Changes between Version 14 and Version 15 of NCHCCloudCourse100929_2_USE

Timestamp:

Sep 29, 2010, 1:28:58 PM (15 years ago)

Author:

jazz

Comment:

--

NCHCCloudCourse100929_2_USE

@@ -97 +97 @@
 
 {{{
-hbase(main):005:0>   get 't1', 'r1', {COLUMN => 'f1:c1'}
+hbase(main):>   get 't1', 'r1', {COLUMN => 'f1:c1'}
 }}}    
    
@@ -117 +117 @@
 執行結果：會把 row-key 是 '!r1' 的所有紀錄。此時資料表 't1' 會變成如下表所示。
 {{{
-hbase(main):017:0> scan 't1'                 
+hbase(main):> scan 't1'                 
 ROW    COLUMN+CELL                                                                      
  r2    column=f2:, timestamp=1285737091644, value=v3                                    
@@ -169 +169 @@
 </table>
 }}}
+
  = 刪除column family = 
 
@@ -177 +178 @@
 }}}    
 
+執行結果：會移除 column family 為 'f1' 的所有欄位，可用 describe 指令確認，結果如下表所示。
+
+{{{
+#!html
+<table border='1'>
+<tr><td colspan='8'>Table: 't1'</td></tr>
+<tr><td rowspan='2'>row-key</td><td bgcolor='red'></td><td colspan='2'>'f2'</td><td>'f3'</td><td>'fn'</td><td>column-family</td></tr>
+<tr><td bgcolor='red'></td><td>*</td><td>'c2'</td><td>*</td><td>*</td><td>column-quantifier</td></tr>
+<tr><td rowspan='2'>r2</td><td bgcolor='red'></td><td>v3</td><td></td><td></td><td></td></tr>
+<tr><td bgcolor='red'></td><td></td><td>v4</td><td></td><td></td></tr>
+</table>
+}}}
+
+
+
  = 節點狀態 =