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Thoughts on data management, autonomic computing, and self-managing database systems.

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Entries Tagged as 'Database interfaces and persistent objects'

The second deadly sin – part un

May 31st, 2012 · Comments Off

Back in 2011 I wrote an article entitled “The seven deadly sins of database application performance” and I followed that introductory article in April 2011 with one regarding the first “deadly sin” that illustrated some issues surrounding weak typing within the relational model. In this article I want to discuss the implications of concurrency control [...]

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Tags: Database interfaces and persistent objects · Hibernate · Performance measurement · SQL Standard

The second deadly sin – part un

May 31st, 2012 · Comments Off

Back in 2011 I wrote an article entitled “The seven deadly sins of database application performance” and I followed that introductory article in April 2011 with one regarding the first “deadly sin” that illustrated some issues surrounding weak typing within the relational model. In this article I want to discuss the implications of concurrency control [...]

[Read more →]

Tags: Database interfaces and persistent objects · Hibernate · Performance measurement · SQL Standard

NHibernate 3.3.0CR1 released

March 13th, 2012 · 2 Comments

Yesterday the first release candidate of NHibernate 3.3.0 was made available; you can find it here on sourceforge.net. In addition to the numerous bug fixes for NHibernate’s LINQ support, of interest to SQL Anywhere users will be some bug fixes and changes for SQL Anywhere 12.0.1 that I have described previously in this forum. These [...]

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Tags: NHibernate

Call for Papers: 2012 DBTEST Workshop, Scottsdale, AZ

February 7th, 2012 · Comments Off

This year’s DBTEST Workshop, being organized by Florian Waas of EMC/Greenplum and Eric Lo of Hong Kong Polytechnic University, is co-located with the 2012 ACM SIGMOD Conference and will be held on Monday, 21 May 2012 in Scottsdale, Arizona. Eric and Florian, along with the workshop’s program committee which includes Guy Lohman (IBM), Jens Dittrich [...]

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Tags: Computer Science education · Self-managing database systems · Semmle .QL

Using NHibernate 3.2.0 GA with SQL Anywhere 12.0.1

August 10th, 2011 · 9 Comments

The 3.2.0 GA release of the NHibernate object-relational mapping toolkit was recently released on July 30. Thanks to the efforts of Julian Maughan, the base NHibernate distribution contains two SQL Anywhere dialects, named SybaseSQLAnywhere10Dialect.cs and SybaseSQLAnywhere11Dialect.cs, that can be used largely unaltered with SQL Anywhere versions 10 and 11. However, some SQL Anywhere software configuration [...]

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Tags: Database interfaces and persistent objects · NHibernate · SQL Anywhere

Using NHibernate 3.2.0 GA with SQL Anywhere 12.0.1

August 10th, 2011 · 9 Comments

The 3.2.0 GA release of the NHibernate object-relational mapping toolkit was recently released on July 30. Thanks to the efforts of Julian Maughan, the base NHibernate distribution contains two SQL Anywhere dialects, named SybaseSQLAnywhere10Dialect.cs and SybaseSQLAnywhere11Dialect.cs, that can be used largely unaltered with SQL Anywhere versions 10 and 11. However, some SQL Anywhere software configuration [...]

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Tags: Database interfaces and persistent objects · NHibernate · SQL Anywhere

SQL Anywhere NHibernate dialects

September 13th, 2010 · 2 Comments

Julian Maughan of the NHibernate project and I have recently been conversing through email about the state of the NHibernate dialects for Sybase products, including SQL Anywhere. This morning Julian posted an article on the NHibernate Development Google Group. It’s a request for feedback on a proposal to eliminate the existing SQL Anywhere NHibernate dialects [...]

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Tags: NHibernate · SQL Anywhere

NHibernate 3.0.0 alpha is released

August 12th, 2010 · Comments Off

In case you missed it, NHibernate 3.0.0 (alpha) was announced in late July, and both binaries and source code for the new release is now available on sourceforge.net. With the 3.0.0 release, NHibernate includes support for LINQ, along with additional features such as: Along with a long list of bug fixes and improvements, it has [...]

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Tags: Database interfaces and persistent objects · NHibernate · SQL Anywhere

NHibernate 3.0.0 alpha is released

August 12th, 2010 · Comments Off

In case you missed it, NHibernate 3.0.0 (alpha) was announced in late July, and both binaries and source code for the new release is now available on sourceforge.net. With the 3.0.0 release, NHibernate includes support for LINQ, along with additional features such as: Along with a long list of bug fixes and improvements, it has [...]

[Read more →]

Tags: Database interfaces and persistent objects · NHibernate · SQL Anywhere

Hibernate schema generation using PowerDesigner with SQL Anywhere – part deux

July 6th, 2010 · Comments Off

I have uploaded a Sybase PowerDesigner whitepaper entitled Generating Hibernate 3.0 Persistent Objects with PowerDesigner that describes the comprehensive support within PowerDesigner 12 and up for Hibernate object-relational mappings, including generating Hibernate artifacts such as configuration files, mapping files, and Java class files. In subsequent articles, I’ll look at specific functionality within PowerDesigner’s Hibernate support, [...]

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Tags: Hibernate · SQL Anywhere