 (
-  libro_id int unsigned,
-  venta_id int unsigned,
-  foreign key (libro_id) references libro (id) on delete restrict on update cascade,
+  ejemplar_id int unsigned,
+  venta_id    int unsigned,
+  foreign key (ejemplar_id) references ejemplar (id) on delete restrict on update cascade,
   foreign key (venta_id) references venta (id) on delete restrict on update cascade
 );
 
-create table libro_arriendo
+create table ejemplar_arriendo
 (
-  libro_id    int unsigned,
+  ejemplar_id int unsigned,
   arriendo_id int unsigned,
-  foreign key (libro_id) references libro (id) on delete restrict on update cascade,
+  foreign key (ejemplar_id) references ejemplar (id) on delete restrict on update cascade,
   foreign key (arriendo_id) references arriendo (id) on delete restrict on update cascade
 );
 
@@ -363,6 +365,11 @@ create table usuario
   password      binary(32)   not null,
   salt          binary(16)   not null,
   trabajador_id int unsigned not null,
-  foreign key (trabajador_id) references trabajador (id) on delete cascade on update cascade,
-  inserted_at   timestamp default current_timestamp
+  inserted_at   timestamp default current_timestamp,
+  foreign key (trabajador_id) references trabajador (id) on delete cascade on update cascade
 );
+
+set autocommit = 1;
+set foreign_key_checks = 1;
+
+commit;
\ No newline at end of file
diff --git a/data.sql b/data.sql
index 2bc4469..f189434 100644
--- a/data.sql
+++ b/data.sql
@@ -1,356 +1,119 @@
--- MySQL dump 10.17  Distrib 10.3.15-MariaDB, for Linux (x86_64)
---
--- Host: localhost    Database: biblioteca
--- ------------------------------------------------------
--- Server version	10.3.15-MariaDB
-
-/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
-/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
-/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
-/*!40101 SET NAMES utf8mb4 */;
-/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
-/*!40103 SET TIME_ZONE='+00:00' */;
-/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
-/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
-/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
-
---
--- Dumping data for table `arriendo`
---
-
-LOCK TABLES `arriendo` WRITE;
-/*!40000 ALTER TABLE `arriendo` DISABLE KEYS */;
-/*!40000 ALTER TABLE `arriendo` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `autor`
---
-
-LOCK TABLES `autor` WRITE;
-/*!40000 ALTER TABLE `autor` DISABLE KEYS */;
-INSERT INTO `autor` VALUES (1,'Howard Philips','Lovecraft',NULL,'2019-06-12 16:18:57'),(2,'Stephen','King',NULL,'2019-06-12 16:18:57'),(3,'Brandon','Sanderson',NULL,'2019-06-12 16:18:57');
-/*!40000 ALTER TABLE `autor` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `boleta`
---
-
-LOCK TABLES `boleta` WRITE;
-/*!40000 ALTER TABLE `boleta` DISABLE KEYS */;
-/*!40000 ALTER TABLE `boleta` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `categoria`
---
-
-LOCK TABLES `categoria` WRITE;
-/*!40000 ALTER TABLE `categoria` DISABLE KEYS */;
-INSERT INTO `categoria` VALUES (1,'Terror','2019-06-12 16:18:57'),(2,'Aventura','2019-06-12 16:18:57'),(3,'Fantasia','2019-06-12 16:18:57');
-/*!40000 ALTER TABLE `categoria` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `cliente`
---
-
-LOCK TABLES `cliente` WRITE;
-/*!40000 ALTER TABLE `cliente` DISABLE KEYS */;
