SQL PlusOracle Database 21c Express Edition Release 21.0.0.0.0Version 21.3.0.0.0SQL> CREATE TABLE dept (2did INT,3dname VARCHAR(30),4PRIMARY KEY (did)5 ) ;ProductionTable created.SQL>SQL> CREATE TABLE emp (234567899 ) ;eid INT,ename VARCHAR(30),did INT,hiredate DATE,salary NUMBER,PRIMARY KEY (eid),FOREIGN KEY (did) REFERENCES dept (did)Table created.SQL> INSERT INTO dept VALUES (1, 'IT');1 row created.SQL> INSERT INTO dept VALUES (2, 'HR');1 row created.SQL>SQL> INSERT INTO emp VALUES (1, 'jeff', 1, DATE '2005-01-01', 70000);1 row created.SQL> INSERT INTO emp VALUES (2, 'susan', 2, DATE '2005-06-01', 50000);1 row created.SQL> INSERT INTO emp VALUES (3, 'bob', 1, DATE '2000-01-01', 90000);1 row created.SQL> INSERT INTO emp VALUES (4, 'steve', 1, DATE '2006-01-01', 60000);

Output from SELECT * FROM dept;:diddname1IT2HR Output from SELECT * FROM…

Answered: SQL Plus Oracle Database 21c Express…

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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lease help with the below regarding VBA and Access SQL
The MongoDB shell is an interactive ______interface to MongoDB. You can use the mongo shell to query and update data as well as perform administrative operations. A. NodeJS B. JavaScript C. C D. SQL
You have a list of all your contacts details that you would like to store in a database. Your goal is that when a record is inserted in contacts table, you also want this record to be stored (inserted) in a backup table. Assume you have the two tables created: CONTACTS and CONTACTS_BACKUP. These two (2) tables have the same records. The CONTACTS table have the following columns: CONTACT_ID (Primary_Key), FIRSTNAME, LASTNAME and MOBILE_NO. CONTACTS_ID FIRSTNAME LASTNAME MOBILE_NO 1 100 Princess Kim 813023895 2 101 Henry Packer 811257891 3 102 Petrus Johannes 855698712 4 103 Lukas Shilongo 832584691 The CONTACTS_BACKUP table have the same columns and records as the CONTACTS table. CONTACTS_ID FIRSTNAME LASTNAME MOBILE_NO 100 Princess Kim 813023895 2 101 Henry Packer 811257891 3 102 Petrus Johannes 855698712 4 103 Lukas Shilongo 832584691 You now need to keep both tables in sync so that when a record is inserted into the CONTACTS table it should automatically be inserted into…
true/false INNER JOIN combines two relations. It takes the second relation, and appends it to the end of the first relation. In Corelated Subqueries, subquery is executed independent of the outer query: subquery is executed only once. SELECT * FROM sys.Relations displays information about all the user-defined relations within a database. Given GENDER and STUDENT relations, SELECT Gender, FName, LName FROM GENDER LEFT OUTER JOIN STUDENT ON STUDENT.GenderCode = GENDER.GenderCode ≡ SELECT Gender,FName, LName FROM STUDENT RIGHT OUTER JOIN GENDER ON STUDENT.GenderCode = GENDER.GenderCode The statements select RIGHT('I wish I had attended the practice hours', 9) and select…
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My other instruction for SQL says: Create and test a stored procedure called checkin_transaction that processes a “checkin” transaction. When a book is checked in, the corresponding CHECKOUT record is updated to show the date it was checked in, and the Pat_ID attribute in the BOOK table is updated to NULL. The entire transaction (starting with START TRANSACTION; and ending with COMMIT;) should be in between the BEGIN and END statements of the stored procedure. You should be able to call the procedure with a statement like this, passing the values of the Book_Num, Pat_ID, and Check_In_Date to the procedure: CALL checkin_transaction(5243, 1170, ‘2017-04-30’) Do you guys know how?
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36-Create a SQL statement of a read-only view, name it as ViewE, that will contain Gender and the number of clients per gender in the CLIENTS table.

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