understanding the data access object model

... Session object, then it is created from scratch by first creating the data columns and then adding them to the data table The DataTable object is then saved to the Session object with the name MyDataTable ... MyDataTable If the Session object entry already exists, it is reassigned to the module variable mdtData Last, the data table is bound to the DataGrid object by calling the BindTheGrid routine, ... added to the data table, and the text boxes are cleared Last, mdtData is rebound to the data grid by calling BindTheGrid Listing 12.8 wfrmHowTo12_3.aspx.vb: Adding Data to the Data Table and Then...

Ngày tải lên: 21/01/2014, 12:20

... a domOne object, and pass the file name to the domOne object The domOne object creates a parser object, parses the document, then processes the DOM tree (aka the Document object) via the printDOMTree ... printDOMTree(children.item(i); } 12 Parse the XML document Parsing the document is done with a single line of code When the parse is done, we get the Document object created by the parser If the Document object is not null ... Shakespeare The Document node The Element node corresponding to the tag A Text node containing the carriage return at the end of the tag and the two spaces in front of the ...

Ngày tải lên: 30/09/2013, 04:20

... file://C:/javascript/DisplayEmployeeData.html ?data. xml DisplayEmployeeData.html is the name of the example file, and data. xml is the name of the XML file it uses The XML file must contain data formatted like ... includes the node and all of its children selectNodeContent( ) sets the start of the range to the position before the first child of the node and sets the end of the range to the position after the ... e.getElementsByTagName("salary")[0].firstChild .data; // Now that we have the employee data, use methods of the table to // create a new row and then use the methods of the row to create // new cells containing the data as Text...

Ngày tải lên: 05/10/2013, 13:20

... standby databases • The operating system and platform architecture for the primary and standby databases must be the same • The operating system releases for the primary and standby databases ... Objectives After completing this lesson, you should be able to the following: • Describe the Data Guard architecture • Explain the operational requirements of Data Guard • Describe how Data ... different • If all databases are on the same system, verify that the OS allows you to mount more than one database with the same name 2-3 Copyright © 2006, Oracle All rights reserved Data Guard Operational...

Ngày tải lên: 26/10/2013, 20:15

... CRM The first step in the operation of the CRM is the client component’s creation of the CRM Worker The client component then begins using the CRM Worker In the case of the XML CRM Worker, the ... the second of two modules that focus on the DAL: Module 8, The Nontransactional Data Access Layer” and Module 9, The Transactional Data Access Layer.” The DAL is an application’s means of access ... satisfy the requirements of the Create Requisition use case In the class, include the necessary methods to obtain the next database ID The class should also cache database IDs from the database...

Ngày tải lên: 05/11/2013, 12:15

... with the Microsoft Outlook 2000 Object Model Using the Application Object Slide Objective To show the Application object in relation to other Outlook 2000 objects Lead-in Use the Application object ... with the Microsoft Outlook 2000 Object Model 11 Using the NameSpace Object Slide Objective To show the NameSpace object in relation to other Outlook 2000 objects Lead-in Use the NameSpace object ... the Microsoft Outlook 2000 Object Model Returning the NameSpace Object You can use the GetNameSpace method of the Application object to return a NameSpace object of the type you specify Use the...

Ngày tải lên: 10/12/2013, 16:15

... of the decision tree in consultation mode at the distributed regional interfaces is therefore excluded, in the [initial version of the application] If, in the longer term, it emerges that there ... KMS The three systems described herein were deemed to be technical successes by the vendors and clients in that they performed the tasks that the developers programmed them to However, could they ... This, then, is the ‘knowledge’ that developers at IMS captured in their applications In order to highlight the limitations of these so-called knowledge-management systems and further assess their...

Ngày tải lên: 20/12/2013, 19:15

... DAL Data Services Nontransactional DAL The data services store and manage all of the data used by the system Access to the data services requires detailed knowledge of where and how the data ... The facades simply access whatever components they need in the DAL to accomplish their goals 4 Module 8: The Nontransactional Data Access Layer Splitting the DAL Topic Objective To discuss the ... of some object method ADO Object Model ADO uses OLE DB to access and work with data The object model is an abstraction of OLE DB, which makes it easier to work through OLE DB The object model consists...

Ngày tải lên: 21/12/2013, 06:17

... on the local computer for the local computer to be able to access the remote portion of the DCOM component Network access by the DCOM object is transparent to the calling client This network access ... An object should be released after it has served its purpose The release process decrements the object s reference count and recycles the object pointers, thereby freeing the memory that the ... the released object s reference count indicates that no additional objects are being accessed, the memory associated with the object is returned by COM to the operating system Not releasing objects...

Ngày tải lên: 17/01/2014, 09:20

... CRM The first step in the operation of the CRM is the client component’s creation of the CRM Worker The client component then begins using the CRM Worker In the case of the XML CRM Worker, the ... the second of two modules that focus on the DAL: Module 8, The Nontransactional Data Access Layer” and Module 9, The Transactional Data Access Layer.” The DAL is an application’s means of access ... satisfy the requirements of the Create Requisition use case In the class, include the necessary methods to obtain the next database ID The class should also cache database IDs from the database...

