wehub-resource-sync
364 lines
8.9 KiB
PL/PgSQL
364 lines
8.9 KiB
PL/PgSQL
-- Downloaded from: https://github.com/dbarrera98/proyecto-informa/blob/f6d6e700a5f20ffa272f728a83af6eb3683c3b83/initdb/init.sql
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--
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-- PostgreSQL database dump
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--
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-- Dumped from database version 16.1
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-- Dumped by pg_dump version 16.1
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-- Started on 2025-05-31 16:18:14
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SET statement_timeout = 0;
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SET lock_timeout = 0;
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SET idle_in_transaction_session_timeout = 0;
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SET client_encoding = 'UTF8';
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SET standard_conforming_strings = on;
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SELECT pg_catalog.set_config('search_path', '', false);
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SET check_function_bodies = false;
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SET xmloption = content;
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SET client_min_messages = warning;
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SET row_security = off;
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--
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-- TOC entry 224 (class 1255 OID 24614)
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-- Name: actualizar_autor(integer, character varying); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.actualizar_autor(p_id integer, p_nombre character varying) RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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v_count INTEGER;
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BEGIN
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SELECT COUNT(*) INTO v_count FROM autores a WHERE a.id = p_id;
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IF v_count = 0 THEN
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RAISE EXCEPTION 'Autor no existe';
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END IF;
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UPDATE autores a SET nombre = p_nombre WHERE a.id = p_id;
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END;
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$$;
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ALTER FUNCTION public.actualizar_autor(p_id integer, p_nombre character varying) OWNER TO postgres;
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--
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-- TOC entry 225 (class 1255 OID 24610)
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-- Name: actualizar_libro(integer, character varying, integer); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.actualizar_libro(p_id integer, p_titulo character varying, p_autor_id integer) RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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v_count INTEGER;
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BEGIN
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SELECT COUNT(*) INTO v_count FROM autores a WHERE a.id = p_autor_id;
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IF v_count = 0 THEN
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RAISE EXCEPTION 'Autor no existe';
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END IF;
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SELECT COUNT(*) INTO v_count FROM libros l WHERE l.id = p_id;
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IF v_count = 0 THEN
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RAISE EXCEPTION 'Libro no existe';
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END IF;
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UPDATE libros l SET titulo = p_titulo, autor_id = p_autor_id WHERE l.id = p_id;
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END;
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$$;
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ALTER FUNCTION public.actualizar_libro(p_id integer, p_titulo character varying, p_autor_id integer) OWNER TO postgres;
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--
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-- TOC entry 223 (class 1255 OID 24616)
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-- Name: consultar_autor(integer); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.consultar_autor(p_id integer) RETURNS TABLE(id integer, nombre character varying)
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LANGUAGE plpgsql
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AS $$
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BEGIN
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RETURN QUERY SELECT a.id, a.nombre FROM autores a WHERE a.id = p_id;
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END;
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$$;
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ALTER FUNCTION public.consultar_autor(p_id integer) OWNER TO postgres;
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--
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-- TOC entry 222 (class 1255 OID 24617)
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-- Name: consultar_autores(); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.consultar_autores() RETURNS TABLE(id integer, nombre character varying)
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LANGUAGE plpgsql
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AS $$
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BEGIN
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RETURN QUERY
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SELECT a.id, a.nombre FROM autores a;
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END;
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$$;
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ALTER FUNCTION public.consultar_autores() OWNER TO postgres;
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--
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-- TOC entry 220 (class 1255 OID 24612)
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-- Name: consultar_libro(integer); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.consultar_libro(p_id integer) RETURNS TABLE(id integer, titulo character varying, autor_id integer)
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LANGUAGE plpgsql
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AS $$
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BEGIN
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RETURN QUERY SELECT l.id, l.titulo, l.autor_id FROM libros l WHERE l.id = p_id;
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END;
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$$;
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ALTER FUNCTION public.consultar_libro(p_id integer) OWNER TO postgres;
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--
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-- TOC entry 226 (class 1255 OID 24613)
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-- Name: consultar_libros(); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.consultar_libros() RETURNS TABLE(id integer, titulo character varying, autor_id integer)
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LANGUAGE plpgsql
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AS $$
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BEGIN
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RETURN QUERY SELECT l.id, l.titulo, l.autor_id FROM libros l;
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END;
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$$;
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ALTER FUNCTION public.consultar_libros() OWNER TO postgres;
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--
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-- TOC entry 232 (class 1255 OID 24615)
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-- Name: eliminar_autor(integer); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.eliminar_autor(p_id integer) RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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v_count INTEGER;
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BEGIN
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SELECT COUNT(*) INTO v_count FROM autores a WHERE a.id = p_id;
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IF v_count = 0 THEN
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RAISE EXCEPTION 'Autor no existe';
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END IF;
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SELECT COUNT(*) INTO v_count FROM libros l WHERE l.autor_id = p_id;
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IF v_count > 0 THEN
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RAISE EXCEPTION 'No se puede eliminar el autor porque tiene libros asociados';
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END IF;
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DELETE FROM autores a WHERE a.id = p_id;
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RAISE NOTICE 'Autor eliminado exitosamente (id = %)', p_id;
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END;
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$$;
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ALTER FUNCTION public.eliminar_autor(p_id integer) OWNER TO postgres;
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--
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-- TOC entry 221 (class 1255 OID 24611)
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-- Name: eliminar_libro(integer); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.eliminar_libro(p_id integer) RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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v_count INTEGER;
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BEGIN
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SELECT COUNT(*) INTO v_count FROM libros l WHERE l.id = p_id;
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IF v_count = 0 THEN
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RAISE EXCEPTION 'Libro no existe';
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END IF;
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DELETE FROM libros l WHERE l.id = p_id;
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END;
