... Apache HTTP Server Version 2.2 . Apache > HTTP Server > Documentation > Version 2.2 . ... This document is not a traditional FAQ, but rather a quick guide showing you what to do when you run into problems with the Apache HTTP Server. ... The Apache HTTP Server Wiki contains guides to solving many common problems. ... Do not submit a new bug report until you have checked existing reports (open and closed) and asked about your problem in a user-support forum (see below). ...

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Hide Zen home . ... We realized original spatial algorithm for 2-dimensional data with spherical attributes in open-source database PostgreSQL, which allow us to work with terabyte-sized data. ... The total number of objects in our database is about 4 billions (10^9) objects. ... Large scale survey projects produce huge amount of data, which needs to be processed and organized in databases to provide access by astronomical community. ... Astronomy is the only science which has so many objects. ...

... every new catalog of objects has to be contained in the UNIX directory having the same name as the catalog of objects; . ... the programs for local operations (programs of low level) with the catalog of objects are also in the same directory; . brief characteristics and names of the programs and file with the description of the catalog are stored in the file cats_descr ; . ... All astronomical catalogs have a different format and list different observables. ...

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