make it available in SQL. -- Create Nested Table Type A table function must return a collection that is visible in the SQL layer. So the collection's type must be defined at the schema-level as shown ...

Learn how to use SQL triggers, procedures, and functions to automate or enhance database operations with SQL syntax and logic examples. Agree & Join LinkedIn ...

Approximate query processing (available since Oracle Database 12c Release 1) aims to deliver faster results for these queries. The approximate results are not identical to the exact results but they ...

In Oracle, for example, it’s called EXPLAIN PLAN. Analytical Functions Pitfalls in SQL – Evaluation Order. This one is important if you’re using an analytic function, as misunderstanding the ...