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diff --git a/Documentación/DB_Design/db_creation/db_creation_script.csv b/Documentación/DB_Design/db_creation/db_creation_script.csv
new file mode 100644
index 0000000..12bf3d2
--- /dev/null
+++ b/Documentación/DB_Design/db_creation/db_creation_script.csv
@@ -0,0 +1,326 @@
+-- MySQL Workbench Forward Engineering
+
+SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
+SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
+SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION';
+
+-- -----------------------------------------------------
+-- Schema mf_db
+-- -----------------------------------------------------
+
+-- -----------------------------------------------------
+-- Schema mf_db
+-- -----------------------------------------------------
+CREATE SCHEMA IF NOT EXISTS mf_db DEFAULT CHARACTER SET utf8 ;
+USE mf_db ;
+
+-- -----------------------------------------------------
+-- Table mf_db.USERS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.USERS (
+  id INT NOT NULL AUTO_INCREMENT,
+  name VARCHAR(50) NOT NULL,
+  surname VARCHAR(50) NOT NULL,
+  email VARCHAR(100) NOT NULL,
+  password VARCHAR(255) NOT NULL,
+  role VARCHAR(45) NULL,
+  register_date DATETIME NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  UNIQUE INDEX email_UNIQUE (email ASC) )
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.STUDENTS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.STUDENTS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_user INT NOT NULL,
+  dni VARCHAR(10) NOT NULL,
+  birthdate DATE NOT NULL,
+  belt VARCHAR(20) NULL,
+  progress TEXT NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_STUDENTS_USERS1_idx (fk_user ASC) ,
+  UNIQUE INDEX dni_UNIQUE (dni ASC) ,
+  CONSTRAINT fk_STUDENTS_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.TEACHERS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.TEACHERS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_user INT NOT NULL,
+  discipline VARCHAR(50) NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_TEACHERS_USERS1_idx (fk_user ASC) ,
+  CONSTRAINT fk_TEACHERS_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.GROUPS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.GROUPS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_teacher INT NOT NULL,
+  name VARCHAR(45) NOT NULL,
+  level VARCHAR(45) NULL,
+  schedule DATETIME NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_GROUPS_TEACHERS1_idx (fk_teacher ASC) ,
+  CONSTRAINT fk_GROUPS_TEACHERS1
+    FOREIGN KEY (fk_teacher)
+    REFERENCES mf_db.TEACHERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.TRAINING_SESSIONS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.TRAINING_SESSIONS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_grupo INT NOT NULL,
+  date_time DATETIME NULL,
+  status VARCHAR(50) NULL,
+  PRIMARY KEY (id),
+  INDEX fk_CLASSES_GROUPS1_idx (fk_grupo ASC) ,
+  CONSTRAINT fk_CLASSES_GROUPS1
+    FOREIGN KEY (fk_grupo)
+    REFERENCES mf_db.GROUPS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.INVOICES
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.INVOICES (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_student INT NOT NULL,
+  date DATETIME NOT NULL,
+  total DECIMAL(10,2) NOT NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_INVOICES_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_INVOICES_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.IVA_TYPE
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.IVA_TYPE (
+  id INT NOT NULL AUTO_INCREMENT,
+  percentage DECIMAL(10,2) NOT NULL,
+  description VARCHAR(50) NULL,
+  PRIMARY KEY (id))
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.PRODUCTS_SERVICES
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.PRODUCTS_SERVICES (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_iva_type INT NOT NULL,
