Xml from a database

This module describes how most XML documents are generated dynamical from another data source such as a database. An animation is provided on th Overview slide to describe the overall purpose of the module. The first part of the module introduces Active Server Pages (ASP). The coverage is by no means comprehensive; the aim is to present enough information about ASP to allow students to complete the lab, rather than to provide an in-depth introduction to ASP.

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[ Team LiB ] Recipe 2.19 Replacing Null Values in a Strongly Typed DataSet Problem When a column in a database has a null value, you want the value in the DataSet to be a string indicating that no value is available. Solution Use annotations in the XML schema to control the handling of null values.

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This course will familiarize students with XML and teach them how to build web applications using XML. It teaches developers how to build a Web application that connects to and retrieves data from a database, displays the data by using XML, and saves updates from the client back to the database.

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SQL For Dummies, 7th Edition, shows programmers and web developers how to use SQL to build relational databases and get valuable information from them. This book covers the core features of the SQL language. Topics covered include how to use SQL to structure a DBMS and implement a database design; secure a database; and retrieve information from a database. This edition will be revised to reflect the new enhancements of SQL/XML:2008.

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Crystal Reports is a report design tool that allows you to create reports : retrieving data from a database or other data source. Crystal Reports has its own formula language for: creating calculations creating presentation-quality reports, with graphs, charts, …

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Loading Data Several methods are available for loading data into tables in an Oracle database. Of the methods available Direct-Load insert and SQL*Loader are discussed here. SQL*Loader SQL*Loader loads data from external files into tables of an Oracle database. It has a powerful data parsing engine that puts little limitation on the format of the data in the datafile. Direct-Load insert Direct-load insert can be used to copy data from one table to another table within the same database.

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JBuilder provides several features and incorporates various tools to provide support for the Extensible Markup Language (XML). XML is a platform-independent method of structuring information. Because XML separates the content of a document from the structure, it can be a useful means of exchanging data. For example, XML can be used to transfer data between databases and Java programs.

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Extensible Markup Language, or XML, is currently the most promising language for storing and exchanging information on the World Wide Web. Although Hypertext Markup Language (HTML) is presently the most common language used to create Web pages, HTML has a limited capacity for storing information. In contrast, because XML allows you to create your own elements, attributes, and document structure, you can use it to describe virtually any kind of information—from a simple recipe to a complex database.

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Keyword Search in Databases- P4:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

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Keyword Search in Databases- P13:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

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Keyword Search in Databases- P14:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 32 3   Download

Keyword Search in Databases- P15:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 43 3   Download

Keyword Search in Databases- P16:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 37 3   Download

Keyword Search in Databases- P20:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 43 3   Download

Keyword Search in Databases- P25:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

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Data Loading Methods Several methods are available for loading data into tables in an Oracle database. Of the methods available, Direct Load insert and SQL*Loader are discussed here. Export and Import are covered in the Oracle9i Database Administration Fundamentals II course. SQL*Loader SQL*Loader loads data from external files into tables of an Oracle database. It has a powerful data parsing engine that places little limitation on the format of the data in the data file. Direct Load Direct Load insert can be used to copy data from one table to another table within the same database.

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Keyword Search in Databases- P1:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 45 2   Download

Keyword Search in Databases- P2:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 41 2   Download

Keyword Search in Databases- P3:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 40 2   Download

Keyword Search in Databases- P5:Conceptually, a database can be viewed as a data graph GD(V ,E), where V represents a set of objects, and E represents a set of connections between objects. In this book, we concentrate on two kinds of databases, a relational database (RDB) and an XML database. In an RDB, an object is a tuple that consists of many attribute values where some attribute values are strings or full-text; there is a connection between two objects if there exists at least one reference from one to the other....

5p alone135 21-11-2010 37 2   Download