Clik here to view.
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...
View ArticleDisable Formatter for Code Sections in SQL Developer
In this blog post I show how you can disable the formatter for some parts of your code. IntelliJ IDEA and the Eclipse IDE use tags in comments to identify sections of code that must not be formatted....
View ArticleClik here to view.
Navigation in Large PL/SQL Code
Are you editing large PL/SQL code in SQL Developer? Have you noticed that sometimes you cannot navigate to a declaration anymore? No Ctrl-Click under Windows. No Command-Click under macOS. In this blog...
View ArticleClik here to view.
Patching SQL Developer 20.2 with SQLcl’s Formatter
Introduction SQLcl 20.3.0 was released on October 29, 2020. It’s the first time I remember that we have a SQLcl version without the corresponding SQL Developer version. This is a pity because this...
View ArticleClik here to view.
Formatter Callback Functions
Introduction In this blog post I explained how the formatter in SQL Developer works and outlined how you can change the formatter result using Arbori and JavaScript. In this post I explain what exactly...
View ArticleClik here to view.
Accessing Snowflake from SQL Developer
My first day of work this year was a training day. As a participant in a “Snowflake Fundamentals” training course. I opted for the four-day, multi-week option so that I would have time to better absorb...
View ArticleClik here to view.
Connecting via JDBC to the Oracle Cloud
You can connect to an Oracle Autonomous Database in different ways. This is well documented here. It’s a bit different from what we know from on-premises environments. In this blog post, I show the...
View ArticleWork From Home – First Anniversary
The last time I was on-site at a customer was March 10, 2020. I usually spent about 20-40% of my time working from home. But working exclusively from home is something completely different. A new...
View ArticleClik here to view.
Lightweight Formatter for PL/SQL & SQL
TL;DR Bye bye heavyweight formatter. Long live the lightweight formatter. Are you using Oracle’s SQL Developer or SQLcl? Then install these settings and press Ctrl-F7 to produce code that conforms to...
View ArticleClik here to view.
Do Not Format Invalid Code in SQL Developer
Introduction What happens when you call the formatter in SQL Developer for invalid code? Until recently SQL Developer tried to format it anyway. This produced strange results in some cases. Starting...
View ArticleClik here to view.
GraalVM Native Image – First Impressions
Introduction A native image is an operating system specific executable file. You can build such an image for basically every application running on a Java virtual machine. This approach promises faster...
View ArticleClik here to view.
Finding Wrong Hints
Introduction I use the Oracle Database since many years. And I use hints. For experiments, but also in production code. There are cases when you know more than the Oracle Database. For example about...
View ArticleClik here to view.
plscope-utils for SQL Developer 1.0 – What’s New?
Introduction PL/Scope is an SDK for source code analysis. It is available since Oracle Database 11g Release 1 and has been significantly improved in 12c Release 2. plscope-utils for SQL Developer is a...
View ArticleClik here to view.
Testing With utPLSQL – Made Easy With SQL Developer
Nowadays, everything is about automation. Software testing is no exception. After an introduction, we will create and run utPLSQL tests with Oracle SQL Developer for a fictitious user story. Our tests...
View ArticleClik here to view.
Deleting Rows With Merge
The merge statement allows you to insert, update and delete rows in the target table in one go. This is great. However, the delete part does not work as expected. Is it a bug? No, it works exactly as...
View ArticleClik here to view.
DOAG2022 Highlights
Nobody knows what kind of restrictions we will experience later this year. That’s why the DOAG Conference + Exhibition 2022 took place in September instead of November. The organizers wanted an...
View ArticleClik here to view.
Quoted Identifiers #JoelKallmanDay
Background and TL;DR Connor McDonald wrote a blog post named Cleaner DDL than DBMS_METADATA. Back then he asked me if it would be possible to let the formatter remove unnecessary double quotes from...
View Articleoptimizer_secure_view_merging and plsql_declarations
The Original Problem A customer is currently upgrading some Oracle databases from 11.2 to 19c. One query was extremely slow on the new test system and my job was to find out why. The root cause was...
View ArticleClik here to view.
IslandSQL Episode 1: Select Statement
Introduction An island grammar focuses only on a small part of a grammar. The island represents the small, interesting part and the sea the rest. In this blog post, I explain the components of an...
View ArticleClik here to view.
IslandSQL Episode 2: All DML Statements
Introduction In the last episode we build the initial version of IslandSQL. An Island grammar for SQL scripts covering select statements. In this blog post we extend the grammar to handle the remaining...
View Article