Suppose you want to change multiple images after a specified time in home screen of your oracle forms application. Follow these simple steps to create image presentation with create_timer: (1) Place an image item on canvas and set the appropriate siz…

I have written many posts previously on Timers in Oracle Forms like how to change images randomly with timers and how to display a clock using timer, but in this post I am simply describing to how to create a timer, stop a timer, re-start a timer and…

在SQL SERVER 2008 R2下用Windows 身份认证的登录名创建了一个访问ORACLE数据库的链接服务器xxxxx,测试成功,木有问题,但是其它登录名使用该链接服务器时,报如下错误: 消息 7302,级别 16,状态 1,第 1 行 Cannot create an instance of OLE DB provider "OraOLEDB.Oracle" for linked server "xxxxxx". 此时需要在“服务器对象”——>“链…

This is one of my most needed tool to create Insert and Update statements using select or alias from different tables where column mapping is difficult. What this utility actually does is, suppose you have two table with too many columns and you want…

An example is given below to how to create a modal dialog window in Oracle Forms for asking user input and return the value to any text item.   The following is the screen shot of this demo and this form could be downloaded from the following link: C…

In this tutorial you will learn to create horizontal scrollable tabular or detail data block by using stacked canvas in Oracle Forms. As shown in below picture the first column Empno is fixed and middle columns Ename, Job, Mgr and Hiredate are scroll…

在SQL SERVER 2008 R2下用Windows 身份认证的登录名创建了一个访问ORACLE数据库的链接服务器xxxxx,测试成功,木有问题,但是其它登录名使用该链接服务器时,报如下错误: 消息 7302,级别 16,状态 1,第 1 行 Cannot create an instance of OLE DB provider "OraOLEDB.Oracle" for linked server "xxxxxx". 此时需要在"服务器对象&quo…

An example given below for Oracle Forms, when a value exists then execute query for that value to display the correspondent record else allow user to create a new record for that value. The following is the example given for HR schema employee table,…

Example is given below to create a data block based on From Clause query in Oracle Forms. The following are the steps: Create a data block manually and set the following properties: You can specify different query as per your need. Then create the it…

I have written many posts related to triggers in Oracle Forms, I have given examples for Form Level triggers, Data Block Level triggers and Item Level Triggers. And in this tutorial I am just giving the simple tutorial to how to create a trigger in O…