wehub-resource-sync
384 lines
9.6 KiB
PL/PgSQL
384 lines
9.6 KiB
PL/PgSQL
-- Downloaded from: https://github.com/Dmitrytsg/onectest/blob/427db1e8ecee644c8f52ea16e7b9c608f6d3c375/onecPsqlDB.sql
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--
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-- PostgreSQL database dump
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--
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-- Dumped from database version 15.7 (Homebrew)
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-- Dumped by pg_dump version 15.7 (Homebrew)
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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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-- Name: update_statistics(); Type: FUNCTION; Schema: public; Owner: dmitry
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--
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CREATE FUNCTION public.update_statistics() RETURNS trigger
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LANGUAGE plpgsql
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AS $$
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DECLARE
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order_date DATE;
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product_category INT;
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BEGIN
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-- Извлекаем дату заказа и категорию товара
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order_date := DATE(NEW.order_time);
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SELECT category_id INTO product_category FROM products WHERE product_id = NEW.product_id;
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-- Проверяем, существует ли запись в статистике за данный день и категорию
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IF EXISTS (
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SELECT 1 FROM statistics
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WHERE date = order_date
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AND category_id = product_category
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) THEN
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-- Если запись существует, обновляем количество товаров
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UPDATE statistics
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SET product_count = product_count + NEW.number
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WHERE date = order_date
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AND category_id = product_category;
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ELSE
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-- Если запись не существует, создаем новую
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INSERT INTO statistics (date, category_id, product_count)
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VALUES (order_date, product_category, NEW.number);
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END IF;
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RETURN NEW;
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END;
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$$;
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ALTER FUNCTION public.update_statistics() OWNER TO dmitry;
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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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-- Name: categories; Type: TABLE; Schema: public; Owner: dmitry
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--
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CREATE TABLE public.categories (
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category_id integer NOT NULL,
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category_name character varying(50) NOT NULL
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);
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ALTER TABLE public.categories OWNER TO dmitry;
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--
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-- Name: categories_category_id_seq; Type: SEQUENCE; Schema: public; Owner: dmitry
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--
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CREATE SEQUENCE public.categories_category_id_seq
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AS integer
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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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ALTER TABLE public.categories_category_id_seq OWNER TO dmitry;
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--
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-- Name: categories_category_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: dmitry
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--
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ALTER SEQUENCE public.categories_category_id_seq OWNED BY public.categories.category_id;
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--
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-- Name: orders; Type: TABLE; Schema: public; Owner: dmitry
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--
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CREATE TABLE public.orders (
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order_id integer NOT NULL,
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order_time timestamp without time zone DEFAULT CURRENT_TIMESTAMP NOT NULL,
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product_id integer NOT NULL,
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number integer NOT NULL
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);
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ALTER TABLE public.orders OWNER TO dmitry;
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--
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-- Name: orders_order_id_seq; Type: SEQUENCE; Schema: public; Owner: dmitry
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--
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CREATE SEQUENCE public.orders_order_id_seq
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AS integer
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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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ALTER TABLE public.orders_order_id_seq OWNER TO dmitry;
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--
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-- Name: orders_order_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: dmitry
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--
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ALTER SEQUENCE public.orders_order_id_seq OWNED BY public.orders.order_id;
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--
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-- Name: products; Type: TABLE; Schema: public; Owner: dmitry
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--
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CREATE TABLE public.products (
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product_id integer NOT NULL,
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product_name character varying(100) NOT NULL,
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category_id integer NOT NULL,
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price numeric(10,2) NOT NULL,
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description text
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);
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ALTER TABLE public.products OWNER TO dmitry;
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--
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-- Name: products_product_id_seq; Type: SEQUENCE; Schema: public; Owner: dmitry
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--
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CREATE SEQUENCE public.products_product_id_seq
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AS integer
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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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ALTER TABLE public.products_product_id_seq OWNER TO dmitry;
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--
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-- Name: products_product_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: dmitry
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--
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ALTER SEQUENCE public.products_product_id_seq OWNED BY public.products.product_id;
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--
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-- Name: statistics; Type: TABLE; Schema: public; Owner: dmitry
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--
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CREATE TABLE public.statistics (
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stat_id integer NOT NULL,
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date date NOT NULL,
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category_id integer NOT NULL,
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product_count integer NOT NULL
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);
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ALTER TABLE public.statistics OWNER TO dmitry;
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--
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-- Name: statistics_stat_id_seq; Type: SEQUENCE; Schema: public; Owner: dmitry
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--
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CREATE SEQUENCE public.statistics_stat_id_seq
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AS integer
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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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ALTER TABLE public.statistics_stat_id_seq OWNER TO dmitry;
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--
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-- Name: statistics_stat_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: dmitry
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--
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ALTER SEQUENCE public.statistics_stat_id_seq OWNED BY public.statistics.stat_id;
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--
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-- Name: categories category_id; Type: DEFAULT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.categories ALTER COLUMN category_id SET DEFAULT nextval('public.categories_category_id_seq'::regclass);
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--
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-- Name: orders order_id; Type: DEFAULT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.orders ALTER COLUMN order_id SET DEFAULT nextval('public.orders_order_id_seq'::regclass);
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--
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-- Name: products product_id; Type: DEFAULT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.products ALTER COLUMN product_id SET DEFAULT nextval('public.products_product_id_seq'::regclass);
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--
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-- Name: statistics stat_id; Type: DEFAULT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.statistics ALTER COLUMN stat_id SET DEFAULT nextval('public.statistics_stat_id_seq'::regclass);
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--
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-- Data for Name: categories; Type: TABLE DATA; Schema: public; Owner: dmitry
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--
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COPY public.categories (category_id, category_name) FROM stdin;
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1 Electronics
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2 Books
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3 Clothing
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\.
