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In computing, the Halloween Problem refers to a phenomenon in databases in which an update operation causes a change in the physical location of a row, potentially allowing the row to be visited again later in the same update operation. This could even cause an infinite loop in some cases where updates continually place the updated record ahead ...
The OpenIsis library, developed independently from 2002 to 2004, provided another API for developing CDS/ISIS-like applications. The most recent effort towards a completely renewed FOSS , Unicode implementation of CDS/ISIS is the J-Isis project, developed by UNESCO since 2005 and currently maintained by Mr Jean Claude Dauphin.
The main academic full-text databases are open archives or link-resolution services, although others operate under different models such as mirroring or hybrid publishers. . Such services typically provide access to full text and full-text search, but also metadata about items for which no full text is availa
Object databases comprise variable-sized blobs, possibly serializable or incorporating a mime-type. The fundamental similarities between Relational and Object databases are the start and the commit or rollback. After starting a transaction, database records or objects are locked, either read-only or read-write. Reads and writes can then occur.
At the same time, libraries began to develop applications to automate the purchase, cataloging, and circulation of books and other library materials. These applications, collectively known as an integrated library system (ILS) or library management system, included an online catalog as the public interface to the system's inventory. Most ...
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One team has already joined the NFL playoff picture in Week 16, and a few more could be on the way. Here are the clinching scenarios remaining.
This class of status code indicates the client must take additional action to complete the request. Many of these status codes are used in URL redirection. [2]A user agent may carry out the additional action with no user interaction only if the method used in the second request is GET or HEAD.