Oracle Archives - Page 5 of 10 - Philipp Salvisberg's Blog

2020-04-26

2020-04-26

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Oracle

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

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Oracle

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

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Oracle

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 […]

2019-12-21

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Oracle

Update Center for Free SQL Developer Extensions

Introduction In July 2017 Oracle announced to release updates for SQL Developer every quarter. Installing multiple versions of SQL Developer on the same machine is not a problem. Therefore many developers install a new version as soon as it becomes available. On the first start, SQL Developer offers to import the settings […]

2019-12-13

Categories

Oracle

Constants vs. Parameterless Functions

Do you use parameterless PL/SQL functions in your queries? Did you know that this may cause performance issues? In this blog post, I explain why parameterless functions can be the reason for bad execution plans in any Oracle Database. I recently had to analyze this problem in a production system and thought […]

2019-10-24

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Oracle

Integrate SQL*Plus Scripts in SQL Developer

I envy my DBA colleagues when they work with the Oracle Database from the command line in an incredibly efficient way. They just call a series of scripts with some parameters to get the desired information. Everything looks so easy, so smooth, so natural. I’m a developer. Basically a mouse pusher. I […]

2019-07-06

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Oracle

Running utPLSQL Tests in SQL Developer

Introduction In November 2017 Jacek Gebal asked me if I could help to integrate utPLSQL into SQL Developer. In January 2018 we released the first MVP. Tests were executed in a new SQL Developer worksheet showing the result in the script output pane. This was easy to implement and it simplified the […]

2019-04-08

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Oracle

Using DBMS_DEBUG in SQL Developer

Do you need to debug PL/SQL units in SQL Developer? You can’t get it to work because someone refuses to open TCP ports between your database and your client? No problem. You can still configure the good old DBMS_DEBUG in your SQL Developer. I know it is deprecated since Oracle Database 12c. […]

2019-02-17

Categories

Oracle

MemOptimized RowStore in Oracle Database 19c

Since February 13 2019 Oracle Database 19c has been available. I blogged about this feature here and here. Time for an update. So, what’s new in 19c regarding the MemOptimized Rowstore? Fast Lookup Works with JDBC Thin Driver I listed 16 prerequisites for the MemOptimized Rowstore in this blog post. The last one – […]

2018-09-28

Categories

Oracle

Regular Expressions in SQL by Examples

Are you reluctant to use regular expressions in SQL? Then continue reading. Examples helped me to understand regular expressions years ago. Thus I hope this collection of simple examples and the tooling tips will encourage you to use regular expressions. It’s not as complicated as it looks at first glance. Once you […]