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Video : Online Segment Shrink for Tables : Free Unused Space

In today’s video we’ll give a demonstration of how to shrink tables that contain a lot of free space. As I say in the video, this is not something you should do regularly. It’s only necessary if you’ve done some drastic one-off maintenance, like a large data purge maybe.

There are a few articles this relates to.

Video : Returning REF CURSORs from PL/SQL : Functions, Procedures and Implicit Statement Results

Today’s video is a demonstration of returning REF CURSORs from PL/SQL using functions, procedures and implicit statement results.

Video : SQLcl and Liquibase : Automating Your SQL and PL/SQL Deployments

In today‘s video we’ll give a quick demonstration of applying changes to the database using the Liquibase implementation in SQLcl.

The video is based on this article.

You might also find these useful. The secure external password store is a good way to make connections with SQLcl. If you support a variety of database engines, you may prefer to use the regular Liquibase client.

Video : Secure External Password Store

Today’s video demonstrates how to use a Secure External Password Store to hold database credentials in a client wallet.

The video is based on this old article.

Video : Multitenant : Online Move of Datafiles in CDBs and PDBs

Today’s video is a quick look at online datafile moves in container databases (CDBs) and pluggable databases (PDBs).

If you’ve used this functionality in a non-CDB database, it’s going to look familiar, with a PDB-specific gotcha.

These articles discus moving and renaming files.

Video : Oracle : Silent Installation and Database Creation

In today’s video we’ll take a look at the two sections of a database build that people often use a GUI for. The software installation using the Oracle Universal Installer (OUI), and the database creation using the Database Configuration Assistant (DBCA).

Video : Multitable Inserts

Today’s video takes a look at using Multitable Inserts, which allow an INSERT … SELECT to create rows in multiple destination tables. If you’ve not heard of them, don’t be surprised as they are really new, having only been introduced in Oracle 9i. </p />
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Video : Decoupling to Improve Performance

In today’s video we demonstrate how to cheat your way to looking like you’ve improved performance using decoupling.

This was based on the following article.

This came up in conversation a few days ago, so I thought it was worth resurrecting this demo. It doesn’t really matter what tech stack you use, the idea is still the same.

Video : Schema Only Accounts in Oracle Database 18c Onward

Today’s video is a demonstration of schema only accounts, introduced in Oracle Database 18c.

This is based on the following articles.

Video : Oracle REST Data Services (ORDS) : SQL Developer Web

Today’s video is a quick run through SQL Developer Web, introduced in Oracle REST Data Services (ORDS) 19.4.

For those that prefer the written word, this is based on the following article.

You can find all my other ORDS content here.