The 2018 conference season is winding down. Next week is DOAG in Germany – an amazing conference by the way – and a short time after that is the UKOUG Tech 2018 conference in Liverpool, England. This will be my second experience presenting at UKOUG, and I’m looking forward to reconnecting with old friends and meeting new folks – all …
Oracle SQL Developer Version 18.4 Sneak Peek
So someone asked us on Twitter this morning about a new Document that opens on an Export of a query result set. How can I prevent the "Export Tool" log in SQL Developer 18.3?I get it whenever I create some DDL over the navigation [email protected] @OracleSQLDev #sqldeveloper pic.twitter.com/8zyfquqxZ6 — Tobias Arnhold (@tobias_arnhold) November 15, 2018 The short answer is, that …
Building a Web Service for Uploading and Downloading Files: The Video!
This video is a bit longer than most, but I’ll show you how to deploy a web service to: get a list of files from a table – stored as BLOBs get individual file details download/render the file using the mime type how to upload a file how to generate LINKs in your {json} responses how to set the HTTP …
Query Builder: Where Are My Joins?
One of the improvements for version 18.3 was a much improved, performant query builder. Of course, not all things are free. Or in fact, nothing is free. So who paid for these performance gains? We disabled one of its primary features. But first, let’s take a step a back and explain the scenario. How it Was, Pre 18.3 The query …
Video: What’s New in Oracle SQL Developer for 2018
This was one of my 3 sessions at Open World last week. None of them were recorded, but I figured you might find this one interesting, so I ran through the slides again here. If you search this blog for things like ‘18.1’, ‘18.2’, and ‘18.3’, you can find all the blog posts I put together showing some of these …
Preventing 500 Status Codes with Oracle REST Data Services
In my Oracle REST Services Demos I always show things working exactly as planned. But what happens when your user does something your program doesn’t expect? Or what happens when you code does something you don’t expect? In the web (HTTP) world, you get a 500. 10.5.1 500 Internal Server Error The server encountered an unexpected condition which prevented it …
All of Your Objects: Reports
Today’s question: I am looking for a way to list out all and count all objects by all schema, any idea? So the connection tree is nice in that it makes it easy to see specific types of objects by schema – but if you want a FLAT view of a schema, it’s not so great. Ok, so what’s a …
Modeling JSON in Oracle Database Tables, Part 2
In case you haven’t figured this out by now, 90% of my material here is generated by questions from folks like you out there. So thanks for the never ending supply of content! And it gives me an opportunity to keep learning as well! So the question: I believe this json data type in MySQL would probably map to either …
Yes, SQL*Loader is Faster at Loading Records
Someone asked on StackOverflow how to get loading a 1,000,000 records to be faster in SQL Developer. My answer was basically, don’t use SQL Developer to load 1,000,000 records, use SQL*Loader. Now, I also reminded folks that you can USE SQL Developer to build your SQL*Loader scenario. There’s 2 ways actually: Query existing records, export to Loader (Keep Reading this …
Data Modeler Tip: Assigning a SCHEMA to Your Objects
Was helping someone on Stackoverflow this morning, and thought you might enjoy seeing this process as well. PROBLEM: You’ve created a schema script, you’ve generated the DDL, and you ran it on your brand-spankin’ new database. Except. Except, you ran that script as SYS, and your schema scripts didn’t have a SCHEMA defined. So you’ve corrupted your SYS schema!!! How …