database

2026-06-21 18:46:15 +03:30
parent 00f990c653
commit fd2162e4ad
8 changed files with 127 additions and 12 deletions
@@ -0,0 +1,10 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Ignored default folder with query files
+/queries/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="WS-10-Database" />
+      </profile>
+    </annotationProcessing>
+  </component>
+</project>
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+  </component>
+</project>
@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="SqlNoDataSourceInspection" enabled="false" level="WARNING" enabled_by_default="false" />
+  </profile>
+</component>
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RemoteRepositoriesConfiguration">
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Maven Central repository" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="jboss.community" />
+      <option name="name" value="JBoss Community repository" />
+      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Central Repository" />
+      <option name="url" value="https://maven.myket.ir/" />
+    </remote-repository>
+  </component>
+</project>
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="23" project-jdk-type="JavaSDK" />
+</project>
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
@@ -8,7 +8,10 @@
 -- 5. Insert at least 3 menu items.
 -- 6. The script should be executable from start to finish without errors.

-
+DROP TABLE IF EXISTS order_details CASCADE;
+DROP TABLE IF EXISTS orders CASCADE;
+DROP TABLE IF EXISTS menu_items CASCADE;
+DROP TABLE IF EXISTS users CASCADE;

 -- =======================================================
 -- USER TABLE
@@ -28,9 +31,12 @@
 -- - Username and password are required.
 -- - Passwords should not be stored in plain text.
 --
-- CREATE TABLE ...
-
-
+CREATE TABLE users (
+    id SERIAL PRIMARY KEY,
+    username VARCHAR(50) UNIQUE NOT NULL,
+    password VARCHAR(250) NOT NULL,
+    email VARCHAR(100)
+);

 -- =======================================================
 -- MENU ITEM TABLE
@@ -50,9 +56,12 @@
 -- - Name is required.
 -- - Price must always be positive.
 --
-- CREATE TABLE ...
-
-
+CREATE TABLE menu_items (
+  id SERIAL PRIMARY KEY,
+  name VARCHAR(100),
+  price DECIMAL(10,2) NOT NULL CHECK (price > 0),
+  category VARCHAR(50)
+);

 -- =======================================================
 -- ORDER TABLE
@@ -75,9 +84,15 @@
 -- Avoid using reserved SQL keywords as table names.
 -- Consider using a name such as "orders" or "customer_orders".
 --
-- CREATE TABLE ...
-
+CREATE TABLE orders (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER NOT NULL,
+    orderDate TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+    total_price DECIMAL(10,2) NOT NULL,

+    CONSTRAINT fk_orders
+        FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);

 -- =======================================================
 -- ORDER DETAIL TABLE
@@ -98,7 +113,21 @@
 -- - Quantity must always be greater than zero.
 -- - Store the item's price at the moment of purchase.
 --
-- CREATE TABLE ...
+CREATE TABLE order_details (
+    id SERIAL PRIMARY KEY,
+    order_id INTEGER NOT NULL,
+    menu_items_id INTEGER NOT NULL,
+    quantity INTEGER NOT NULL CHECK (quantity>0),
+    price_at_purchase DECIMAL(10,2) NOT NULL,
+
+    CONSTRAINT fk_order_detail_order
+        FOREIGN KEY (order_id) REFERENCES orders(id)
+        ON DELETE CASCADE,
+
+    CONSTRAINT fk_menu_items_id
+        FOREIGN KEY (menu_items_id) REFERENCES menu_items(id)
+        ON DELETE RESTRICT
+);



@@ -114,7 +143,11 @@
 -- - Pasta
 -- - Drink
 --
-- INSERT INTO ...
+INSERT INTO menu_items (name, price, category) VALUES
+    ('Margherita', 9.99, 'Pizza'),
+    ('Cheeseburger', 8.50, 'Burger'),
+    ('Alfredo pasta', 12.00, 'Pasta'),
+    ('Coca Cola', 2.50, 'Drink');



@@ -125,9 +158,16 @@
 -- You may insert sample users and orders for testing.
 -- This section is optional.
 --
-- INSERT INTO ...
+INSERT INTO users (username, password, email) VALUES
+    ('aga armin', MD5('123456'), 'ar@example.com'),
+    ('mewsoume', MD5('mypass'), 'm@example.com');

+INSERT INTO orders (user_id, total_price) VALUES
+    (1, 22.49);

+INSERT INTO order_details (order_id, menu_items_id, quantity, price_at_purchase) VALUES
+    (1, 1, 2, 9.99),
+    (1, 3, 1, 12.00);

 -- =======================================================
 -- VERIFICATION QUERIES