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OpenDJ: Extensible indexes for Internationalization.
While taming the subject of indexes, we recently had some discussion with one of our users who complained about long response times with some language specific search filter such as (cn:fr.6:=*John*)....
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Cache strategy for OpenDJ LDAP directory server
System administrators that are familiar with legacy LDAP directory servers know that one of the key for the best performance is caching the data. With Sun Directory Server or OpenLDAP, there are 3...
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Tips: resource limits in OpenDJ
Photo by Scallop Holden http://www.flickr.com/photos/scallop_holden/ OpenDJ, the open source LDAP directory services in Java, defines a few global resource limits to prevent client connections or...
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Tips: Do not index virtual attributes in OpenDJ
OpenDJ, the open source LDAP directory service in Java, offer some interesting services to reduce and optimize the size and usage of data. One of them is the Virtual Attribute feature, which allow...
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About LDAP Syntaxes and backward compatibility…
In the LDAP information model, a syntax constrains the structure and format of attribute values. OpenDJ defines and implements a large number of syntaxes (you can discover them by reading the...
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API Protection with OpenIG: Controlling access by methods
Usually, one of the first thing you want to do when securing APIs is to only allow specifics calls to them. For example, you want to make sure that you can only read to specific URLs, or can call PUT...
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About auditing LDAP operations…
Many years ago, when I’ve started working on LDAP directory services, we needed to have some auditing of the operations occurring on the server. So, the server had a “Access” log which contained a...
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Learning Curve
A few years ago I had the pleasure to work with Rajesh Rajasekharan at Sun. He was an efficient trainer on Sun products and especially on Sun Directory Server. He recently joined ForgeRock and has...
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OpenDJ: Monitoring Unindexed Searches…
OpenDJ, the open source LDAP directory services, makes use of indexes to optimise search queries. When a search query doesn’t match any index, the server will cursor through the whole database to...
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More about OpenDJ support for JSON attribute values
In a previous post, I introduced the new JSON syntax, JSON query and matching rules that are delivered as part of the OpenDJ LDAP directory server. Today, I will give more insights on how to customise...
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