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Posted to issues@hbase.apache.org by "Zheng Wang (JIRA)" <ji...@apache.org> on 2019/02/17 11:37:00 UTC

[jira] [Created] (HBASE-21918) the use cases in doc should use Cell instead of KeyValue

Zheng Wang created HBASE-21918:
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             Summary: the use cases in doc should use Cell instead of KeyValue
                 Key: HBASE-21918
                 URL: https://issues.apache.org/jira/browse/HBASE-21918
             Project: HBase
          Issue Type: Improvement
          Components: documentation
            Reporter: Zheng Wang


the describe of KeyValue:

...
 * HBase applications and users should use the Cell interface and avoid directly using KeyValue and
 * member functions not defined in Cell.
...

for example,the use case of ColumnRangeFilter:

...
ResultScanner rs = t.getScanner(scan);
for (Result r = rs.next(); r != null; r = rs.next()) {
 for (KeyValue kv : r.raw()) {
 // each kv represents a column
 }
}
...



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