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From Apache Wiki <wikidi...@apache.org>
Subject [Lucene-hadoop Wiki] Trivial Update of "HbaseShell" by udanax
Date Fri, 29 Jun 2007 16:01:13 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

------------------------------------------------------------------------------
  
  '''Projection'''
  
+ '''~+^π^+~'''~-title-~,~-year-~,~-length-~'''~+^(movieLog_table)^+~'''
- [http://mirror.udanax.org/~udanax/rsync1/blog_udanax_org/udanax/280/o_ex2.gif]
- 
- {{{
- Hbase > A = SELECT movieLog_table;
-     --> B = A.Projection('year','length');
- 
- Hbase > PRINT B;
- }}}
  
  ||<rowbgcolor="#ececec">title ||year ||length ||
  ||Star Wars ||1977 ||124 ||
@@ -163, +156 @@

  
  '''Selection'''
  
+ '''~+^σ^+~'''~-length>100-~'''~+^(movieLog_table)^+~'''
- [http://mirror.udanax.org/~udanax/rsync1/blog_udanax_org/udanax/280/o_ex3.gif]
- 
- {{{
- Hbase > A = SELECT movieLog_table 
-     --> WHERE column='studioName:Fox';
- Hbase > B = A.Filter by "length" > 100;
- 
- Hbase > PRINT B;
- }}}
  
  ||<rowbgcolor="#ececec">title ||year ||length ||inColor ||studioName ||producer ||
  ||Star Wars ||1977 ||124 ||true ||Fox ||12345 ||
@@ -180, +165 @@

  
  '''Example'''
  
+ '''~+^π^+~'''~-title-~,~-year-~'''~+^σ^+~'''~-length>100-~'''~+^(movieLog_table)∩σ^+~'''~-studioName='Fox'-~'''~+^(movieLog_table))^+~'''
- [http://mirror.udanax.org/~udanax/rsync1/blog_udanax_org/udanax/280/o_ex4.gif]
- 
- {{{
- Hbase > A = SELECT movieLog_table 
-     --> WHERE column='studioName:Fox';
- Hbase > B = A.Filter by "length" > 100;
- Hbase > C = B.Projection('year');
- 
- Hbase > PRINT C;
- }}}
  
  == Matrix Operations ==
  {{{

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