A recap of a panel discussion on Object-Relational Mappers (ORMs) in Python, covering selection criteria and unanswered questions.
A request for open-source backup solutions that use a database for tracking incremental backups, avoiding inefficient hard-link directory trees.
Explains how to implement polymorphic behavior for Django model inheritance, allowing base class querysets to return subclass instances.
Django 1.1 introduces F() expressions for database queries, enabling field comparisons and arithmetic in filter() and update() methods.
Explains the new aggregate and annotate query syntax for Django 1.1, detailing how to perform calculations like MAX, MIN, and COUNT on data.
Fixing a duplicate key error in Trac 0.10.3 when importing SVN history due to path length limits in the database index.
Announcing a new database backup feature for daloRADIUS, focusing on portable INSERT-based backups for compatibility across database types.
A developer troubleshoots an NHibernate error when switching to SqlClient, explaining the mapping issue and solution.
Explains how to perform efficient batch database operations by integrating raw ADO.NET commands within an NHibernate transaction to avoid ORM overhead.
A gentle introduction to LDAP, explaining its core concepts as a read-optimized directory database used for authentication and address books.
A guide to using a custom MyGeneration template for automatically generating Zend_Db_Table classes from a database in PHP's Zend Framework.
