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From Apache Wiki <wikidi...@apache.org>
Subject [Lucene-hadoop Wiki] Update of "HbaseShell" by udanax
Date Fri, 22 Jun 2007 05:40:34 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Lucene-hadoop Wiki" for change notification.

The following page has been changed by udanax:
http://wiki.apache.org/lucene-hadoop/HbaseShell

------------------------------------------------------------------------------
  ||<#ececec> '''Command''' ||<#ececec> '''Explanation''' ||
  ||SELECT ||<99%>'''Select''' command will retrieves rows from a table.[[BR]][[BR]]~-''SELECT
table_name[[BR]][WHERE row="row_key"][[BR]][AND column="columnfamily_name:column_key"];[[BR]][AND
time="Specified_Timestamp"];[[BR]][LIMIT=Number_of_Version];''-~ ||
  
+ 
+ 
+ '''movieLog_table'''
+ ||Row Key ||<-12>Column Families ||
+ ||<rowbgcolor="#ececec">title   ||<-2> year ||<-2>length ||<-2>inColor
||<-2> studioName ||<-2> vote ||<-2> producer ||
+ ||Star Wars ||year: || 1977 ||length: || 124 ||inColor: || true ||studioName: || Fox ||
vote:''user_1'' || 5 || producer: || Rick McCallum ||
+ || || || || || || || || || || vote:''user_2'' || 2 || || ||
+ ||Mighty Ducks ||year: || 1991 ||length: || 104 ||inColor: || true ||studioName: || Disney
|| vote:''user_1'' || 2 || producer: || Doug Claybourne ||
+ || || || || || || || || || || vote:''user_3'' || 4 || || ||
+ ||Wayne's World ||year: || 1992 ||length: || 95 ||inColor: || true ||studioName: || Paramount
|| vote:''user_2'' || 3 || producer: || Tom Keifer ||
+ || || || || || || || || || || vote:''user_3'' || 4 || || ||
+ 
+ '''Projection'''
+ 
+ [http://mirror.udanax.org/~udanax/rsync1/blog_udanax_org/udanax/280/o_ex2.gif]
+ 
+ '''Selection'''
+ 
+ [http://mirror.udanax.org/~udanax/rsync1/blog_udanax_org/udanax/280/o_ex3.gif]
+ 
+ '''Example'''
+ 
+ [http://mirror.udanax.org/~udanax/rsync1/blog_udanax_org/udanax/280/o_ex4.gif]
+ 
+ 
+ A = matrix(movieLog_table, vote);
+ 
+ ||<rowbgcolor="#ececec"> ||user_1 ||user_2 ||user_3 ||
+ ||<bgcolor="#ececec">Star Wars || 5 || 2 || 0 ||
+ ||<bgcolor="#ececec">Mighty Ducks || 2 || 0 || 4 ||
+ ||<bgcolor="#ececec">Wayne's World || 0 || 3 || 4 ||
+ 
+ 
+ writing..
+ 
+ 
  === Aggregation Functions ===
  
  Generic one dimensional counting??
@@ -105, +141 @@

  
   * [:udanax:Edward Yoon] udanax@nhncorp.com
   * [:boyo:Sewon Kim] ebow31@gmail.com
-  * Wonhyung Cha codeguru@hotmail.com
   * [:mskim:Minsu Kim] minsu.kim@gmail.com
  

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