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Oracle CBO RBO Detailed url:http://blog.163.com/love-love-l/blog/static/21078304201010175035270/ Http://blog.csdn.net/cnham/archive/2010/04/13/5482318.aspx First part What is Table analysis. Simply put, it is the information that collects tables

Oracle [Oracle] History of the Oracle ――oracle company legend Author: fenng Date: Sep 09 2004 The origins of Oracle Company It is hard to imagine the Oracle Company's saga starting with IBM. 1970 June, IBM researcher Edgar Cauter (Edgar Frank

Before we introduce oracle9i, we'll introduce some information about Oracle, and let your friends know more about Oracle. In 1977, Larry Airison and Bob Miner and Ed Oates created a software development lab (Software Development Laboratories). The

Temporary tables: Like normal tables, there is a structure, but the management of the data is not the same, the temporary table stores the transaction or the intermediate result set of the session, the data saved in the temporary table is only

Over the past decade, Oracle has become one of the most professional databases in the world. For IT professionals, it is important to ensure that Oracle's powerful features are used to improve the productivity of their companies. One of the most

Reprinted from http://blog.csdn.net/cuker919/article/details/8514253Select Segment_name, bytes as sizeFrom User_segmentswhere Segment_type = ' TABLE ' and segment_name in (' view_jlzdh_mp_dl_day_01 ', ' view_jlzdh_mp_dl_day_02 ', ' View_jlzdh_mp_ Dl_

The racle database system is a complex software system. Without understanding its internal structure principles and relationships, it is impossible to design and Compile High-Quality application software systems or manage a complex application

Oracle basic concepts and comparison with informix I. ConceptsUser: informix directly uses the user management system of the operating system. Generally, root and informix are used as super operators to manage other users. Oracle has its own user

Sometimes, because of project development, some tables in the SQLServer2005 must be synchronized to the Oracle database, which can be read by other systems. Data synchronization between different database types can be implemented using linked

A similar warning was found while looking at a client's database recovery log (File #N is offline, but was part of a online tablespace.), not previously noticed, this time by experimenting to reproduce the contentCreate a table spacesql> Create