mcgraw hill - android a programmers guide

... Data Independence Physical Data Independence External Layer Logical Layer Physical Layer Database File Database File Database File Database File Database File Figure 1-1 Database layers of abstraction 8 Databases: ... because none of the modern database vendors implement it. Q: I’ve heard the term “data bank” used. What is the difference between a data bank and a database? A: A...

Ngày tải lên: 25/12/2013, 16:15

... interest to capture and store data about in a database. An entity is represented as a rectangle Chapter 1: Database Fundamentals 13 Another alternative approach often used in flat file–based systems ... combination of an RDBMS running on a general-purpose computer system. The San Francisco Bay Area was an exciting place for database technologists in that era because all the great...

Ngày tải lên: 25/12/2013, 16:15

... a trashcan, let us examine the advantages. The main advantage of using a trashcan is that it is a ready-made container that can be built on. Take for an exam- ple a small metal garbage can, like ... they can be easily repaired or even replaced), ask for pay raises, or any pay for that matter, and can be retrained to do another job in a matter of minutes by simply changing the job pr...

Ngày tải lên: 25/12/2013, 19:15

... placed into the array, the fact that the second engineer was really a CivilEngineer rather than an Engineer was lost. Because the array is an array of Engineer, when CalculateCharge() is called, ... largely an artificial one, as user-defined types can operate in the same manner as the built-in ones. In fact, the only real difference between the built-in data types and user-defined data ....

Ngày tải lên: 31/03/2014, 16:40

... information, please contact George Hoare, Special Sales, at george_hoare @mcgraw- hill. com or (212) 90 4-4 069. TERMS OF USE This is a copyrighted work and The McGraw- Hill Companies, Inc. ( McGraw- Hill ) ... also available for Mac and Linux. Having greater availability, on numerous operating systems, means that almost anyone can develop Android applications on any computer. Ho...

Ngày tải lên: 31/03/2014, 16:37

... the mechanical aspects of analysis. An entirely new feature is the optional availability of the advanced, knowl- edge-based financial analysis software package, Financial Genome, created by hel78340_FM.qxd ... promoted by many commentators, pundits and financial professionals, that a different era of analyti- cal practice had arrived. It was argued that many of the “old” ways of judging per...

Ngày tải lên: 13/08/2013, 15:05

... the mechanical aspects of analysis. An entirely new feature is the optional availability of the advanced, knowl- edge-based financial analysis software package, Financial Genome, created by hel78340_FM.qxd ... promoted by many commentators, pundits and financial professionals, that a different era of analyti- cal practice had arrived. It was argued that many of the “old” ways of judging per...

Ngày tải lên: 21/12/2013, 01:19

... database language, called Transact-SQL, are described. You can also find the basic language concepts and data types in this chapter. Finally, system functions and operators of Transact-SQL are ... Maintaining Databases,” describes two important components of Database Engine, Declarative Management Framework and Maintenance Plan Wizard, which are used to manage server instances and databas...

Ngày tải lên: 22/01/2014, 22:20

... Ciord a and Emilio Goicoechea, Luis Arguelles and Merche Amezgaray, José Marí Marco and Carmela Garraleta, Fefa Vizcay and Héctor Ortiz, and Manolo Asiain: We thank you for your hospitality and ... crashed, managers of many corporations such as En- ron, WorldCom, and Adelphia have been indicted for fraud, and cer- tain Wall Street stock analysts have been discredited and have attained a bu...

Ngày tải lên: 24/01/2014, 06:20

... creators of the Java language, Sun Microsystems, had trademarked the name Java, and so the name “JavaScript” was made a trademark of Sun Microsystems.) JavaScript was a hit. It was fun, it was ... dropped what you were dragging. Figure 1-1 0 shows an Ajax-enabled drag-and-drop Internet application called Mosaic. The idea is that you and other people can drag and drop tiles to create...

Ngày tải lên: 27/03/2014, 13:42