+  name VARCHAR(100) NOT NULL,
+  description VARCHAR(250) NULL,
+  price DECIMAL(10,2) NOT NULL,
+  type VARCHAR(45) NOT NULL,
+  status VARCHAR(20) NULL,
+  PRIMARY KEY (id),
+  INDEX fk_PRODUCTS_SERVICES_IVA_TYPE1_idx (fk_iva_type ASC) ,
+  CONSTRAINT fk_PRODUCTS_SERVICES_IVA_TYPE1
+    FOREIGN KEY (fk_iva_type)
+    REFERENCES mf_db.IVA_TYPE (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.INVOICE_LINES
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.INVOICE_LINES (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_invoice INT NOT NULL,
+  fk_product_service INT NOT NULL,
+  description TEXT NULL,
+  quantity DECIMAL(10,2) NOT NULL,
+  unit_price DECIMAL(10,2) NOT NULL,
+  subtotal DECIMAL(10,2) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_INVOICE_LINES_INVOICES_idx (fk_invoice ASC) ,
+  INDEX fk_INVOICE_LINES_PRODUCTS_SERVICES1_idx (fk_product_service ASC) ,
+  CONSTRAINT fk_INVOICE_LINES_INVOICES
+    FOREIGN KEY (fk_invoice)
+    REFERENCES mf_db.INVOICES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_INVOICE_LINES_PRODUCTS_SERVICES1
+    FOREIGN KEY (fk_product_service)
+    REFERENCES mf_db.PRODUCTS_SERVICES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.NOTIFICATIONS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.NOTIFICATIONS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_user INT NOT NULL,
+  title VARCHAR(200) NULL,
+  message TEXT NULL,
+  shipping_date DATETIME NULL,
+  type VARCHAR(100) NULL,
+  status VARCHAR(50) NULL,
+  PRIMARY KEY (id),
+  INDEX fk_NOTIFICATIONS_USERS1_idx (fk_user ASC) ,
+  CONSTRAINT fk_NOTIFICATIONS_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.STUDENT_HISTORY
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.STUDENT_HISTORY (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_student INT NOT NULL,
+  event_date DATE NULL,
+  event_type VARCHAR(200) NULL,
+  description TEXT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_STUDENT_HISTORY_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_STUDENT_HISTORY_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.STUDENTS_GROUPS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.STUDENTS_GROUPS (
+  fk_student INT NOT NULL,
+  fk_group INT NOT NULL,
+  inscription_date DATE NOT NULL,
+  PRIMARY KEY (fk_student, fk_group),
+  INDEX fk_STUDENTS_has_GROUPS_GROUPS1_idx (fk_group ASC) ,
+  INDEX fk_STUDENTS_has_GROUPS_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_STUDENTS_has_GROUPS_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_STUDENTS_has_GROUPS_GROUPS1
+    FOREIGN KEY (fk_group)
+    REFERENCES mf_db.GROUPS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.ASSISTENCE
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.ASSISTENCE (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_training_session INT NOT NULL,
+  fk_student INT NOT NULL,
+  status VARCHAR(50) NULL,
+  PRIMARY KEY (id),
+  INDEX fk_ASISTENCIAS_CLASSES1_idx (fk_training_session ASC) ,
+  INDEX fk_ASISTENCIAS_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_ASISTENCIAS_CLASSES1
+    FOREIGN KEY (fk_training_session)
+    REFERENCES mf_db.TRAINING_SESSIONS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_ASISTENCIAS_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.MEMBERSHIPS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.MEMBERSHIPS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_student INT NOT NULL,
+  type VARCHAR(50) NOT NULL,
+  start_date DATE NOT NULL,
+  end_date DATE NOT NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_MEMBERSHIP_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_MEMBERSHIP_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.PAYMENTS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.PAYMENTS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_student INT NOT NULL,
