Using SQL-DDL Command, Convert the following schema to table in the DBMS. Make sure to make AcctNo the primary key, Type must be (Checking, Saving or Retirement). Also, the BrachID is a foreign key from the root "BANKBRANCH" relation... ACCOUNT Balance AcctNo Number (2) BranchID Туре Char (10) Number (9,3) Varchar2(15)

Using SQL-DDL Command, Convert the following schema to table in the DBMS. Make sure to make AcctNo the primary key, Type must be (Checking, Saving or Retirement). Also, the BrachID is a foreign key from the root "BANKBRANCH" relation... ACCOUNT Balance AcctNo Number (2) BranchID Туре Char (10) Number (9,3) Varchar2(15)

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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4. This question continues from Q3. (a) Write the insert SQL to populate the Zoom, BB, and the QR tables with the values given below. For each table, use only one insert to complete the insert task. The Duration column is initially empty. (b) Can you insert the ZOOM table first? Provide a reason according to the relational database theory if it is not possible. (c) Write a Delete SQL to remove student ‘M M’ from the BB table. If it is not possible to remove the row, provide a reason according to the relational database theory. You must not use SID in the SQL because only the name is given. (d) Write an Update DML that will compute and update the duration in minutesin the Zoom table. Show the updated table and the DML.
Assume the e-commercial database shown in the Appendix. Write the following queries in (a) relational algebra and (b) SQL. State your assumptions if the semantics is not clear. 1) Find the names of all students who have not taken any courses. APPENDIX STUDENTS(student id, first_name, last _name, email, major_code, class_year) COURSES(course id, course_name, course_description, credits, department_code) ENROLLMENTS(student id, course id, semester, grade) MAJORS(major code, major_name, department_code) DEPARTMENTS(department code, department_name)
Create a SQL statement in MariaDB with the following columns and their aliases from the Employees table. Aliases should be created as seen including case sensitive. (A full statement is required, but doesnt need to be run with an output) Screenshot the code ONLY and attach. last_name - Name street_address - Local Address phone_number - Phone #
Write SQL statements to create at the two tables for the database. The tables must have at least three relevant columns with appropriate types, a primary key and at least one table should have a foreign key and the related foreign key constraints. CREATE TABLE students ( Student_id int NOT NULL PRIMARY KEY, Stud_firstname VARCHAR(30) NOT NULL, Stud_lastname VARCHAR(30) NOT NULL, Stud_email VARCHAR(80) NOT NULL UNIQUE advisor_id int, ); create table advisor ( advisor_id int not null primary key, stud_id int, adv_firstname varchar(30), adv_lastname varchar(30), foreign key(student_id) references students(student_id) ); [keep getting error, need help correcting]
Define the term referential integrity constraint. Give an example of a referential integrity constraint for the tables you created for question 1.8.
Assume the e-commercial database shown in the Appendix. Write the following queries in (a) relational algebra and (b) SQL. State your assumptions if the semantics is not clear. 1) Find the names of all students who have taken courses in both the Computer Science and Mathematics departments. APPENDIX - You may detach this page from the exam: STUDENTS(student id, first_name, last _name, email, major_code, class_year) COURSES(course id, course_name, course_description, credits, department_code) ENROLLMENTS(student id, course id, semester, grade) MAJORS(major code, major_name, department_code) DEPARTMENTS(department code, department_name)
Consider the following relations: BRANCH (branch no, street, area, city, degree, Tel_no, Fax_no) STAFF (Staff no, Fname, Lname. address, position, salary, branch_no) Write the following queries in SQL: 1. Find all the branches that number less than 453 and found in area '34 east 2. Find staff whose salary is greater than the salary of evcry member of staff at branch 71. 3. List all stalf who their last name ends with ith'. 4. Find all the staff that works in branch 345 and have salary between 15000 and 45000.
You are working with a database table that contains invoice data. The table includes columns for invoice_id and billing_state. You want to remove duplicate entries for billing state and sort the results by invoice ID. You write the SQL query below. Add a DISTINCT clause that will remove duplicate entries from the billing_state column. NOTE: The three dots (...) indicate where to add the clause. SELECT ... FROM invoice ORDER BY invoice_id What billing state appears in row 17 of your query result? 1 point 1-CA 2-NV 3-WI 4-AZ
1. Find out each manager's work address. Note that a manager's work address is the same as the address of the department which s/he manages. • Address Format: Street_AddressPostal_Code CityCountry_Name • Write query in oracle sql.
So what is an example of BOTH correlated and uncorrelated subqueires? Please give simple example for both. Also, could someone briefly explain the concept behind sql triggers? use easy examples.
Given the structure and contents of the Ch07_ConstructCo database shown in FigureP7.1, use SQL commands to answer the following problems.Write the SQL code required to list the employee number, last name, first name, andmiddle initial of all employees whose last names start with Smith. In other words, therows for both Smith and Smithfield should be included in the listing. Sort the resultsby employee number. Assume case sensitivity
For this assignment, write SQL code based on the tables provided. Create three tables Tables -1.Customer 2.Flower 3.Order Decide what fields, field lengths, and datatypes you need. Do this for each of the 3 tables. Only use VARCHAR2, NUMBER, and DATE datatypes. Assign a primary key to one field in each table Provide the code to insert the records into each of the tables in the database.