Category Archives: Java

Java programming language.

Returning BLOB From Embedded Java

- Waiter! There's a BLOB in my Java!

Returning a BLOB from a Java Method Embedded in a Database

You’re about to learn your future

Oracle supports embedding Java classes in its database. Different SQL types are mapped to corresponding Java classes to allow us to make the most of this feature. Author of the following question on StackOverflow:

create-java-sql-blob-instance-in-java-stored-procedure

had an issue with returning a BLOB object from Java method back to PL/SQL context. In the beginning, I didn’t even think you could return a new BLOB object from an embedded class. Fortunately, there was a BLOB in my Java, too. Continue reading

Connecting to Oracle Database
Using TNSNAMES.ORA in Java

Knock knock

Utilizing TNSNAMES.ORA in Java

- You have to use TNSNAMES.ORA.
- TNS-what?
- TNSNAMES.
- What-names?
- T N S N A M E S!
- What-what?

In the following thread on StackOverflow:

how-to-connect-jdbc-to-tns-oracle

a question concerning usage of net service names, stored in the TNSNAMES.ORA file, was asked. Let me briefly explain how to connect to Oracle using this approach. Continue reading