XXL 2.0.1 Beta

Java library with a rich infrastructure for implementing advanced query processing functionality
XXL is a free and open-source Java library which provides a rich infrastructure for implementing advanced query processing functionality.

XXL includes low-level components like access to raw disks as well as high-level ones like a query optimizer.

Moreover, XXL provides (on the intermediate levels) a demand-driven cursor algebra, a framework for indexing and a powerful package for supporting aggregation.

Detailed instructions on how to install and use the XXL library on your Mac are available HERE.

Main features:

  • A demand-driven cursor algebra including efficient implementations of object-relational operators such as joins, difference, MergeSort etc.
  • An extended relational algebra based on java.sql.ResultSet
  • A powerful framework of index-structures, e.g. B+-tree, R-tree, X-tree, M-tree etc.
  • A framework for processing multi-way joins including spatial, temporal, and similarity joins
  • The support of raw-I/O (using JNI), an own file system implementation, and a record ma

last updated on:
July 14th, 2012, 23:14 GMT
file size:
1.9 MB
price:
FREE!
developed by:
XXL Team
license type:
LGPL 
operating system(s):
Mac OS X
binary format:
-
category:
Home \ Development \ Libraries

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