diff --git a/base-datos-tutorial-Base.odb b/base-datos-tutorial-Base.odb
new file mode 100644
index 0000000..4fe79f2
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diff --git a/base-datos-tutorial-Base.sql b/base-datos-tutorial-Base.sql
new file mode 100644
index 0000000..de8fc82
--- /dev/null
+++ b/base-datos-tutorial-Base.sql
@@ -0,0 +1,128 @@
+DROP TABLE "Phone Number" IF EXISTS;
+DROP TABLE "Schedule" IF EXISTS;
+DROP TABLE "Assignment" IF EXISTS;
+DROP TABLE "Patient" IF EXISTS;
+DROP TABLE "Medical Doctor" IF EXISTS;
+DROP TABLE "Therapist" IF EXISTS;
+DROP TABLE "Therapist Number" IF EXISTS;
+DROP TABLE "Medication" IF EXISTS;
+DROP TABLE "Patient Medication" IF EXISTS;
+DROP TABLE "Psychiatrist" IF EXISTS;
+
+CREATE TABLE "Psychiatrist" (
+"ID Number" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT
+NULL PRIMARY KEY,
+"First Name" VARCHAR(25) NOT NULL,
+"Surname" VARCHAR(25) NOT NULL,
+"Gender" CHAR(6),
+"Street and number" VARCHAR(50),
+"City" VARCHAR(25),
+"Postal code" CHAR(5),
+"State" CHAR(2),
+"Phone Number" VARCHAR(10)
+);
+CREATE TABLE "Medical Doctor" (
+"ID Number" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"First Name" VARCHAR(25) NOT NULL,
+"Surname" VARCHAR(25) NOT NULL,
+"Gender" CHAR(6),
+"Street and number" VARCHAR(50),
+"City" VARCHAR(25),
+"Postal code" VARCHAR(5),
+"State" CHAR(2),
+"Phone Number" VARCHAR(10)
+);
+CREATE TABLE "Patient" (
+"ID Number" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"First Name" VARCHAR(25) NOT NULL,
+"Surname" VARCHAR(25) NOT NULL,
+"Gender" CHAR(6),
+"Date of Birth" DATE,
+"Street and number" VARCHAR(50),
+"City" VARCHAR(25),
+"Postal code" VARCHAR(5),
+"State" CHAR(2),
+"Diagnosis" VARCHAR(60),
+"Medical Doctor ID" INTEGER,
+"Psychiatrist ID" INTEGER,
+"Time of registry" TIMESTAMP,
+CONSTRAINT "CK_PAT_GNDR" CHECK( "Gender" in ( 'Male', 'Female' ) ),
+CONSTRAINT FK_PAT_PSY FOREIGN KEY ("Psychiatrist ID") REFERENCES "Psychiatrist" ("ID Number"),
+CONSTRAINT FK_PAT_DOC FOREIGN KEY ("Medical Doctor ID") REFERENCES "Medical Doctor" ("ID Number")
+);
+CREATE TABLE "Phone Number" (
+"Phone ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Patient ID" INTEGER NOT NULL,
+"Number" VARCHAR(10),
+"Description" VARCHAR(10),
+CONSTRAINT FK_PAT_PHN FOREIGN KEY ("Patient ID") REFERENCES "Patient" ("ID Number")
+);
+CREATE TABLE "Therapist" (
+"ID Number" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"First Name" VARCHAR(25) NOT NULL,
+"Surname" VARCHAR(25) NOT NULL,
+"Gender" CHAR(6),
+"Street and number" VARCHAR(50),
+"City" VARCHAR(25),
+"Postal code" VARCHAR(5),
+"State" CHAR(2),
+"Tax number" VARCHAR(20),
+"Academic degree" VARCHAR(25),
+"License number" VARCHAR(15),
+"Hiring date" DATE NOT NULL,
+"Termination date" DATE,
+CONSTRAINT "CK_THP_GNDR" CHECK( "Gender" in ( 'Male', 'Female' ) ),
+CONSTRAINT "CK_TERM_DT" CHECK( "Termination date" > "Hiring date" )
+);
+CREATE TABLE "Therapist Number" (
+"Phone ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL
+PRIMARY KEY,
+"Therapist ID" INTEGER,
+"Number" VARCHAR(10),
+"Description" VARCHAR(10),
+CONSTRAINT FK_THP_PHN FOREIGN KEY ("Therapist ID") REFERENCES "Therapist" ("ID Number")
+);
+CREATE TABLE "Assignment" (
+"Assignment ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Patient ID" INTEGER NOT NULL,
+"Therapist ID" INTEGER NOT NULL,
+"Date assigned" DATE DEFAULT CURRENT_DATE NOT NULL,
+"Date case closed" DATE,
