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Relational Databases
epub |eng | 2013-02-13 | Author:Michael J. Hernandez [Hernandez, Michael J.]

* * * Note I commonly create an ID field (such as EMPLOYEE ID, VENDOR ID, DEPARTMENT ID, CATEGORY ID, and so on) and use it as an artificial candidate ...
( Category: Relational Databases April 24,2019 )
epub |eng | 2018-11-20 | Author:Allen G. Taylor

RULE BY COMMITTEE The SQL-89 version of the standard specified the UNIQUE rule as the default, before anyone proposed or debated the alternatives. During development of the SQL-92 version of ...
( Category: Software Development March 5,2019 )
epub |eng | 0101-01-01 | Author:Christian Antognini

How It Works The following sections describe what stored outlines are and how to work with them. To manage stored outlines, except with Oracle9i, no graphical interface is provided in ...
( Category: Software Development March 1,2016 )
epub |eng | 2011-12-18 | Author:C. J. Date [C. J. Date]

DFGP: On day DAY, flight FLIGHT with pilot PILOT leaves from gate GATE. They’re subject to the following constraints (expressed here in a kind of pseudo logical style): IF ( ...
( Category: SQL August 18,2015 )
epub |eng | 2012-10-24 | Author:Forta, Ben [Forta, Ben]

* * * Output * * * Click here to view code image cust_name cust_contact cust_email ----------- ----------- ---------------- Fun4All Denise L. Stephens [email protected] Fun4All Jim Jones [email protected] Village Toys ...
( Category: SQL Server March 30,2015 )
epub |eng | 2008-12-16 | Author:Stephane Faroult & Peter Robson [Stephane Faroult]

Using OLAP functions With databases, OLAP functions such as row_number( ) that we have already used in the self-joins situation can provide a satisfactory and sometimes even a more efficient ...
( Category: Programming Languages December 6,2014 )
epub, mobi |eng | 2014-10-26 | Author:Madhusudhan Konda

Now let’s see how we do mapping for a one-to-one association. The mapping for the Car object against the CAR table is given here, in a Car.hbm.xml file: <hibernate-mapping package="com.madhusudhan.jh.associations.one2one"> ...
( Category: Object-Oriented Design October 27,2014 )
epub |eng | 2009-06-29 | Author:Seyed M.M. Tahaghoghi & Hugh E. Williams [Seyed M.M. Tahaghoghi and Hugh E. Williams]

Privileges So far, we’ve shown you how to add new users and grant privileges for databases, tables, and columns. In this section, we discuss the privileges in more detail and ...
( Category: Software Development March 26,2014 )
mobi, epub |eng | 2008-02-15 | Author:Rick Copeland

lazy=True Specifies how related items should be loaded. The options are: True (default) Load items when the property is first accessed. False Load the items eagerly when the parent is ...
( Category: Software Development March 25,2014 )