Use PL/SQL in oracle sql developer  Feature :Given a start and end date, print out name, phone number, status and event ID of people who attended the same event with someone whose status is 1 (tested positive) and the event date is between the start and end date. Feature : print out names of people who have recovered. A person has recovered if the person tested positive before but the current status is 0 (not positive

Q: Using SQL Write a function called ValidSupplier(SupplierID) that takes as its only input a…

A: The ask is to write a SQL function which does the following: - take a Supplier Id as input - Check…

Q: WHY DO I get this error:SELECT TOP(3) p.name FROM publisher p ERROR at line 5: ORA-00923: FROM…

A: TOP command does not work in Oracle.

Q: nt database. The primary keys are highlighted in bold. Student (studNo, studName, address,…

A: Below is part of a Student database. The primary keys are highlighted in bold. Student (studNo,…

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Q: SQL compile a list of all orders placed on day X by calculating the total number of repairs and the…

A: Solution:   Note :  You didn't mention the table schema so assume by myself.   Given,

Q: In SQL, which command is used to SELECT only one copy of each set of duplicable rows

A: In SQL command which  is used to SELECT only one copy of each set of duplicable rows are:-

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A: Given: select TO_CHAR(DOB,'DD/YY/MM) from patients WHERE Medical_no = 1001.   Explanation this is…

Q: What is an alternative for the TOP clause in SQL?

A:

Q: g  Make sure to use oracle sql command and add foreign keys The faculty and students (we refer to…

A: The given requirements are related to the creation of data model using details provided for the…

Q: Write a PL/SQL block to read and display the job_id and number of employees per job_id. Accept input…

A: DECLARE     CURSOR employees_cur IS       SELECT employee_id,              first_name,…

Q: Explain the benefits of using the identity column capability in SQL.

A: The identity column generates the key values. It makes the increment in the unique values.

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A: SQL instruction (SQL*Plus) may be a command-line tool for accessing Oracle Database XE. It enables…

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Q: How to delete a column in SQL?

A: The answer to the question is given below:

Q: Customer(cid,name,surname,city,address,phone); Account(aid,cid,amount,created,comment);…

A: - We need to write a sql query to get the names, surnames and phone number according to the transfer…

Q: Explain the null functions in Oracle Sql

A: Software programs known as database management systems make it easier to create, organize, retrieve,…

Q: In SQL, what numeric data formats are available?

A: Tip Numeric data types are used to store numbers in database tables. Typically, these data formats…

Q: Question 1: Show (in one table) customer id and first name from Customers table together with…

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Q: plz help with the following use oracle sql or sql live The procedure should satisfy the following…

A: Answer is given below .

Q: help with sql class 7. For each book, list the book name, the author name, and the publisher's…

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Q: Explain the null functions in Oracle Sql

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Q: Write an SQL code using NESTED LOOP ( IF . ELSE ) to determine the grade of the students. I.

A: write sql code to find grade of student

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A: SELECT RID, RType, Rate, Room_Status FROM rooms WHERE RID BETWEEN 102 AND 105 OR…

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A: Given to write a  PL/SQL PROCEDURE that will list the project names given the course ID. The below…

Q: Use SQL Developer or Oracle Live SQL to write the appropriate SQL commands as follows: a) Group all…

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Q: The faculty and students (we refer to them in our system as clients) can electronically check out…

A: ANS 1. The ERD has 3 entity which are : book, client, author. -- The ERD and Relational is given…

Q: List at least 3 differences between Oracle PL/SQL programming functions and procedures (Differences…

A: Differences between Oracle PL/SQL programming functions and procedures   S.N.   function…

Q: in SQL, Create a Stored Function to identify the total number of staff assigned to each ward (the…

A: A stored function (also known as a consumer feature or user-described characteristic) is a fixed of…

Q: What is mean by cursor in sql

A: A database item known as a cursor in SQL enables the sequential processing of a result set, which is…

Q: student(sid, sname, sex, age, year, gpa) dept(dname, numphds) prof(pname, dname) course(cno,…

A: The question uploaded by you contains multiple subparts. As per our policy, experts are only…

Q: Explain character-manipulation functions? Explains its different types in SQL.

A: A character manipulation function in SQL is a function that allows you to manipulate characters in a…

Q: From the Salesman and Customer tables below, write SQL statements to do th following: a) List the…

A: Actually, SQL stands for Structured Query Language.

Q: PL/SQL please use oracle sql developer. I know it would be hard to slove without the data but please…

A: Query for passenger info between dates.

Q: Use the following table to find the OUTPUT of the following SQL queries: Table Name: Patients…

A: NVL2(expr1, expr2, expr3) : The NVL2 function examines the first expression. If the first expression…

Q: Use the following table to find the OUTPUT of the following SQL queries: Table Name: Patients…

A: Answer: 22114454

Multiple Table

In a database, a table is used to store data in the form of rows and columns. Rows are aligned horizontally and identified by one or more values in a specific column. Columns are vertically aligned and identified by a unique column name.