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TCMG 316 Quiz Review Exam 2024...

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TCMG 316 MidTerm Exam 2024...

TCMG 316 Exam 2 Review |Questions with 100% Solutions/Verified Answers When a SELECT statement includes a GROUP BY clause, the SELECT clause can include all but one of the following. Which one is it? - ANSWER columns that are not functionally dependent on a column used for grouping Code example 6-1 SELECT vendor_state, vendor_city, vendor_name, COUNT(*) AS invoice_qty, SUM(invoice_total) AS invoice_average FROM invoices JOIN vendors ON r_id = r_idWHERE vendor_state < 'e'GROUP BY ve...

TCMG 316 - Week 9 Quiz (Test 2) - 2024...

The Database Management System (DBMS) allows for the organizing, storing, retrieving, and manipulation of data from a single table or multiple tables. - ANSWER True It is the role of the Database Administrator (DBA) to maintain existing databases, tune them for better performance, and create new databases. - ANSWER True DDL stands for Data Definition Language and is used to work with objects within the database. - ANSWER True

A SQL script contains one or more SQL statements. - ANSWER true SELECT vendor_name, invoice_number FROM invoices LEFT JOIN vendors ON r_id = r_id (Refer to code example 4-1.) If the LEFT keyword is replaced with the RIGHT keyword, the total number of rows that are returned must equal - ANSWER the number of rows in the Vendors table

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