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hbase-0.92.1過濾器學習

val php sub def clas reat 測試 new man

查看當前hbase中支持的過濾器

hbase(main):060:0* show_filters
Documentation on filters mentioned below can be found at: https://our.intern.facebook.com/intern/wiki/index.php/HBase/Filter_Language                                                                                                                        
ColumnPrefixFilter                                                                                                                                                                                                                                           
TimestampsFilter                                                                                                                                                                                                                                             
PageFilter                                                                                                                                                                                                                                                   
MultipleColumnPrefixFilter                                                                                                                                                                                                                                   
FamilyFilter                                                                                                                                                                                                                                                 
ColumnPaginationFilter                                                                                                                                                                                                                                       
SingleColumnValueFilter                                                                                                                                                                                                                                      
RowFilter                                                                                                                                                                                                                                                    
QualifierFilter                                                                                                                                                                                                                                              
ColumnRangeFilter                                                                                                                                                                                                                                            
ValueFilter                                                                                                                                                                                                                                                  
PrefixFilter                                                                                                                                                                                                                                                 
SingleColumnValueExcludeFilter                                                                                                                                                                                                                               
ColumnCountGetFilter                                                                                                                                                                                                                                         
InclusiveStopFilter                                                                                                                                                                                                                                          
DependentColumnFilter                                                                                                                                                                                                                                        
FirstKeyOnlyFilter                                                                                                                                                                                                                                           
KeyOnlyFilter                       

新建測試表和數據

hbase(main):072:0* create emp, mycf

put emp, row1, mycf:name, adams
put emp, row1, mycf:depart, research
put emp, row1, mycf:job, clerk
put emp, row1, mycf:id, 7876
put emp, row1, mycf:locate, dallas

put emp, row2, mycf:name, 
allen put emp, row2, mycf:depart, sales put emp, row2, mycf:job, salesman put emp, row2, mycf:id, 7499 put emp, row2, mycf:locate, chicago put emp, row3, mycf:name, blake put emp, row3, mycf:depart, sales put emp, row3, mycf:job, manager
put emp, row3, mycf:id, 7698 put emp, row3, mycf:locate, chicago put emp, row4, mycf:name, clark put emp, row4, mycf:depart, accounting put emp, row4, mycf:job, manager put emp, row4, mycf:id, 7782 put emp, row4, mycf:locate, new york put emp, row5, mycf:name, ford put emp, row5, mycf:depart, research put emp, row5, mycf:job, analyst put emp, row5, mycf:id, 7902 put emp, row5, mycf:locate, dallas put emp, row6, mycf:name, james put emp, row6, mycf:depart, sales put emp, row6, mycf:job, clerk put emp, row6, mycf:id, 7900 put emp, row6, mycf:locate, chicago put emp, row7, mycf:name, jones put emp, row7, mycf:depart, research put emp, row7, mycf:job, manager put emp, row7, mycf:id, 7566 put emp, row7, mycf:locate, dallas put emp, row8, mycf:name, king put emp, row8, mycf:depart, accounting put emp, row8, mycf:job, president put emp, row8, mycf:id, 7839 put emp, row8, mycf:locate, new york hbase(main):180:0> scan emp ROW COLUMN+CELL row1 column=mycf:depart, timestamp=1555846776542, value=research row1 column=mycf:id, timestamp=1555846776590, value=7876 row1 column=mycf:job, timestamp=1555846776566, value=clerk row1 column=mycf:locate, timestamp=1555846776618, value=dallas row1 column=mycf:name, timestamp=1555846776511, value=adams row2 column=mycf:depart, timestamp=1555846776687, value=sales row2 column=mycf:id, timestamp=1555846776736, value=7499 row2 column=mycf:job, timestamp=1555846776712, value=salesman row2 column=mycf:locate, timestamp=1555846776770, value=chicago row2 column=mycf:name, timestamp=1555846776662, value=allen row3 column=mycf:depart, timestamp=1555846776838, value=sales row3 column=mycf:id, timestamp=1555846776887, value=7698 row3 column=mycf:job, timestamp=1555846776863, value=manager row3 column=mycf:locate, timestamp=1555846776912, value=chicago row3 column=mycf:name, timestamp=1555846776806, value=blake row4 column=mycf:depart, timestamp=1555846776976, value=accounting row4 column=mycf:id, timestamp=1555846777027, value=7782 row4 column=mycf:job, timestamp=1555846777002, value=manager row4 column=mycf:locate, timestamp=1555846777086, value=new york row4 column=mycf:name, timestamp=1555846776952, value=clark row5 column=mycf:depart, timestamp=1555846777146, value=research row5 column=mycf:id, timestamp=1555846777193, value=7902 row5 column=mycf:job, timestamp=1555846777169, value=analyst row5 column=mycf:locate, timestamp=1555846777218, value=dallas row5 column=mycf:name, timestamp=1555846777121, value=ford row6 column=mycf:depart, timestamp=1555846777277, value=sales row6 column=mycf:id, timestamp=1555846777324, value=7900 row6 column=mycf:job, timestamp=1555846777301, value=clerk row6 column=mycf:locate, timestamp=1555846777355, value=chicago row6 column=mycf:name, timestamp=1555846777253, value=james row7 column=mycf:depart, timestamp=1555846777416, value=research row7 column=mycf:id, timestamp=1555846777465, value=7566 row7 column=mycf:job, timestamp=1555846777441, value=manager row7 column=mycf:locate, timestamp=1555846777491, value=dallas row7 column=mycf:name, timestamp=1555846777390, value=jones row8 column=mycf:depart, timestamp=1555846777556, value=accounting row8 column=mycf:id, timestamp=1555846777604, value=7839 row8 column=mycf:job, timestamp=1555846777581, value=president row8 column=mycf:locate, timestamp=1555846777628, value=new york row8 column=mycf:name, timestamp=1555846777526, value=king 8 row(s) in 0.1420 seconds

