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Posted to commits@accumulo.apache.org by kt...@apache.org on 2015/07/02 20:10:41 UTC
[2/3] accumulo git commit: Merge branch '1.6' into 1.7
Merge branch '1.6' into 1.7
Project: http://git-wip-us.apache.org/repos/asf/accumulo/repo
Commit: http://git-wip-us.apache.org/repos/asf/accumulo/commit/00d83914
Tree: http://git-wip-us.apache.org/repos/asf/accumulo/tree/00d83914
Diff: http://git-wip-us.apache.org/repos/asf/accumulo/diff/00d83914
Branch: refs/heads/master
Commit: 00d83914e789d3431bf54be8f4c8c34c3e458cd4
Parents: a3722ca 985c906
Author: Keith Turner <ke...@deenlo.com>
Authored: Thu Jul 2 13:55:43 2015 -0400
Committer: Keith Turner <ke...@deenlo.com>
Committed: Thu Jul 2 13:55:43 2015 -0400
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.../accumulo/core/client/ScannerBase.java | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
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http://git-wip-us.apache.org/repos/asf/accumulo/blob/00d83914/core/src/main/java/org/apache/accumulo/core/client/ScannerBase.java
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diff --cc core/src/main/java/org/apache/accumulo/core/client/ScannerBase.java
index 92ab551,7eccdcf..b5692d2
--- a/core/src/main/java/org/apache/accumulo/core/client/ScannerBase.java
+++ b/core/src/main/java/org/apache/accumulo/core/client/ScannerBase.java
@@@ -65,12 -63,14 +65,17 @@@ public interface ScannerBase extends It
void updateScanIteratorOption(String iteratorName, String key, String value);
/**
+ * <p>
* Adds a column family to the list of columns that will be fetched by this scanner. By default when no columns have been added the scanner fetches all
- * columns.
+ * columns. To fetch multiple column families call this function multiple times.
+ *
+ * <p>
+ * This can help limit which locality groups are read on the server side.
*
+ * <p>
+ * When used in conjunction with custom iterators, the set of column families fetched is passed to the top iterator's seek method. Custom iterators may change
+ * this set of column families when calling seek on their source.
+ *
* @param col
* the column family to be fetched
*/