for_02_-05 data blocks and its relationships

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Data Blocks And Its Relationships

Oracle Forms

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Introduction to Oracle FormsForm Builder Installation and tns Connection Key PointsSetting up Forms Builder to develop Oracle Apps forms

Object NavigatorData Blocks And Its RelationshipsForm Level, Block Level and Item Level TriggersProperty PaletteLayout and Different Types of CanvasProgram UnitsApps Stand and template.fmb Usage in Developing apps Forms

Developing a Simple Form Using Data Block and Layout WizardsModifying Form Through WizardDeveloping a Form Manually

What Is a Record Group

Developing Query Only FormsDeveloping Form Layout With Vertical Scroll BarAdd List of Values to The Parameters in Query FindDeveloping Master Detail Form

Developing a Form For Oracle ApplicationsFormregistrationCreating a Form FunctionAssigning Form Funtion to Menu

Example of Extension Using Custom.pll

Forms Personalization IntroductionForm Personalization structureAction type : Property (Changing Property of form field)Action type : Message(Adding Message For a Specific Event)

Video TutorialsExpert AtriclesTips and CodeAssignments & Quizzes CornerInterview Questions
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Data blocks are associated w ith data (table columns) with in a group. By default, the associationbetween a data block and the database a llows operators to automatically query, update, insert anddelete rows with in a table.Data Block is the form object that contains data elements. The data block is usually closely related tdatabase table or view. The data block elements receive database values for display, update, ordeletion.Data blocks also receive information that has been input for insertion into the database. Data blockgenerate dynamic SQL statements (INSERT, UPDATE, and DELETE) that interact with the database.Data blocks can be based on the database tables, views, procedures, or transactional triggers.


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We can create data block using two options (i.e. Wizard or Manual) as shown below.

In addition, a data can also be a master or detail block.Master block displays a master record associated w ith detail records displayed in a detail block.A detail block displays a detail records associated with a master record displayed in master block.

Data Blocks Relation:-
http://newtonapples.com/wp-content/uploads/2012/12/We-can-create-data-block-using21.pnghttp://newtonapples.com/wp-content/uploads/2012/12/Data-Blocks-and-relationships1.png


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Lets create a relationship between two data blocks i.e. DEPT and EMP.
http://newtonapples.com/wp-content/uploads/2012/12/Data-Blocks-Relation-31.png


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Click on + icon the below window will display and specify the join condition between two data blocksDEPT.deptno = EMP. deptno.

hen click on Ok button relationship will be created as shown in the below figure.
http://newtonapples.com/wp-content/uploads/2012/12/DEPT.deptno-EMP.-deptno51.pnghttp://newtonapples.com/wp-content/uploads/2012/12/%E2%80%9CDEPT%E2%80%9D-and-%E2%80%9CEMP%E2%80%9D41.png


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