Answered by Laxmi on 2005-05-13 16:42:53: Staging area is place where you hold temporary tables on data warehouse server. Staging tables are connected to work area or fact tables. We basically need staging
Latest Answer : The staging area is:- One or more database schema(s) or file stores used to “stage” data extracted from the source OLTP systems prior to being published to the “warehouse” where it is visible to end users.Data ...
Latest Answer : If u r taking connected we return the more than one port, in this we can use the static and dynamic cache and it will support the user defined values.If u r taking unconnected we return the only one port it will support only oracle with this we can use ...
Latest Answer : Unconected lookups are used in cases where it is not necessary for all the rows to pass through it i.e. for each i/p row query need not be done. ...
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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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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ODP.NET - Retrieving Data Using OracleDataReader | |
ODP NET Retrieving Data Using OracleDataReader OracleDataReader is simply a read only and forward only result set It works only if the database connection is open and it makes sure that the connection is open while you are retrieving data As the data that it retrieves is read only it is a bit faster
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ODP.NET - Fundamental ODP.NET Classes to Retrieve Data | |
ODP NET Fundamental ODP NET Classes to Retrieve Data To retrieve data from an Oracle database using ODP NET we need to work with a few of the ODP NET classes At this point we will discuss the most fundamental classes available in ODP NET for retrieving data mosgoogle The following is the list of fun
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