-INSERT INTO `cliente` VALUES (1,'21786653-7','Cliente','1','1','2019-06-17','2019-06-13 16:01:33'),(2,'17181388-3','Cliente','2','2','2019-06-13','2019-06-13 16:04:02');
-/*!40000 ALTER TABLE `cliente` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `cliente_correo`
---
-
-LOCK TABLES `cliente_correo` WRITE;
-/*!40000 ALTER TABLE `cliente_correo` DISABLE KEYS */;
-/*!40000 ALTER TABLE `cliente_correo` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `cliente_direccion`
---
-
-LOCK TABLES `cliente_direccion` WRITE;
-/*!40000 ALTER TABLE `cliente_direccion` DISABLE KEYS */;
-/*!40000 ALTER TABLE `cliente_direccion` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `cliente_telefono`
---
-
-LOCK TABLES `cliente_telefono` WRITE;
-/*!40000 ALTER TABLE `cliente_telefono` DISABLE KEYS */;
-/*!40000 ALTER TABLE `cliente_telefono` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `compra`
---
-
-LOCK TABLES `compra` WRITE;
-/*!40000 ALTER TABLE `compra` DISABLE KEYS */;
-/*!40000 ALTER TABLE `compra` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `correo`
---
-
-LOCK TABLES `correo` WRITE;
-/*!40000 ALTER TABLE `correo` DISABLE KEYS */;
-INSERT INTO `correo` VALUES (1,'HOOLA','2019-06-13 17:25:41'),(2,'skrd159@gmail.com','2019-06-13 17:32:13');
-/*!40000 ALTER TABLE `correo` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `direccion`
---
-
-LOCK TABLES `direccion` WRITE;
-/*!40000 ALTER TABLE `direccion` DISABLE KEYS */;
-/*!40000 ALTER TABLE `direccion` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `cliente`
---
-
-LOCK TABLES `cliente` WRITE;
-/*!40000 ALTER TABLE `cliente` DISABLE KEYS */;
-INSERT INTO `cliente` VALUES (2,1,'14166920-6','2019-06-13 03:08:17'),(3,2,'8425080-5','2019-06-13 03:08:23'),(4,1,'21629388-6','2019-06-13 03:08:25'),(5,1,'13510176-1','2019-06-13 03:08:27');
-/*!40000 ALTER TABLE `cliente` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `distribuidor_correo`
---
-
-LOCK TABLES `distribuidor_correo` WRITE;
-/*!40000 ALTER TABLE `distribuidor_correo` DISABLE KEYS */;
-/*!40000 ALTER TABLE `distribuidor_correo` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `distribuidor_direccion`
---
-
-LOCK TABLES `distribuidor_direccion` WRITE;
-/*!40000 ALTER TABLE `distribuidor_direccion` DISABLE KEYS */;
-/*!40000 ALTER TABLE `distribuidor_direccion` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `distribuidor_telefono`
---
-
-LOCK TABLES `distribuidor_telefono` WRITE;
-/*!40000 ALTER TABLE `distribuidor_telefono` DISABLE KEYS */;
-/*!40000 ALTER TABLE `distribuidor_telefono` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `editorial`
---
-
-LOCK TABLES `editorial` WRITE;
-/*!40000 ALTER TABLE `editorial` DISABLE KEYS */;
-INSERT INTO `editorial` VALUES (1,'Editorial N1','2019-06-12 16:18:57'),(2,'Editorial N2','2019-06-12 16:18:57'),(3,'Editorial N3','2019-06-12 16:18:57');
-/*!40000 ALTER TABLE `editorial` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `ejemplar`
---
-
-LOCK TABLES `ejemplar` WRITE;
-/*!40000 ALTER TABLE `ejemplar` DISABLE KEYS */;
-/*!40000 ALTER TABLE `ejemplar` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `empresa`
---
-
-LOCK TABLES `empresa` WRITE;
-/*!40000 ALTER TABLE `empresa` DISABLE KEYS */;
-INSERT INTO `empresa` VALUES (1,'Empresa 1','2019-06-13 00:39:50'),(2,'Empresa 2','2019-06-13 00:39:52');
-/*!40000 ALTER TABLE `empresa` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `estado`
---
