... project. The database size is approximately 5 Megabytes. The second
database is a Wal-Mart database of 70 Gigabytes, which resides on an NCR
Teradata Server running the NCR Teradata Database System. ... randomly selected position in the time series.
Two databases serve the purpose of real data experiments. The first one
is a relatively small database that contains the daily power co...
... guilty.
Mishandling Keywords and Categories
A common problem in database design is the failure to properly deal with keywords and categories.
Many database applications involve data that is categorized ... exists that needs to be
understood before any design of a database should proceed further.
As you have seen in the previous chapters, databases are often set up to solve one immedia...
... Microsoft Access database, dBase database, Oracle Database,
MySQL, Ingres, or any relational database — it doesn’t matter. All of the coding in this book is written
intentionally to be non -database specific, ... Building Fast-Performing Database Models 193
The Needs of Different Database Models 194
Factors Affecting OLTP Database Model Tuning 194
Factors Affecting Client-Server...
... based markup with Firefox 2
or later; and Orca 2.20 supports WAI-ARIA with Firefox 3. Therefore, design-
ers should start adding appropriate WAI-ARIA attributes in their markup to
improve accessibility ... v
ersion provides the same content even with compro-
mises in design and functionality.
2. At the beginning of the pages of the nonaccessible version, a link is pro-
vided to the al...
... on Database Systems, Vol. 13, No. 1, March 1933.
Physical Database Design for Relational Databases
l
93
-the workload on a database changes substantially,
-new tables are added,
-the database ... application of these valid methods.
ACM Transactions on Database Systems, Vol. 13, No. 1, March 1988.
Physical Database Design for Rdational Databases - 101
calculated each C, (a...
... important
aspect of database implementation, and
careful tuning of indexes is an important
database administration task for a large
database. Being able to reduce the time for
a database operation ... in the process
of beginning the design phase of a database
life cycle, it is worth considering a wider
range of DBMS options than just relational
databases. Some other databas...
... relational databases. Most databases in use
today are relational, and the focus in this book will be to design a relational
database. Before we can actually get into relational databases, we ... asking that
you design a database of parts for her company. Ms. Smith is the user. You
are the database designer. What Ms. Smith tells you about the parts will be
the database description....