Oracle 19c – SQL Access Path: ROWID Scan
In Oracle Database 19c, the Oracle Optimizer determines the best method to retrieve data from … Read More
In Oracle Database 19c, the Oracle Optimizer determines the best method to retrieve data from … Read More
In Oracle Database 19c, when executing a SQL query, the Oracle Optimizer determines the most … Read More
Let’s make an extenal authentification example, so the operating system authentication (OS authentication) allows users … Read More
In Oracle Database 19c, Flashback Data Archive (FDA) — also known as Total Recall — … Read More
In Oracle Database 19c, Flashback Database allows you to rewind your database to a previous … Read More
When working with Flashback Transaction Query in Oracle 19c, retrieving the UNDO_SQL column is essential … Read More
Accidental bulk updates are a common problem in production databases. In this example, we’ll explore … Read More
Accidental table drops are one of the most common mistakes in production databases. Fortunately, Oracle … Read More
In Oracle Database 19c, when you don’t just want the old value at one moment—but … Read More
In mission-critical systems running on Oracle Database 19c, accidental updates are common — especially salary … Read More