Ngày tải lên: 17/01/2014, 09:20

... DAO Figure A.1 The object model for ActiveX Data Objects 2.7 Most of the work is done in the ADODB module when you use ADO Whenever you use recordsets, this is also the object model to use ... Recordset object Similar to the DAO Recordset object, you can open the Recordset objects as read-only or dynamic Each Recordset object also has a Fields collection Stream object This object allows ... point the object to an URL, provided the system has set it up in a consistent manner This is another way that ADO allows developers to read outside data, such as from other applications or over the...

Ngày tải lên: 21/01/2014, 12:20

... comparisons between the theoretical OSI model and the functional TCP/IP model Although TCP/IP has been used for network communications before the adoption of the OSI model, it supports the same functions ... this model This model allows all network elements to operate together, no matter who created the protocols and what computer vendor supports them The main benefits of the OSI model include the ... Note: The Physical Layer of the OSI model is only part of a LAN (Local Area Network) Layer – The Data Link Layer Layer of the OSI model provides the following functions: • Allows a device to access...

Ngày tải lên: 24/01/2014, 09:20

... reading and understanding the source data and copying the data needed for the data warehouse into the staging area for further manipulation Once the data is extracted to the staging area, there are ... dimensions Load Data Mart #2 (Similarly designed) Basic elements of the data warehouse Modeling: Forecasting Scoring Data mining Access CHAPTER Data Staging Area The data staging area of the data warehouse ... forms: the operational systems of record and the data warehouse Crudely speaking, the operational systems are where the data is put in, and the data warehouse is where we get the data out The users...

Ngày tải lên: 23/03/2014, 16:21

... authority – E.g the operating system enforces the control by checking information associated with both the subject and the object to determine whether the subject should access the object  MAC ... Security Models  We want models that represent a range of sensitivities and that separate subjects from the objects they should not have access to  The military has developed various models for ... at several models for multilevel security – Object- by -Object Methods: Directory lists, Access control lists, Access control matrix, Take-Grant Model – Lattice model: A generalized model – Bell-LaPadula...

Ngày tải lên: 29/03/2014, 16:20

... " F ( ( â F ( " "  H   $ " Q&Q7&3#6( S &6aa@c@2 R t  ( ( â RELATION ENCRYPTION AND STORAGE MODEL $ & 2.1 Partition Functions " 6( S 6aag66D'90 t  ( ( â " F ( " " F $ '6#6P6ha)#' ... Pfr R )#a6W&6@G@'f8 S '#QPA{P'u  ! "  $ ( $  ( â ( F " "  â F " 2.4 Storing Encrypted Data y 2.3 Mapping Functions 2.2 Identication Functions  y X Ê(  &6s6(  (  " #'&6s6a@'df#%#6(...

Ngày tải lên: 30/03/2014, 13:20

... JavaScript, in the context of the World Wide Web, the web browser does the interpreting The JavaScript interpreter in the browser executes the code directly from the source Without the interpreter, the ... CHAPTER ■ THE DOCUMENT OBJECT MODEL Fortunately, we won’t be dealing with the Browser Object Model very much Instead, we’ll focus on what’s inside the browser window The object that handles the contents ... Person, then these would be properties of the object: Person.mood 27 CHAPTER ■ JAVASCRIPT SYNTAX Person.age If there were functions associated with the Person object say, walk() or sleep()—then these...

Ngày tải lên: 28/04/2014, 16:20

... JavaScript, in the context of the World Wide Web, the web browser does the interpreting The JavaScript interpreter in the browser executes the code directly from the source Without the interpreter, the ... value, we say that the variable contains the value The variable mood now contains the value “happy” The variable age now contains the value 33 You could then display the values of these two variables ... numbers either: var temperature = -20.33333333 These are all examples of the number data type 21 DOM SCRIPTING: WEB DESIGN WITH JAVASCRIPT AND THE DOCUMENT OBJECT MODEL Boolean values Another data...

Ngày tải lên: 28/04/2014, 16:20

... (accessing the data in the container), and (iii) release: signal the completion of the production of the output containers and the finishing of the consumption of the input containers The elapsed ... soon as they are enabled Additionally, the FIFO ordering of the tokens assures they cannot overtake each other The FIFO ordering of the tokens is automatically respected on the edges of a data ow ... the implementation are, respectively, represented by the removal and arrival of tokens on the edges in the CSDF model While a container is always represented by tokens in the data ow model, the...

Ngày tải lên: 22/06/2014, 19:20

... HR patches, then use them to drive the parametric model to synthesize intermediate HR patches and lastly obtain the final HR patches via probabilistic fusion HR training patch s(n) Model- based ... dramatically increases the difficulty of the extrapolation task The motivation behind our attack is largely based on the existing parametric models [21] for texture synthesis in the wavelet space However, ... However, there are caveats with the above observation First, aliasing introduced by the down-sampling operator adds phase ambiguity to the extrapolation problem That is, the extrema points across the...

Ngày tải lên: 22/06/2014, 22:20

... despite the theoretical advantages of this model, some data and model conditions can affect the validity and precision of the estimation of variance components The first source of bias lies in the ... be defined as the ratio of the value of the prediction error variance of a contrast between two flocks using the full model to its value calculated under the reduced model The full model involved ... sire effect The reduced model, obtained by excluding the sire effect from the model, represented the optimal statistical situation from a connectedness viewpoint The value of γ and the percentage...

Ngày tải lên: 09/08/2014, 18:21