diff --git a/permissions.sql b/permissions.sql
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index 0000000..59dca01
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+-- Crear el rol de administrador y asignar permiso para hacer todo con las tablas
+CREATE ROLE OLIMPICOS_ADMIN;
+GRANT CREATE SESSION TO OLIMPICOS_ADMIN;
+GRANT ALL ON ATLETA TO OLIMPICOS_ADMIN;
+GRANT ALL ON CAPITAL TO OLIMPICOS_ADMIN;
+GRANT ALL ON CATEGORIA TO OLIMPICOS_ADMIN;
+GRANT ALL ON CIUDAD TO OLIMPICOS_ADMIN;
+GRANT ALL ON COMPETENCIA TO OLIMPICOS_ADMIN;
+GRANT ALL ON COMPETER_POR TO OLIMPICOS_ADMIN;
+GRANT ALL ON DELEGACION TO OLIMPICOS_ADMIN;
+GRANT ALL ON GANAR TO OLIMPICOS_ADMIN;
+GRANT ALL ON HOSPEDAR TO OLIMPICOS_ADMIN;
+GRANT ALL ON HOTEL TO OLIMPICOS_ADMIN;
+GRANT ALL ON LUGAR TO OLIMPICOS_ADMIN;
+GRANT ALL ON MEDALLA TO OLIMPICOS_ADMIN;
+GRANT ALL ON PAIS TO OLIMPICOS_ADMIN;
+GRANT ALL ON PARTICIPAR_COMPETENCIA TO OLIMPICOS_ADMIN;
+GRANT ALL ON PARTICIPAR_PRECOMPETENCIA TO OLIMPICOS_ADMIN;
+GRANT ALL ON PERTENECER TO OLIMPICOS_ADMIN;
+GRANT ALL ON PRECOMPETENCIA TO OLIMPICOS_ADMIN;
+GRANT ALL ON TIPOS_DEPORTES TO OLIMPICOS_ADMIN;
+
+-- Crear el rol de lector y asignar permiso para leer desde todas las tablas
+CREATE ROLE OLIMPICOS_LECTOR;
+GRANT CREATE SESSION TO OLIMPICOS_LECTOR;
+GRANT SELECT ON ATLETA TO OLIMPICOS_LECTOR;
+GRANT SELECT ON CAPITAL TO OLIMPICOS_LECTOR;
+GRANT SELECT ON CATEGORIA TO OLIMPICOS_LECTOR;
+GRANT SELECT ON CIUDAD TO OLIMPICOS_LECTOR;
+GRANT SELECT ON COMPETENCIA TO OLIMPICOS_LECTOR;
+GRANT SELECT ON COMPETER_POR TO OLIMPICOS_LECTOR;
+GRANT SELECT ON DELEGACION TO OLIMPICOS_LECTOR;
+GRANT SELECT ON GANAR TO OLIMPICOS_LECTOR;
+GRANT SELECT ON HOSPEDAR TO OLIMPICOS_LECTOR;
+GRANT SELECT ON HOTEL TO OLIMPICOS_LECTOR;
+GRANT SELECT ON LUGAR TO OLIMPICOS_LECTOR;
+GRANT SELECT ON MEDALLA TO OLIMPICOS_LECTOR;
+GRANT SELECT ON PAIS TO OLIMPICOS_LECTOR;
+GRANT SELECT ON PARTICIPAR_COMPETENCIA TO OLIMPICOS_LECTOR;
+GRANT SELECT ON PARTICIPAR_PRECOMPETENCIA TO OLIMPICOS_LECTOR;
+GRANT SELECT ON PERTENECER TO OLIMPICOS_LECTOR;
+GRANT SELECT ON PRECOMPETENCIA TO OLIMPICOS_LECTOR;
+GRANT SELECT ON TIPOS_DEPORTES TO OLIMPICOS_LECTOR;
+
+-- Crear un usuario admin y lector con claves
+CREATE USER ADMIN IDENTIFIED BY "adminpass";
+CREATE USER LECTOR IDENTIFIED BY "lectorpass";
+
+-- Asignar el usuario admin a rol de admin y usuario lector a rol de lector
+GRANT OLIMPICOS_ADMIN TO ADMIN;
+GRANT OLIMPICOS_LECTOR TO LECTOR;