+CONSTRAINT FK_PAT_ASMT FOREIGN KEY ("Patient ID") REFERENCES "Patient" ("ID Number"),
+CONSTRAINT FK_THP_ASMT FOREIGN KEY ("Therapist ID") REFERENCES "Therapist" ("ID Number"),
+CONSTRAINT "CK_CLOSE_DT" CHECK( "Date case closed" >= "Date assigned" )
+);
+CREATE TABLE "Schedule" (
+"Schedule ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Assignment ID" INTEGER,
+"Slot date" DATE NOT NULL,
+"Slot hour" TIME NOT NULL,
+"Status of the session" VARCHAR(20),
+CONSTRAINT FK_SCH_ASMT FOREIGN KEY ("Assignment ID") REFERENCES "Assignment" ("Assignment ID")
+);
+CREATE TABLE "Payment" (
+"Payment ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Patient ID" INTEGER NOT NULL,
+"Date and time of Payment" TIMESTAMP(6) DEFAULT CURRENT_TIMESTAMP,
+"Amount" DECIMAL (10, 2) NOT NULL,
+"Notes" VARCHAR(100),
+"Result" CHAR(6) NOT NULL,
+CONSTRAINT FK_PAT_PYMNT FOREIGN KEY ("Patient ID") REFERENCES "Patient" ("ID Number"),
+CONSTRAINT CK_DBT CHECK("Result" IN ('DEBIT', 'CREDIT'))
+);
+CREATE TABLE "Medication" (
+"Medication ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Name" VARCHAR(30) NOT NULL,
+"Description" VARCHAR(256)
+);
+CREATE TABLE "Patient Medication" (
+"Patient ID" INTEGER NOT NULL,
+"Medication ID" INTEGER NOT NULL,
+"Dosage" VARCHAR(50),
+"Start date" DATE DEFAULT CURRENT_DATE,
+"End date" DATE,
+CONSTRAINT PK_PAT_MED PRIMARY KEY ("Patient ID", "Medication ID" ),
+CONSTRAINT FK_MED_PAT FOREIGN KEY ("Medication ID") REFERENCES "Medication" ("Medication ID"),
+CONSTRAINT FK_PAT_MED FOREIGN KEY ("Patient ID") REFERENCES "Patient" ("ID Number"),
+CONSTRAINT CK_END_DT CHECK( "End date" >= "Start date" )
+);
diff --git a/base-datos-tutorial-Base_ES.sql b/base-datos-tutorial-Base_ES.sql
new file mode 100644
index 0000000..f41ad17
--- /dev/null
+++ b/base-datos-tutorial-Base_ES.sql
@@ -0,0 +1,140 @@
+DROP TABLE "Medicación-paciente" IF EXISTS;
+DROP TABLE "Medicación" IF EXISTS;
+DROP TABLE "Pago" IF EXISTS;
+DROP TABLE "Horario" IF EXISTS;
+DROP TABLE "Asignación" IF EXISTS;
+DROP TABLE "Teléfono de terapeuta" IF EXISTS;
+DROP TABLE "Teléfono" IF EXISTS;
+DROP TABLE "Paciente" IF EXISTS;
+DROP TABLE "Psiquiatra" IF EXISTS;
+DROP TABLE "Médico" IF EXISTS;
+DROP TABLE "Terapeuta" IF EXISTS;
+
+CREATE TABLE "Psiquiatra" (
+"Número de ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Nombre" VARCHAR(25) NOT NULL,
+"Apellido" VARCHAR(25) NOT NULL,
+"Sexo" CHAR(6),
+"Calle y número" VARCHAR(50),
+"Ciudad" VARCHAR(25),
+"Código postal" CHAR(5),
+"Estado" CHAR(2),
+"Teléfono" VARCHAR(10)
+);
+
+CREATE TABLE "Médico" (
+"Número de ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Nombre" VARCHAR(25) NOT NULL,
+"Apellido" VARCHAR(25) NOT NULL,
+"Sexo" CHAR(6),
+"Calle y número" VARCHAR(50),
+"Ciudad" VARCHAR(25),
+"Código postal" CHAR(5),
+"Estado" CHAR(2),
+"Teléfono" VARCHAR(10)
+);
+
+CREATE TABLE "Paciente" (
+"Número de ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Nombre" VARCHAR(25) NOT NULL,
+"Apellido" VARCHAR(25) NOT NULL,
+"Sexo" CHAR(6),
+"Fecha de nacimiento" DATE,
+"Calle y número" VARCHAR(50),
+"Ciudad" VARCHAR(25),
+"Código postal" CHAR(5),
+"Estado" CHAR(2),
+"Diagnóstico" VARCHAR(60),
+"ID de médico" INTEGER,
+"ID de psiquiatra" INTEGER,
+"Hora de registro" TIMESTAMP,
+CONSTRAINT CK_PAT_GNDR CHECK( "Sexo" in ('Masculino', 'Femenino')),
+CONSTRAINT FK_PAT_PSY FOREIGN KEY ("ID del psiquiatra") REFERENCES "Psiquiatra" ("Número de identificación"),
+CONSTRAINT FK_PAT_DOC FOREIGN KEY ("ID del médico") REFERENCES "Médico" ("Número de ID")