+  fk_invoice INT NOT NULL,
+  payment_date DATETIME NOT NULL,
+  amount DECIMAL(10,2) NOT NULL,
+  payment_method VARCHAR(50) NOT NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_PAYMENTS_STUDENTS1_idx (fk_student ASC) ,
+  INDEX fk_PAYMENTS_INVOICES1_idx (fk_invoice ASC) ,
+  CONSTRAINT fk_PAYMENTS_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_PAYMENTS_INVOICES1
+    FOREIGN KEY (fk_invoice)
+    REFERENCES mf_db.INVOICES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+SET SQL_MODE=@OLD_SQL_MODE;
+SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
+SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;
diff --git a/Documentación/DB_Design/db_creation/mf_db_creation_script.sql b/Documentación/DB_Design/db_creation/mf_db_creation_script.sql
new file mode 100644
index 0000000..1edbac5
--- /dev/null
+++ b/Documentación/DB_Design/db_creation/mf_db_creation_script.sql
@@ -0,0 +1,403 @@
+-- MySQL Workbench Forward Engineering
+
+SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
+SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
+SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION';
+
+-- -----------------------------------------------------
+-- Schema mf_db
+-- -----------------------------------------------------
+
+-- -----------------------------------------------------
+-- Schema mf_db
+-- -----------------------------------------------------
+CREATE SCHEMA IF NOT EXISTS mf_db DEFAULT CHARACTER SET utf8 ;
+USE mf_db ;
+
+-- -----------------------------------------------------
+-- Table mf_db.ROLES
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.ROLES (
+  id INT NOT NULL AUTO_INCREMENT,
+  name VARCHAR(45) NOT NULL,
+  PRIMARY KEY (id),
+  UNIQUE INDEX name_UNIQUE (name ASC) )
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.USERS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.USERS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_role INT NOT NULL,
+  name VARCHAR(50) NOT NULL,
+  surname VARCHAR(50) NOT NULL,
+  phone_number VARCHAR(30) NOT NULL,
+  email VARCHAR(100) NOT NULL,
+  password VARCHAR(255) NOT NULL,
+  address VARCHAR(100) NULL,
+  register_date DATETIME NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  UNIQUE INDEX email_UNIQUE (email ASC) ,
+  INDEX fk_USERS_ROLES1_idx (fk_role ASC) ,
+  CONSTRAINT fk_USERS_ROLES1
+    FOREIGN KEY (fk_role)
+    REFERENCES mf_db.ROLES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.MEMBERSHIPS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.MEMBERSHIPS (
+  id INT NOT NULL AUTO_INCREMENT,
+  type VARCHAR(50) NOT NULL,
+  start_date DATE NOT NULL,
+  end_date DATE NOT NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id))
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.STUDENTS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.STUDENTS (
+  id INT NOT NULL,
+  fk_user INT NOT NULL,
+  fk_membership INT NULL,
+  dni VARCHAR(10) NOT NULL,
+  birthdate DATE NOT NULL,
+  belt VARCHAR(20) NULL,
+  progress TEXT NULL,
+  medical_report VARCHAR(500) NULL,
+  parent_name VARCHAR(50) NULL,
+  PRIMARY KEY (id),
+  UNIQUE INDEX dni_UNIQUE (dni ASC) ,
+  INDEX fk_STUDENTS_MEMBERSHIPS1_idx (fk_membership ASC) ,
+  INDEX fk_STUDENTS_USERS1_idx (fk_user ASC) ,
+  UNIQUE INDEX fk_user_UNIQUE (fk_user ASC) ,
+  CONSTRAINT fk_STUDENTS_MEMBERSHIPS1
+    FOREIGN KEY (fk_membership)
+    REFERENCES mf_db.MEMBERSHIPS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_STUDENTS_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.TEACHERS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.TEACHERS (
+  id INT NOT NULL,
+  fk_user INT NOT NULL,
+  discipline VARCHAR(50) NULL,
+  PRIMARY KEY (id),
+  INDEX fk_TEACHERS_USERS1_idx (fk_user ASC) ,
+  UNIQUE INDEX fk_user_UNIQUE (fk_user ASC) ,
+  CONSTRAINT fk_TEACHERS_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.TRAINING_GROUPS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.TRAINING_GROUPS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_teacher INT NOT NULL,
+  name VARCHAR(45) NOT NULL,
+  level VARCHAR(45) NULL,
+  schedule DATETIME NULL,
+  PRIMARY KEY (id),
+  INDEX fk_GROUPS_TEACHERS1_idx (fk_teacher ASC) ,
+  CONSTRAINT fk_GROUPS_TEACHERS1
+    FOREIGN KEY (fk_teacher)
+    REFERENCES mf_db.TEACHERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.TRAINING_SESSIONS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.TRAINING_SESSIONS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_group INT NOT NULL,
+  date_time DATETIME NULL,
+  status VARCHAR(50) NULL,
+  PRIMARY KEY (id),
+  INDEX fk_CLASSES_GROUPS1_idx (fk_group ASC) ,
+  CONSTRAINT fk_CLASSES_GROUPS1
+    FOREIGN KEY (fk_group)
+    REFERENCES mf_db.TRAINING_GROUPS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.INVOICES
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.INVOICES (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_user INT NOT NULL,
+  date DATETIME NOT NULL,
+  total DECIMAL(10,2) NOT NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_INVOICES_USERS1_idx (fk_user ASC) ,
+  CONSTRAINT fk_INVOICES_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.IVA_TYPE
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.IVA_TYPE (
+  id INT NOT NULL AUTO_INCREMENT,
+  percentage DECIMAL(10,2) NOT NULL,
+  description VARCHAR(50) NULL,
+  PRIMARY KEY (id))
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.PRODUCTS_SERVICES
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.PRODUCTS_SERVICES (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_iva_type INT NOT NULL,
+  name VARCHAR(100) NOT NULL,
+  description VARCHAR(250) NULL,
+  price DECIMAL(10,2) NOT NULL,
+  type VARCHAR(45) NOT NULL,
+  status VARCHAR(20) NULL,
+  PRIMARY KEY (id),
+  INDEX fk_PRODUCTS_SERVICES_IVA_TYPE1_idx (fk_iva_type ASC) ,
+  CONSTRAINT fk_PRODUCTS_SERVICES_IVA_TYPE1
+    FOREIGN KEY (fk_iva_type)
+    REFERENCES mf_db.IVA_TYPE (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.INVOICE_LINES
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.INVOICE_LINES (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_invoice INT NOT NULL,
+  fk_product_service INT NOT NULL,
+  description TEXT NULL,
+  quantity INT NOT NULL,
+  unit_price DECIMAL(10,2) NOT NULL,
+  subtotal DECIMAL(10,2) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_INVOICE_LINES_INVOICES_idx (fk_invoice ASC) ,
+  INDEX fk_INVOICE_LINES_PRODUCTS_SERVICES1_idx (fk_product_service ASC) ,
+  CONSTRAINT fk_INVOICE_LINES_INVOICES
+    FOREIGN KEY (fk_invoice)
+    REFERENCES mf_db.INVOICES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_INVOICE_LINES_PRODUCTS_SERVICES1
+    FOREIGN KEY (fk_product_service)
+    REFERENCES mf_db.PRODUCTS_SERVICES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.NOTIFICATIONS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.NOTIFICATIONS (
+  id INT NOT NULL AUTO_INCREMENT,
+  title VARCHAR(200) NOT NULL,
+  message TEXT NULL,
+  shipping_date DATETIME NOT NULL,
+  type VARCHAR(100) NULL,
+  status VARCHAR(50) NULL,
+  PRIMARY KEY (id))
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.STUDENT_HISTORY
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.STUDENT_HISTORY (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_student INT NOT NULL,
+  event_date DATE NULL,
+  event_type VARCHAR(200) NULL,
+  description TEXT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_STUDENT_HISTORY_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_STUDENT_HISTORY_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.STUDENTS_GROUPS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.STUDENTS_GROUPS (
+  fk_student INT NOT NULL,
+  fk_group INT NOT NULL,
+  PRIMARY KEY (fk_student, fk_group),
+  INDEX fk_STUDENTS_has_GROUPS_GROUPS1_idx (fk_group ASC) ,
+  INDEX fk_STUDENTS_has_GROUPS_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_STUDENTS_has_GROUPS_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_STUDENTS_has_GROUPS_GROUPS1
+    FOREIGN KEY (fk_group)
+    REFERENCES mf_db.TRAINING_GROUPS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.ASSISTANCE
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.ASSISTANCE (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_training_session INT NOT NULL,
+  fk_student INT NOT NULL,
+  date_time DATETIME NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_ASISTENCIAS_CLASSES1_idx (fk_training_session ASC) ,
+  INDEX fk_ASISTENCIAS_STUDENTS1_idx (fk_student ASC) ,
+  CONSTRAINT fk_ASISTENCIAS_CLASSES1
+    FOREIGN KEY (fk_training_session)
+    REFERENCES mf_db.TRAINING_SESSIONS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_ASISTENCIAS_STUDENTS1
+    FOREIGN KEY (fk_student)
+    REFERENCES mf_db.STUDENTS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.PAYMENTS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.PAYMENTS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_invoice INT NOT NULL,
+  payment_date DATETIME NOT NULL,
+  amount DECIMAL(10,2) NOT NULL,
+  payment_method VARCHAR(50) NOT NULL,
+  status VARCHAR(20) NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_PAYMENTS_INVOICES1_idx (fk_invoice ASC) ,
+  CONSTRAINT fk_PAYMENTS_INVOICES1
+    FOREIGN KEY (fk_invoice)
+    REFERENCES mf_db.INVOICES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.PERMISSIONS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.PERMISSIONS (
+  id INT NOT NULL AUTO_INCREMENT,
+  name VARCHAR(45) NOT NULL,
+  PRIMARY KEY (id),
+  UNIQUE INDEX name_UNIQUE (name ASC) )
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.ROLES_PERMISSIONS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.ROLES_PERMISSIONS (
+  fk_role INT NOT NULL,
+  fk_permission INT NOT NULL,
+  PRIMARY KEY (fk_role, fk_permission),
+  INDEX fk_ROLES_has_PERMISSIONS_PERMISSIONS1_idx (fk_permission ASC) ,
+  INDEX fk_ROLES_has_PERMISSIONS_ROLES1_idx (fk_role ASC) ,
+  CONSTRAINT fk_ROLES_has_PERMISSIONS_ROLES1
+    FOREIGN KEY (fk_role)
+    REFERENCES mf_db.ROLES (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_ROLES_has_PERMISSIONS_PERMISSIONS1
+    FOREIGN KEY (fk_permission)
+    REFERENCES mf_db.PERMISSIONS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.USERS_NOTIFICATIONS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.USERS_NOTIFICATIONS (
+  fk_user INT NOT NULL,
+  fk_notification INT NOT NULL,
+  PRIMARY KEY (fk_user, fk_notification),
+  INDEX fk_USERS_has_NOTIFICATIONS_NOTIFICATIONS1_idx (fk_notification ASC) ,
+  INDEX fk_USERS_has_NOTIFICATIONS_USERS1_idx (fk_user ASC) ,
+  CONSTRAINT fk_USERS_has_NOTIFICATIONS_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION,
+  CONSTRAINT fk_USERS_has_NOTIFICATIONS_NOTIFICATIONS1
+    FOREIGN KEY (fk_notification)
+    REFERENCES mf_db.NOTIFICATIONS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+-- -----------------------------------------------------
+-- Table mf_db.ADMINS
+-- -----------------------------------------------------
+CREATE TABLE IF NOT EXISTS mf_db.ADMINS (
+  id INT NOT NULL AUTO_INCREMENT,
+  fk_user INT NOT NULL,
+  PRIMARY KEY (id),
+  INDEX fk_ADMINS_USERS1_idx (fk_user ASC) ,
+  UNIQUE INDEX fk_user_UNIQUE (fk_user ASC) ,
+  CONSTRAINT fk_ADMINS_USERS1
+    FOREIGN KEY (fk_user)
+    REFERENCES mf_db.USERS (id)
+    ON DELETE NO ACTION
+    ON UPDATE NO ACTION)
+ENGINE = InnoDB;
+
+
+SET SQL_MODE=@OLD_SQL_MODE;
+SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
+SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;