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$$;
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ALTER FUNCTION public.eliminar_libro(p_id integer) OWNER TO postgres;
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--
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-- TOC entry 219 (class 1255 OID 24608)
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-- Name: insertar_autor(character varying); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.insertar_autor(p_nombre character varying) RETURNS void
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LANGUAGE plpgsql
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AS $$
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BEGIN
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INSERT INTO autores (nombre) VALUES (p_nombre);
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END;
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$$;
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ALTER FUNCTION public.insertar_autor(p_nombre character varying) OWNER TO postgres;
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--
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-- TOC entry 227 (class 1255 OID 24609)
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-- Name: insertar_libro(character varying, integer); Type: FUNCTION; Schema: public; Owner: postgres
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--
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CREATE FUNCTION public.insertar_libro(p_titulo character varying, p_autor_id integer) RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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v_count INTEGER;
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BEGIN
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SELECT COUNT(*) INTO v_count FROM autores a WHERE a.id = p_autor_id;
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IF v_count = 0 THEN
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RAISE EXCEPTION 'Autor no existe';
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END IF;
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INSERT INTO libros (titulo, autor_id) VALUES (p_titulo, p_autor_id);
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END;
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$$;
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ALTER FUNCTION public.insertar_libro(p_titulo character varying, p_autor_id integer) OWNER TO postgres;
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SET default_tablespace = '';
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SET default_table_access_method = heap;
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--
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-- TOC entry 216 (class 1259 OID 24592)
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-- Name: autores; Type: TABLE; Schema: public; Owner: postgres
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--
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CREATE TABLE public.autores (
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id integer NOT NULL,
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nombre character varying(100) NOT NULL
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);
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ALTER TABLE public.autores OWNER TO postgres;
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--
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-- TOC entry 215 (class 1259 OID 24591)
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-- Name: autores_id_seq; Type: SEQUENCE; Schema: public; Owner: postgres
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--
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ALTER TABLE public.autores ALTER COLUMN id ADD GENERATED ALWAYS AS IDENTITY (
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SEQUENCE NAME public.autores_id_seq
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START WITH 1
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INCREMENT BY 1
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NO MINVALUE
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NO MAXVALUE
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CACHE 1
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);
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--
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-- TOC entry 218 (class 1259 OID 24598)
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-- Name: libros; Type: TABLE; Schema: public; Owner: postgres
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--
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CREATE TABLE public.libros (
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id integer NOT NULL,
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titulo character varying(200) NOT NULL,
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autor_id integer NOT NULL
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);
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ALTER TABLE public.libros OWNER TO postgres;
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--
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-- TOC entry 217 (class 1259 OID 24597)
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-- Name: libros_id_seq; Type: SEQUENCE; Schema: public; Owner: postgres
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--
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ALTER TABLE public.libros ALTER COLUMN id ADD GENERATED ALWAYS AS IDENTITY (
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SEQUENCE NAME public.libros_id_seq
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START WITH 1
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INCREMENT BY 1
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NO MINVALUE
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NO MAXVALUE
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CACHE 1
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);
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--
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-- TOC entry 4798 (class 0 OID 24592)
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-- Dependencies: 216
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-- Data for Name: autores; Type: TABLE DATA; Schema: public; Owner: postgres
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--
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COPY public.autores (id, nombre) FROM stdin;
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8 Camilo
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5 Andres
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12 William
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13 Jane
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11 Cervantes
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14 Mary
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15 Laura
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\.
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--
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-- TOC entry 4800 (class 0 OID 24598)
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-- Dependencies: 218
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-- Data for Name: libros; Type: TABLE DATA; Schema: public; Owner: postgres
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--
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COPY public.libros (id, titulo, autor_id) FROM stdin;
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4 Don Quijote de la Mancha 11
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6 Frankenstein 14
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8 Los caracoles 15
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\.
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--
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-- TOC entry 4806 (class 0 OID 0)
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-- Dependencies: 215
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-- Name: autores_id_seq; Type: SEQUENCE SET; Schema: public; Owner: postgres
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--
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SELECT pg_catalog.setval('public.autores_id_seq', 15, true);
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--
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-- TOC entry 4807 (class 0 OID 0)
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-- Dependencies: 217
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-- Name: libros_id_seq; Type: SEQUENCE SET; Schema: public; Owner: postgres
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--
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SELECT pg_catalog.setval('public.libros_id_seq', 8, true);
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--
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-- TOC entry 4650 (class 2606 OID 24596)
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-- Name: autores autores_pkey; Type: CONSTRAINT; Schema: public; Owner: postgres
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--
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ALTER TABLE ONLY public.autores
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ADD CONSTRAINT autores_pkey PRIMARY KEY (id);
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--
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-- TOC entry 4652 (class 2606 OID 24602)
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-- Name: libros libros_pkey; Type: CONSTRAINT; Schema: public; Owner: postgres
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--
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ALTER TABLE ONLY public.libros
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ADD CONSTRAINT libros_pkey PRIMARY KEY (id);
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--
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-- TOC entry 4653 (class 2606 OID 24603)
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-- Name: libros libros_autor_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: postgres
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--
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ALTER TABLE ONLY public.libros
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ADD CONSTRAINT libros_autor_id_fkey FOREIGN KEY (autor_id) REFERENCES public.autores(id);
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-- Completed on 2025-05-31 16:18:17
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--
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-- PostgreSQL database dump complete
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--
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