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
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
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 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
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 may be smaller than that of online redo log files. In this article, Jonathan Lewis takes a deeper look.
2021-02-04
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
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 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
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
Kellyn Pot'Vin-Gorman explains Oracle Automatic Storage Management and why itβs impossible to do a comparison to Azure IaaS.
2020-10-14
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What happens when I run this code:
SELECT p.ProductName , p.ProductCategory FROM dbo.Product AS p WITH (NOLOCK, TABLOCK);See possible answers