Whenever the Master block has a new record added or changed, I want to force the user to create a new Detail record. I want to ensure that this occurs in Oracle. Is it possible to create a Master - Detail Relationship on a data block that is based on a stored procedure in Oracle Forms, release 6i? The data block based on. Oracle Forms implements the master-detail relationship using two data In this section, a Master-detail form will be created to allow a user to query a given.
To include shared components, select the following: Copy from Application - Select the application from which you want to import shared components.
Select Components to Import - Select the components to import. Next, select a default authentication scheme. Authentication is the process of establishing a user's identity before they can access an application.
For Authentication Scheme, select one of the following: Application Express - Uses the user account credentials created and maintained with the Application Express Service Administration application.
OraFAQ Forum: Forms » Master -Detail Record relation problem
These are the accounts you use to log in to the Application Express development environment. You can also create accounts in this user account repository for end users of your applications.
No Authentication - Also known as database authentication, this option enables users to access your application using the account credentials stored in the modplsql DAD definition. In most cases this results in users not having to login when accessing your application. Database Account - Requires users logging into your application to enter a database schema name or user name and a password in order to authenticate. This account information is managed entirely within the Oracle database.
Next, specify the following attributes: Language - Select the primary language for this application. This attribute identifies the language in which an application is developed.
This language is the base language from which all translations are made. User Language Preference Derived From - Specifies how the engine determines the application language. The application primary language can be static that is, derived from the Web browser language or determined from a user preference or item. The database language setting determines date display and sorting characteristics. See "Configuring Globalization Attributes". Date Format - Specifies the date format to be used in the application.
This value can be a literal string containing a valid Oracle date format mask or an item reference via substitution syntax. If no value is specified, the default date format is derived from the database session at runtime. If supplied, this is also used as the date format for any items resulting from columns of type DATE. For User Interface, select a theme and click Next.
Themes are collections of templates that can be used to define the layout and style of an entire application. Confirm your selections and click Create. Create a Master Detail Form Using the Create Page Wizard The Create Page Wizard provides support for creating a master detail from two tables that do not have foreign key relationship defined in the database. Although Oracle recommends the use of foreign keys and properly defined relationships in the underlying database, developers do not always have the ability to modify their database model.
When created using a wizard, the master form on a master detail form page includes buttons that enable the user to move forward and backward with in the master result set. While running the wizard, you choose which columns determine the navigation order. You also have the option to choose whether to create a two-page or three-page master detail form, with the detail records shown in a report with single-record editing on a separate page.
To create a master detail form using the Create Page Wizard: Select Form and click Next. Select Master Detail Form and click Next.
The Master Detail Wizard appears. Select the table or view owner. Select a table or view name. The columns in that object appear under Available Columns. Select the columns to display in the form and then click the arrow keys to move them to Displayed Columns.
Specify whether to show only related tables by selecting Yes or No. On Primary Key Source, select the primary key column for the master table and click Next. Back to Topic List Scenario You are designing a human resource application. One of the main forms in this application is intended to enable HR clerks to maintain department and employee information.
You have decided to implement this as a master-detail form that displays one department with all employees in the department. Prerequisites In order for this lesson to work successfully, you need to have performed the following: Install Oracle Developer Suite 10g. Install the sample schemas to use in this lesson. Ensure that the tnsnames.
Creating a Master Detail Form
To get ready to build and test a form, perform the following steps: Do not close the OC4J Instance window. When Forms Builder starts, an empty form is automatically created named Module1. Select the Module1 name, then click it again to change the name of the form.
Type in the name HR and press Enter. You may want to save it in a different directory; if desired, you can create a new directory called MyForms in which to save the application. Connect to the database as the HR user by clicking Connect and then entering the userid, password, and connect string for the database that contains the HR or HR8 schema see Prerequisites.
Back to Topic List Transactional applications need to be able to insert, update, and delete records from the database.