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    File Upload Configuration & Display in Interactive Report – Oracle APEX   3. Prerequisites Oracle APEX access (Developer role) Database table with BLOB column (e.g., DOCUMENTS) Required columns: DOCUMENTS (BLOB) MIME_TYPE (VARCHAR2) DOCUMENT_NAME (VARCHAR2) CHAR_SET (VARCHAR2) Primary Key (e.g., MAINTENANCE_ID) 4. Procedure Click Save & Run   4.3 File Upload Item Configuration 4.3.1 Configure Storage Attributes    Attribute       Value BLOB Column   Bill MIME Type Column   MIME_TYPE Filename Column   Bill_NAME Character Set Column   CHAR_SET   4.3.2 Set File Metadata Columns Copy from database and map: Database Column        ...
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  Copy Page in Oracle APEX Application   Procedure: Copy Page in Oracle APEX Intoduction: In Oracle APEX, developers often need to create multiple pages with similar structures, such as forms, reports, or dashboards. Instead of building everything from scratch, Oracle APEX provides a powerful feature to copy existing pages . Copying a page helps save development time, ensures consistency across the application, and reduces the chances of errors. It allows you to reuse existing components like regions, items, processes, and validations with minimal effort. In this guide, we will walk through the step-by-step process to copy a page in Oracle APEX , making your development faster and more efficient . Prerequisites: Before copying a page, make sure you have the following: Access to Oracle APEX App Builder Required privileges to edit the application A source page that is working correctly No hardcoded values that may cause conflicts afte...
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What is a Trigger? A trigger is a special type of stored program in a database that automatically executes in response to specific events such as: INSERT UPDATE DELETE Triggers are commonly used to enforce business rules, maintain data integrity, and automate repetitive tasks without requiring manual intervention. Advantages of Triggers 1. Automatic Execution Triggers run automatically whenever a defined event occurs. This eliminates the need for manual execution and ensures that important logic is always applied. 2. Enforces Data Integrity Triggers help maintain consistency by enforcing rules directly at the database level. For example, they can prevent invalid data entry or ensure relationships between tables remain intact. 3. Useful for Auditing Triggers are widely used for auditing purposes. They can track changes in data, such as who modified a record and when, by storing this information in audit tables. 4. Reduces Application Code By moving bus...
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