Showing posts from April, 2024
How to Audit Table using Triggers in Oracle - Example In Oracle, you can audit changes to a table using triggers. Here's a basic example of how you can create a trigger to audit a table Step 1: Create an audit table for the table you want to AUD…
Oracle Pivot and Unpivot queries In Oracle, you can convert columns to rows using various techniques such as SQL pivot queries, the UNPIVOT operator, or the CONNECT BY clause with hierarchical queries. Here are examples of each method: 1. Using SQL P…
How to recover deleted data using Flashback features in oracle In Oracle, you can recover deleted data using the Flashback technology if it has been enabled and configured in your database. Flashback technology provides several features for viewing a…
How to recover Dropped TABLE FROM FLASH BACK - Oracle In Oracle, you can recover a dropped table using the Flashback Drop feature if it's enabled. Flashback Drop allows you to recover dropped tables or other objects without having to perfor…
