Philipp Salvisberg’s Blog

Database-centric development

PinkDB PL/Scope Model Multi-temporal Features
2020-09-07

Highlight Hints in SQL Developer

Introduction In this blog post I explain how you can configure your SQL Developer to highlight hints and distinguish them from ordinary comments. The SQL Language Reference for Oracle Database 19c defines hints as follows: Hints are comments in a SQL statement that pass instructions to the Oracle Database optimizer. The optimizer […]
2020-08-28

Formatting SQL Code Blocks in Markdown Files

Introduction Everything Changes. Our Trivadis SQL & PL/SQL Coding Guidelines are no exceptions. We plan to change rule #1 of our coding styles. From “Keywords are written uppercase, names are written in lowercase.”  to “Keywords and names are written in lowercase.“. We have 103 Markdown files and most of them contain several […]
2020-08-14

Always Free Autonomous JSON Database?

Introduction Oracle just released the Autonomous JSON Database (AJD). This is a special version of the Autonomous Transaction Processing (ATP) database focussing on managing JSON documents via Simple Oracle Document Access (SODA) and SQL. Beda Hammerschmidt shows in this blog post how you can use SQL Developer Web to execute SODA and […]
2020-08-09

Formatting SQL Scripts in a Directory Tree with SQLcl

Introduction Oracle’s SQL Developer can format code in any worksheet and PL/SQL editor. The formatter is highly configurable and the default formatting results are becoming better with every version. Oracle’s SQLcl is a command-line tool. It’s a stripped down version of SQL Developer and known as a user-friendly alternative for SQL*Plus. But […]
2020-06-21

Names Matter

This is one of my favorite quotes: There are only two hard things in Computer Science: cache invalidation and naming things. — Phil Karlton IT is my daily live. And this quote is so true. Lately I’ve been thinking much more than usual about naming, and that names really matter. This led […]
2020-06-07

utPLSQL for SQL Developer 1.2 – What’s New?

Today I released an update of the utPLSQL extension for SQL Developer. In this blog post I explain the changes in the latest version 1.2. These are the new features: Debug Test Cancel Test Run Test Run with Code Coverage Java instead of Xtend Download the latest version from GitHub. Debug Test […]
2020-06-06

Bye bye Xtend, Welcome Java

Introduction The utPLSQL extension for SQL Developer was originally written in Xtend. In this blog post I explain why we decided to migrate the project to Java and how we’ve done that. Why Replace Xtend? Xtend is a statically typed, clean language with excellent string templating features and a fine integration into […]
2020-04-26

Syntax Highlighting With SQL Developer

Introduction A customer asked me if it is possible to show unused identifiers in SQL Developer. Since there is no PL/SQL compile warning for that, you might be tempted to say no. But you can always use PL/SQL Cop for static code analysis. Guideline G-1030 deals with variables and constants and guideline […]
2020-04-13

Formatting Code With SQL Developer

Introduction I started using SQL Developer in 2013. Back then version 4.0 was the latest and greatest. But the capabilities of the formatter were disappointing. In 2017 Oracle released version 4.2 with a new formatter and has been improving it ever since. Version 19.2 brought us dynamic JavaScript actions within the parse-tree […]
2019-12-22

Moving to GitHub

Over the years, my blog has become one big mess. It was no longer a blog. It contained product pages, change logs, software downloads, FAQs and even a forum. That was a nice experiment. But now it’s time to move everything that doesn’t belong in my personal blog to another place. A […]