+);
+
+CREATE TABLE "Número de teléfono" (
+"ID de teléfono" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"ID del paciente" INTEGER NOT NULL,
+"Número" VARCHAR(10),
+"Descripción" VARCHAR(10),
+CONSTRAINT FK_PAT_PHN FOREIGN KEY ("ID del paciente") REFERENCES "Paciente" ("Número de ID")
+);
+
+CREATE TABLE "Terapeuta" (
+"Número de ID" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Nombre" VARCHAR(25) NOT NULL,
+"Apellido" VARCHAR(25) NOT NULL,
+"Sexo" CHAR(6),
+"Calle y número" VARCHAR(50),
+"Ciudad" VARCHAR(25),
+"Código postal" CHAR(5),
+"Estado" CHAR(2),
+"ID tributario" VARCHAR(20),
+"Título académico" VARCHAR(25),
+"Número de licencia" VARCHAR(15),
+"Fecha de contratación" DATE NOT NULL,
+"Fecha de terminación" DATE,
+CONSTRAINT "CK_THP_GNDR" CHECK("Género" IN ('Masculino', 'Femenino')),
+CONSTRAINT "CK_TERM_DT" CHECK( "Fecha de terminación" > "Fecha de contratación")
+);
+
+CREATE TABLE "Número de terapeutas" (
+"ID de teléfono" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"ID del terapeuta" INTEGER,
+"Número" VARCHAR(10),
+"Descripción" VARCHAR(10),
+CONSTRAINT FK_THP_PHN FOREIGN KEY ("ID del terapeuta") REFERENCES "Terapeuta" ("Número de ID")
+);
+
+CREATE TABLE "Asignación" (
+"ID de asignación" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"ID del paciente" INTEGER NOT NULL,
+"ID del terapeuta" INTEGER NOT NULL,
+"Fecha asignada" DATE DEFAULT CURRENT_DATE NOT NULL,
+"Fecha de caso cerrado" DATE,
+CONSTRAINT FK_PAT_ASMT FOREIGN KEY ("ID del paciente") REFERENCES "Paciente"
+(Número de ID),
+CONSTRAINT FK_THP_ASMT FOREIGN KEY ("ID del terapeuta") REFERENCES "Terapeuta" ("Número de ID"),
+CONSTRAINT "CK_CLOSE_DT" CHECK( "Fecha de cierre del caso" >= "Fecha de asignación")
+);
+
+CREATE TABLE "Horario" (
+"ID Horario" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"ID de asignación" INTEGER,
+"Fecha de la ranura" DATE NOT NULL,
+"Hora del intervalo" TIME NOT NULL,
+"Estado de la sesión" VARCHAR(20),
+CONSTRAINT FK_SCH_ASMT FOREIGN KEY ("ID de asignación") REFERENCES
+"Asignación" ("ID de asignación")
+);
+
+CREATE TABLE "Pago" (
+"ID de pago" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"ID del paciente" INTEGER NOT NULL,
+"Fecha y hora de pago" TIMESTAMP(6) DEFAULT CURRENT_TIMESTAMP,
+"Cantidad" DECIMAL (10, 2) NOT NULL,
+"Notas" VARCHAR(100),
+"Resultado" CHAR(6) NOT NULL,
+CONSTRAINT FK_PAT_PYMNT FOREIGN KEY ("ID del paciente") REFERENCES "Paciente" ("Número de ID"),
+CONSTRAINT CK_DBT CHECK("Resultado" IN ('DÉBITO', 'CRÉDITO'))
+);
+
+CREATE TABLE "Medicación" (
+"ID de medicamento" INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 0) NOT NULL PRIMARY KEY,
+"Nombre" VARCHAR(30) NOT NULL,
+"Descripción" VARCHAR(256)
+);
+
+CREATE TABLE "Medicación-paciente" (
+"ID del paciente" INTEGER NOT NULL,
+"ID de medicamento" INTEGER NOT NULL,
+"Dosificación" VARCHAR(50),
+"Fecha de inicio" DATE DEFAULT CURRENT_DATE,
+"Fecha de cierre" DATE,
+CONSTRAINT PK_PAT_MED PRIMARY KEY ("ID del paciente", "ID del medicamento"),
+CONSTRAINT FK_MED_PAT FOREIGN KEY ("Medication ID") REFERENCES "Medication" ("Medication ID"),
+CONSTRAINT FK_PAT_MED FOREIGN KEY ("ID del paciente") REFERENCES "Paciente" ("Número de ID"),
+CONSTRAINT CK_END_DT CHECK( "Fecha de finalización" >= "Fecha de inicio" )
+);
+
diff --git a/capitulo-07_ES-trad-MC.odt b/capitulo-07_ES-trad-MC.odt
index 72d39af..c3307e0 100644
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