-
-LOCK TABLES `estado` WRITE;
-/*!40000 ALTER TABLE `estado` DISABLE KEYS */;
-INSERT INTO `estado` VALUES (1,'Vendido','2019-06-12 16:18:57'),(2,'Arrendado','2019-06-12 16:18:57'),(3,'Disponible','2019-06-12 16:18:57');
-/*!40000 ALTER TABLE `estado` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `factura`
---
-
-LOCK TABLES `factura` WRITE;
-/*!40000 ALTER TABLE `factura` DISABLE KEYS */;
-/*!40000 ALTER TABLE `factura` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `idioma`
---
-
-LOCK TABLES `idioma` WRITE;
-/*!40000 ALTER TABLE `idioma` DISABLE KEYS */;
-INSERT INTO `idioma` VALUES (1,'Español','2019-06-12 16:18:57'),(2,'Ingles','2019-06-12 16:18:57'),(3,'Portuges','2019-06-12 16:18:57'),(4,'Aleman','2019-06-12 16:18:57'),(5,'Ruso','2019-06-12 16:18:57'),(6,'Japones','2019-06-12 16:18:57');
-/*!40000 ALTER TABLE `idioma` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `libro`
---
-
-LOCK TABLES `libro` WRITE;
-/*!40000 ALTER TABLE `libro` DISABLE KEYS */;
-INSERT INTO `libro` VALUES (1,1,'0-765-31178-X',2006,541,'Mistborn: The Final Empire',10000,'2019-06-12 16:18:57'),(2,1,'0-765-31688-9',2007,590,'Mistborn: The Well of Ascension',10000,'2019-06-12 16:18:57'),(3,1,'978-0-7653-1689-9',2008,572,'Mistborn: The Hero of Ages',10000,'2019-06-12 16:18:57'),(4,2,'1231231231232',1931,100,'The Shadow over Innsmouth',10000,'2019-06-12 16:18:57'),(5,2,'1231231231232',1933,100,'The Dreams in the Witch House',10000,'2019-06-12 16:18:57'),(6,2,'1231231231232',1936,100,'At the Mountains of Madness',10000,'2019-06-12 16:18:57'),(7,3,'0385086954',1974,199,'Carrie',10000,'2019-06-12 16:18:57'),(8,3,'978-0-670-26077-5',1979,428,'The Dead Zone',10000,'2019-06-12 16:18:57'),(9,3,'0-670-81302-8',1986,1138,'It',10000,'2019-06-12 16:18:57');
-/*!40000 ALTER TABLE `libro` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `libro_arriendo`
---
-
-LOCK TABLES `libro_arriendo` WRITE;
-/*!40000 ALTER TABLE `libro_arriendo` DISABLE KEYS */;
-/*!40000 ALTER TABLE `libro_arriendo` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `libro_autor`
---
-
-LOCK TABLES `libro_autor` WRITE;
-/*!40000 ALTER TABLE `libro_autor` DISABLE KEYS */;
-INSERT INTO `libro_autor` VALUES (1,3),(2,3),(3,3),(4,1),(5,1),(6,1),(7,2),(8,2),(9,2);
-/*!40000 ALTER TABLE `libro_autor` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `libro_categoria`
---
-
-LOCK TABLES `libro_categoria` WRITE;
-/*!40000 ALTER TABLE `libro_categoria` DISABLE KEYS */;
-INSERT INTO `libro_categoria` VALUES (1,3),(2,3),(3,3),(4,1),(5,1),(6,1),(7,1),(8,1),(9,1);
-/*!40000 ALTER TABLE `libro_categoria` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `libro_compra`
---
-
-LOCK TABLES `libro_compra` WRITE;
-/*!40000 ALTER TABLE `libro_compra` DISABLE KEYS */;
-/*!40000 ALTER TABLE `libro_compra` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `libro_idioma`
---
-
-LOCK TABLES `libro_idioma` WRITE;
-/*!40000 ALTER TABLE `libro_idioma` DISABLE KEYS */;
-INSERT INTO `libro_idioma` VALUES (1,2),(2,2),(3,2),(4,2),(5,2),(6,2),(7,2),(8,2),(9,2);
-/*!40000 ALTER TABLE `libro_idioma` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `libro_venta`
---
-
-LOCK TABLES `libro_venta` WRITE;
-/*!40000 ALTER TABLE `libro_venta` DISABLE KEYS */;
-/*!40000 ALTER TABLE `libro_venta` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `telefono`
---
-
-LOCK TABLES `telefono` WRITE;