PrefixFilter

hbase(main):191:0* scan emp, {FILTER => "PrefixFilter (‘row1‘)"}
ROW                                                              COLUMN+CELL                                                                                                                                                                                 
 row1                                                            column=mycf:depart, timestamp=1555846776542, value=research                                                                                                                                 
 row1                                                            column=mycf:id, timestamp=1555846776590, value=7876                                                                                                                                         
 row1                                                            column=mycf:job, timestamp=1555846776566, value=clerk                                                                                                                                       
 row1                                                            column=mycf:locate, timestamp=1555846776618, value=dallas                                                                                                                                   
 row1                                                            column=mycf:name, timestamp=1555846776511, value=adams                                                                                                                                      
1 row(s) in 0.0510 seconds

ColumnPrefixFilter

hbase(main):192:0> scan emp, {FILTER => "ColumnPrefixFilter (‘name‘)"}
ROW                                                              COLUMN+CELL                                                                                                                                                                                 
 row1                                                            column=mycf:name, timestamp=1555846776511, value=adams                                                                                                                                      
 row2                                                            column=mycf:name, timestamp=1555846776662, value=allen                                                                                                                                      
 row3                                                            column=mycf:name, timestamp=1555846776806, value=blake                                                                                                                                      
 row4                                                            column=mycf:name, timestamp=1555846776952, value=clark                                                                                                                                      
 row5                                                            column=mycf:name, timestamp=1555846777121, value=ford                                                                                                                                       
 row6                                                            column=mycf:name, timestamp=1555846777253, value=james                                                                                                                                      
 row7                                                            column=mycf:name, timestamp=1555846777390, value=jones                                                                                                                                      
 row8                                                            column=mycf:name, timestamp=1555846777526, value=king                                                                                                                                       
8 row(s) in 0.0720 seconds

ValueFilter

hbase(main):038:0* scan emp, FILTER=>"ValueFilter(=,‘substring:sales‘)"
ROW                                                              COLUMN+CELL                                                                                                                                                                                 
 row2                                                            column=mycf:depart, timestamp=1555846776687, value=sales                                                                                                                                    
 row2                                                            column=mycf:job, timestamp=1555846776712, value=salesman                                                                                                                                    
 row3                                                            column=mycf:depart, timestamp=1555846776838, value=sales                                                                                                                                    
 row6                                                            column=mycf:depart, timestamp=1555846777277, value=sales                                                                                                                                    
3 row(s) in 0.0540 seconds

hbase-0.92.1過濾器學習