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External Article

Searching Flyway Migration Files using Grep and Regex

This article demonstrates a cross-RDBMS way of searching through a set of SQL migration files, in the right order, to get a narrative summary of what changes were made, or will be made, to one or more of the tables or routines within each migration file. Getting these summary reports, even from a set of SQL migrations, isn't difficult, but having a few examples makes it a lot quicker to get started.

2023-06-30

External Article

Pipelining Configuration Information Securely to Flyway

This article demonstrates two techniques for allowing Flyway to read extra configuration information from a secure location, possibly encrypted. The first technique pipes the contents of the config file to flyway via STDIN, and the second uses PowerShell splatting. This makes it much simpler to use Flyway to manage multiple development copies of a database using role-base security.

2023-06-23

External Article

The SELECT Statement in Oracle

The SELECT statement is used to retrieve information from a database. Following the execution of a SELECT statement, a tabular result is held in a result table (called a result set). It allows you to select the table columns depending on a set of criteria. In this article, I will introduce the basic SELECT statement fetching data from just one table.

2023-06-21

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Question of the Day

Detecting Deadlocks Quickly

In the Database Engine, when a deadlock is detected, what does the detection interval shrink to (in time)?

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