-/*!40000 ALTER TABLE `telefono` DISABLE KEYS */;
-/*!40000 ALTER TABLE `telefono` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `trabajador`
---
-
-LOCK TABLES `trabajador` WRITE;
-/*!40000 ALTER TABLE `trabajador` DISABLE KEYS */;
-INSERT INTO `trabajador` VALUES (2,'19763899-0','Daniel','Cortes','Pincheira','2019-06-13','2019-06-13 16:04:42'),(3,'10768789-0','Trabajador','N','2','2019-06-13','2019-06-13 16:05:17'),(4,'9717478-4','Trabajador','N','3','2019-06-13','2019-06-13 16:05:27');
-/*!40000 ALTER TABLE `trabajador` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `trabajador_correo`
---
-
-LOCK TABLES `trabajador_correo` WRITE;
-/*!40000 ALTER TABLE `trabajador_correo` DISABLE KEYS */;
-INSERT INTO `trabajador_correo` VALUES (4,1),(2,2);
-/*!40000 ALTER TABLE `trabajador_correo` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `trabajador_direccion`
---
-
-LOCK TABLES `trabajador_direccion` WRITE;
-/*!40000 ALTER TABLE `trabajador_direccion` DISABLE KEYS */;
-/*!40000 ALTER TABLE `trabajador_direccion` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `trabajador_telefono`
---
-
-LOCK TABLES `trabajador_telefono` WRITE;
-/*!40000 ALTER TABLE `trabajador_telefono` DISABLE KEYS */;
-/*!40000 ALTER TABLE `trabajador_telefono` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `usuario`
---
-
-LOCK TABLES `usuario` WRITE;
-/*!40000 ALTER TABLE `usuario` DISABLE KEYS */;
-INSERT INTO `usuario` VALUES (2,'admin',0x243168097E0BA82B896F348BABCEB600A8DCA30488C6F238F97FD8737BD00B27,0x3564ECCCD85CF0583F9C090602E998B7,2,'2019-06-13 16:04:53');
-/*!40000 ALTER TABLE `usuario` ENABLE KEYS */;
-UNLOCK TABLES;
-
---
--- Dumping data for table `venta`
---
-
-LOCK TABLES `venta` WRITE;
-/*!40000 ALTER TABLE `venta` DISABLE KEYS */;
-/*!40000 ALTER TABLE `venta` ENABLE KEYS */;
-UNLOCK TABLES;
-/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
-
-/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
-/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
-/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
-/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
-/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
-/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
-
--- Dump completed on 2019-06-13 13:47:52
+start transaction;
+
+set foreign_key_checks = 0;
+set autocommit = 0;
+
+INSERT INTO `autor`
+VALUES (1, 'Howard Philips', 'Lovecraft', NULL, '2019-06-12 16:18:57'),
+       (2, 'Stephen', 'King', NULL, '2019-06-12 16:18:57'),
+       (3, 'Brandon', 'Sanderson', NULL, '2019-06-12 16:18:57');
+
+INSERT INTO `categoria`
+VALUES (1, 'Terror', '2019-06-12 16:18:57'),
+       (2, 'Aventura', '2019-06-12 16:18:57'),
+       (3, 'Fantasia', '2019-06-12 16:18:57');
+--
+
+INSERT INTO `cliente`
+VALUES (1, '21786653-7', 'Cliente', '1', '1', '2019-06-17', '2019-06-13 16:01:33'),
+       (2, '17181388-3', 'Cliente', '2', '2', '2019-06-13', '2019-06-13 16:04:02');
+
+INSERT INTO `correo`
+VALUES (1, 'HOOLA', '2019-06-13 17:25:41'),
+       (2, 'skrd159@gmail.com', '2019-06-13 17:32:13');
+
+INSERT INTO `distribuidor`
+VALUES (2, 1, '14166920-6', '2019-06-13 03:08:17'),
+       (3, 2, '8425080-5', '2019-06-13 03:08:23'),
+       (4, 1, '21629388-6', '2019-06-13 03:08:25'),
+       (5, 1, '13510176-1', '2019-06-13 03:08:27');
+
+INSERT INTO `editorial`
+VALUES (1, 'Editorial N1', '2019-06-12 16:18:57'),
+       (2, 'Editorial N2', '2019-06-12 16:18:57'),
+       (3, 'Editorial N3', '2019-06-12 16:18:57');
+
+INSERT INTO `empresa`
+VALUES (1, 'Empresa 1', '2019-06-13 00:39:50'),
+       (2, 'Empresa 2', '2019-06-13 00:39:52');
+
+INSERT INTO `estado`
+VALUES (1, 'Vendido', '2019-06-12 16:18:57'),
+       (2, 'Arrendado', '2019-06-12 16:18:57'),
+       (3, 'Disponible', '2019-06-12 16:18:57');
+
+INSERT INTO `idioma`
+VALUES (1, 'Español', '2019-06-12 16:18:57'),
+       (2, 'Ingles', '2019-06-12 16:18:57'),
+       (3, 'Portuges', '2019-06-12 16:18:57'),
+       (4, 'Aleman', '2019-06-12 16:18:57'),
+       (5, 'Ruso', '2019-06-12 16:18:57'),
+       (6, 'Japones', '2019-06-12 16:18:57');
+
+INSERT INTO `libro`
+VALUES (1, 1, '0-765-31178-X', 2006, 541, 'Mistborn: The Final Empire', 10000,
+        '2019-06-12 16:18:57'),
+       (2, 1, '0-765-31688-9', 2007, 590, 'Mistborn: The Well of Ascension', 10000,
+        '2019-06-12 16:18:57'),
+       (3, 1, '978-0-7653-1689-9', 2008, 572, 'Mistborn: The Hero of Ages', 10000,
+        '2019-06-12 16:18:57'),
+       (4, 2, '1231231231232', 1931, 100, 'The Shadow over Innsmouth', 10000,
+        '2019-06-12 16:18:57'),
+       (5, 2, '1231231231232', 1933, 100, 'The Dreams in the Witch House', 10000,
+        '2019-06-12 16:18:57'),
+       (6, 2, '1231231231232', 1936, 100, 'At the Mountains of Madness', 10000,
+        '2019-06-12 16:18:57'),
+       (7, 3, '0385086954', 1974, 199, 'Carrie', 10000, '2019-06-12 16:18:57'),
+       (8, 3, '978-0-670-26077-5', 1979, 428, 'The Dead Zone', 10000, '2019-06-12 16:18:57'),
+       (9, 3, '0-670-81302-8', 1986, 1138, 'It', 10000, '2019-06-12 16:18:57');
+
+INSERT INTO `libro_autor`
+VALUES (1, 3),
+       (2, 3),
+       (3, 3),
+       (4, 1),
+       (5, 1),
+       (6, 1),
+       (7, 2),
+       (8, 2),
+       (9, 2);
+
+INSERT INTO `libro_categoria`
+VALUES (1, 3),
+       (2, 3),
+       (3, 3),
+       (4, 1),
+       (5, 1),
+       (6, 1),
+       (7, 1),
+       (8, 1),
+       (9, 1);
+
+INSERT INTO `libro_idioma`
+VALUES (1, 2),
+       (2, 2),
+       (3, 2),
+       (4, 2),
+       (5, 2),
+       (6, 2),
+       (7, 2),
+       (8, 2),
+       (9, 2);
+
+INSERT INTO `trabajador`
+VALUES (2, '19763899-0', 'Daniel', 'Cortes', 'Pincheira', '2019-06-13', '2019-06-13 16:04:42'),
+       (3, '10768789-0', 'Trabajador', 'N', '2', '2019-06-13', '2019-06-13 16:05:17'),
+       (4, '9717478-4', 'Trabajador', 'N', '3', '2019-06-13', '2019-06-13 16:05:27');
+
+INSERT INTO `trabajador_correo`
+VALUES (4, 1),
+       (2, 2);
+
+INSERT INTO `usuario`
+VALUES (2, 'admin', 0x243168097E0BA82B896F348BABCEB600A8DCA30488C6F238F97FD8737BD00B27,
+        0x3564ECCCD85CF0583F9C090602E998B7, 2, '2019-06-13 16:04:53');
+
+set autocommit = 1;
+set foreign_key_checks = 1;
+
+commit;
\ No newline at end of file
diff --git a/migrate.sh b/migrate.sh
new file mode 100755
index 0000000..4b346dd
--- /dev/null
+++ b/migrate.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+# Ask for password 
+printf "Pass: "
+stty_orig=`stty -g` # save original terminal setting
+stty -echo          # turn-off echoing.
+read PASS           # read the password
+stty $stty_orig     # restore terminal setting.
+echo ""
+
+set -e
+
+echo "Ejecutando create.sql"
+mysql -u root -p$PASS biblioteca < create.sql
+
+echo "Ejecutando data.sql"
+mysql -u root -p$PASS biblioteca < data.sql