Oracle Sequences: RAC
Using sequences when scaling up with Oracle RAC presents more issues with contention. In this article, Jonathan Lewis explains how to avoid the problems.
2021-05-31
Oracle
SQL Window Functions in SQL Server, Oracle and PostgreSQL
In this article we look at using Window Functions in SQL Server, Oracle and PostgreSQL to see the differences and similarities of the syntax.
2021-04-19
Oracle sequences: The basics
Oracle sequences can be used to create artificial IDs for a table. In this article, Jonathan Lewis explains how they work under-the-hood.
2021-04-14
Delete SQL Statement in SQL Server, Oracle and PostgreSQL
Learn about the differences and similarities when deleting data from SQL Server, Oracle and PostgreSQL with the several examples in this article.
2021-03-16
Oracle archived redo size – the research
Oracle archived redo size may be smaller than that of online redo log files. In this article, Jonathan Lewis takes a deeper look.
2021-02-04
SQL Update Statement with Join in SQL Server vs Oracle vs PostgreSQL
In this article we look at the different SQL syntax you need to use when updating data when joining tables for SQL Server, Oracle and PostgreSQL.
2021-01-29
Are your Oracle archived log files much too small?
Oracle sometimes generates smaller archived redo logs than you might expect based on the size of the online redo logs. In this article, Jonathan Lewis explains how Oracle uses online redo logs and why there might be a discrepancy in the archived log size.
2020-12-21
SQL Developer – A great tool and better ways to use it
SQL Developer is a popular free tool for working with Oracle databases. In this article Srinivasan Suresh explains several features of SQL Developer that can make you more productive.
2020-12-11
Why choose Oracle?
Oracle has been established as one of the top database systems used in enterprises throughout the world. In this article, Cynthia Dzikiti describes her career as an Oracle application developer and covers some of the benefits of Oracle.
2020-10-28
What is Oracle ASM to Azure IaaS?
Kellyn Pot'Vin-Gorman explains Oracle Automatic Storage Management and why it’s impossible to do a comparison to Azure IaaS.
2020-10-14
Blogs
TempDB Internals – What’s New (SQL Server 2016 to 2022)
By Vinay Thakur
I wrote about TempDB Internals and understand that Tempdb plays very important role on...
AI: Blog a Day – Day 2: Generative AI, Multimodal Systems, and Agent AI
By Vinay Thakur
continuing from Day 1 where we covered the history of AI and GPT family,...
A Wellbeing Day at Redgate
By Steve Jones
It’s a day off for Redgate today. This is our annual wellbeing day, where...
Forums
A Quick Restore
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Guarding Against SQL Injection at the Database Layer (SQL Server)
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Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
Question of the Day
A Quick Restore
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers