Breaking up XML into Relational Data | |
Breaking up XML into Relational Data While the preceding example shows how to construct an XML representation over relational data the example in this section illustrates how you can shred XML data back into relational data This reverse operation can be useful if your application works with relation
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Querying Data with Oracle XQuery | |
Querying Data with Oracle XQuery Starting with Oracle Database 10g Release 2 you can take advantage of a full featured native XQuery engine integrated with the database With Oracle XQuery you can accomplish various tasks involved in developing PHP Oracle XML applications operating on any kind of dat
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Retrieving XML Data | |
Retrieving XML DataTo retrieve XML data from an XMLType table you can use a SELECT SQL statement just as you would if you had to query a relational table For example to select the employee with the id set to 100 from the employees XMLType table discussed in the preceding section you might issue the
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Using XMLType for Handling XML Data in the Database | |
Using XMLType for Handling XML Data in the Database Being an object type XMLType can not only be used to store XML data in the database but also to operate on that data via its built in methods Regardless of the storage model you choose XMLType provides a set of XML specific methods to operate on XM
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Using Oracle Database for Storing, Modifying, and Retrieving XML Data | |
Using Oracle Database for Storing Modifying and Retrieving XML Data With Oracle XML DB you have various XML storage and XML processing options allowing you to achieve the required level of performance and scalability One of the most interesting things about Oracle XML DB is that it allows you to per
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Performing XSLT Transformations inside the Database | |
Performing XSLT Transformations inside the Database Now that you have the employees XSL stylesheet stored in the database and the xmlusr schema is permitted to access the hr employees table you can create a script that will instruct the database to build an HTML page based on the data stored in hr e
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Transforming and Processing XML with XSLT | |
Transforming and Processing XML with XSLT In the preceding example you transform XML into HTML directly in your script wrapping the data extracted from the XML document into appropriate HTML tags Alternatively you might perform an XSL Extensible Stylesheet Language transformation to get the same gen
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ODP.NET - Techniques to Improve Performance while Retrieving Data | |
ODP NET Techniques to Improve Performance while Retrieving Data Performance tuning is a great subject in Oracle Volumes of books would not be enough to cover every aspect of performance tuning in Oracle However in this section we will only discuss the fundamental performance techniques while working
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ODP.NET - Populating a Dataset with a Single Data Table | |
ODP NET Populating a Dataset with a Single Data Table A dataset is simply a group of data tables These data tables can be identified with their own unique names within a dataset You can also add relations between data tables available in a dataset mosgoogle The following code gives you the details o
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ODP.NET - Retrieving Typed Data | |
ODP NET Retrieving Typed Data While retrieving values from OracleDataReader we can extract information available in individual columns of a particular row either by using column ordinal position values or column names mosgoogle Retrieving Typed Data Using Ordinals ODP NET provides data specific enum
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