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--
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-- Data for Name: orders; Type: TABLE DATA; Schema: public; Owner: dmitry
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--
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COPY public.orders (order_id, order_time, product_id, number) FROM stdin;
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1 2024-06-20 15:53:18.844677 15 3
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2 2024-06-20 15:54:59.915415 14 7
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3 2024-06-20 15:54:59.915415 18 4
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4 2024-06-20 15:54:59.915415 22 10
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5 2024-06-20 15:54:59.915415 21 6
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\.
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--
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-- Data for Name: products; Type: TABLE DATA; Schema: public; Owner: dmitry
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--
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COPY public.products (product_id, product_name, category_id, price, description) FROM stdin;
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13 Smartphone 1 599.99 Latest model with advanced features
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14 Laptop 1 999.99 High performance laptop with 16GB RAM
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15 Headphones 1 199.99 Noise-cancelling over-ear headphones
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16 Tablet 1 299.99 10-inch tablet with high-resolution display
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17 E-reader 2 129.99 Portable e-reader with backlit display
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18 Novel 2 19.99 Bestselling fiction novel
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19 Cookbook 2 24.99 Collection of gourmet recipes
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20 Biography 2 29.99 Biography of a famous personality
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21 T-shirt 3 14.99 Cotton T-shirt with a graphic print
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22 Jeans 3 49.99 Denim jeans with a slim fit
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23 Jacket 3 89.99 Waterproof outdoor jacket
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24 Sneakers 3 74.99 Comfortable and stylish sneakers
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\.
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--
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-- Data for Name: statistics; Type: TABLE DATA; Schema: public; Owner: dmitry
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--
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COPY public.statistics (stat_id, date, category_id, product_count) FROM stdin;
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1 2024-06-20 1 10
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2 2024-06-20 2 4
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3 2024-06-20 3 16
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\.
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--
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-- Name: categories_category_id_seq; Type: SEQUENCE SET; Schema: public; Owner: dmitry
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--
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SELECT pg_catalog.setval('public.categories_category_id_seq', 3, true);
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--
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-- Name: orders_order_id_seq; Type: SEQUENCE SET; Schema: public; Owner: dmitry
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--
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SELECT pg_catalog.setval('public.orders_order_id_seq', 5, true);
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--
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-- Name: products_product_id_seq; Type: SEQUENCE SET; Schema: public; Owner: dmitry
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--
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SELECT pg_catalog.setval('public.products_product_id_seq', 24, true);
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--
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-- Name: statistics_stat_id_seq; Type: SEQUENCE SET; Schema: public; Owner: dmitry
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--
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SELECT pg_catalog.setval('public.statistics_stat_id_seq', 3, true);
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--
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-- Name: categories categories_pkey; Type: CONSTRAINT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.categories
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ADD CONSTRAINT categories_pkey PRIMARY KEY (category_id);
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--
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-- Name: orders orders_pkey; Type: CONSTRAINT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.orders
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ADD CONSTRAINT orders_pkey PRIMARY KEY (order_id);
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--
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-- Name: products products_pkey; Type: CONSTRAINT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.products
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ADD CONSTRAINT products_pkey PRIMARY KEY (product_id);
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--
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-- Name: statistics statistics_pkey; Type: CONSTRAINT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.statistics
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ADD CONSTRAINT statistics_pkey PRIMARY KEY (stat_id);
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--
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-- Name: orders after_order_insert; Type: TRIGGER; Schema: public; Owner: dmitry
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--
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CREATE TRIGGER after_order_insert AFTER INSERT ON public.orders FOR EACH ROW EXECUTE FUNCTION public.update_statistics();
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--
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-- Name: products fk_category_id; Type: FK CONSTRAINT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.products
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ADD CONSTRAINT fk_category_id FOREIGN KEY (category_id) REFERENCES public.categories(category_id) ON UPDATE SET NULL ON DELETE SET NULL;
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--
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-- Name: statistics fk_category_id; Type: FK CONSTRAINT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.statistics
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ADD CONSTRAINT fk_category_id FOREIGN KEY (category_id) REFERENCES public.categories(category_id) ON UPDATE SET NULL ON DELETE SET NULL;
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--
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-- Name: orders fk_product_id; Type: FK CONSTRAINT; Schema: public; Owner: dmitry
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--
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ALTER TABLE ONLY public.orders
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ADD CONSTRAINT fk_product_id FOREIGN KEY (product_id) REFERENCES public.products(product_id) ON UPDATE SET NULL ON DELETE SET NULL;
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--
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-- PostgreSQL database dump complete
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--
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