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SQL PUZZLES & ANSWERS
Second Edition. The Morgan Kaufmann Series in Data Management Systems Series Editor: Jim Gray, Microsoft Research, Joe Celko’s Analytics and OLAP in SQL Joe Celko Data Preparation for Data Mining Using SAS Mamdouh Refaat Querying XML: XQuery, XPath, and SQL/XML in Context Jim Melton and Stephen Buxton Data Mining: Concepts and Techniques, Second Edition Jiawei Han and Micheline Kamber Database Modeling and Design
Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their
products or to discontinue any product or service without notice, and advise customers
to obtain the latest version of relevant information to verify, before placing orders, that
information being relied on is current and complete. All products are sold subject to the
terms and conditions of sale supplied at the time of order acknowledgment, including
those pertaining to warranty, patent infringement, and limitation of liability. ...
The Vietnam tourism occupational standards (VTOS) for Food and beverage service cover all F&B jobs at five levels from waiter (Level 1) to Restaurant Manager (Level 4) and F&B Director (Level 5). The VTOS F&B Service standards have also taken account of local hotel operations.
(W) Hello, Excelsior Hotel. How may I help you?
(M) Hi. I telephoned yesterday to make a reservation for two single rooms over the weekend of the first. I'd like to add a third room to my reservation. (W) OK, let me check availability for you. I'll need
your last name and reservation number, please.
(M) Certainly. The last name is Jordan and my number is 1076KJ.
I have been working on the arrangements ibr our upcoming conference. I've looked into the City Convention Center, and I think it is the most conve-nient location. It is close to public transportation and hotels. The accommodations are also excellent. The rooms are large, and we can reserve up to ten meet¬ing rooms.
Databases and database systems are an essential
component of life in modern society: most of us
encounter several activities every day that involve some interaction with a database.
For example, if we go to the bank to deposit or withdraw funds, if we make a hotel
or airline reservation, if we access a computerized library catalog to search for a bibliographic
item, or if we purchase something online—such as a book, toy, or computer—
chances are that our activities will involve someone or some computer
program accessing a database.
VTOS is structured in units of competence using a modular format so that it is flexible and easily adapted for different jobs, personnel and qualifications. It is suitable for use in small to medium enterprises, large hotels, tour operator and travel companies, as well as for use in colleges and educational institutions. It can be used as the basis for curriculum in colleges.