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The following commit(s) were added to refs/heads/main by this push:
new 9e338ec Updated commands in Delete Key Value Pair and Combiner that
were outdated (#134)
9e338ec is described below
commit 9e338ec6b8518990419074c5502b6fb7ad3ea29a
Author: Amanda Villarreal <[email protected]>
AuthorDate: Tue Jun 9 10:35:39 2026 -0500
Updated commands in Delete Key Value Pair and Combiner that were outdated
(#134)
* Updated commands in Delete Key Value Pair and Combiner that were outdated
---
docs/combiner.md | 11 ++++++-----
docs/deleteKeyValuePair.md | 23 +++++++++++++----------
2 files changed, 19 insertions(+), 15 deletions(-)
diff --git a/docs/combiner.md b/docs/combiner.md
index 76cb5fe..3def8c4 100644
--- a/docs/combiner.md
+++ b/docs/combiner.md
@@ -20,16 +20,17 @@ This tutorial uses the following Java class, which can be
found in org.apache.ac
* [StatsCombiner.java] - a combiner that calculates max, min, sum, and count
-This is a simple combiner example. To build this example run maven and then
-copy the produced jar into the accumulo lib dir. This is already done in the
-tar distribution.
+This is a simple combiner example. Before running it, follow the
+[setup instructions](../README.md#setup-instructions) so the examples jar is
+available to Accumulo. Restart your Accumulo instance to ensure the jar is
+picked up by the servers.
- $ bin/accumulo shell -u username
+ $ accumulo shell -u root
Enter current password for 'username'@'instance': ***
Shell - Apache Accumulo Interactive Shell
-
- - version: 2.1.0-SNAPSHOT
+ - version: 4.0.0-SNAPSHOT
- instance name: instance
- instance id: 00000000-0000-0000-0000-000000000000
-
diff --git a/docs/deleteKeyValuePair.md b/docs/deleteKeyValuePair.md
index b96cd29..a312946 100644
--- a/docs/deleteKeyValuePair.md
+++ b/docs/deleteKeyValuePair.md
@@ -19,7 +19,7 @@ limitations under the License.
This example shows how Accumulo internals handle removing a key-value pair
```
-$ /path/to/accumulo shell -u username -p secret
+$ accumulo shell --user root --password secret
username@instance> createnamespace examples
username@instance> createtable examples.deleteKeyValuePair
username@instance examples.deleteKeyValuePair> insert 567890 name first Joe
@@ -53,13 +53,14 @@ Scan accumulo.metadata table to see the list of RFiles
Accumulo is currently usi
```
username@instance examples.deleteKeyValuePair> scan -t accumulo.metadata -c
file -r 1t<
-1t< file:hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007em.rf
+1t<
file:{"path":"hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007em.rf","startRow":"","endRow":""}
[] 311,3
+
```
View the contents of RFile and verify each key-value pair's deletion flag is
false.
```
-$ /path/to/accumulo rfile-info -d
hdfs://localhost/accumulo/tables/1t/default_tablet/F00007em.rf
+$ accumulo file rfile-info -d
hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007em.rf
RFile Version : 8
Locality group : <DEFAULT>
@@ -87,7 +88,7 @@ Meta block : RFile.index
Delete a key-value pair and view a newly created RFile to verify the deletion
flag is true.
```
-$ /path/to/accumulo shell -u username -p secret
+$ accumulo shell --user root --password secret
username@instance> table examples.deleteKeyValuePair
username@instance examples.deleteKeyValuePair> delete 567890 name first
username@instance examples.deleteKeyValuePair> flush -w
@@ -95,12 +96,13 @@ username@instance examples.deleteKeyValuePair> flush -w
```
username@instance examples.deleteKeyValuePair> scan -t accumulo.metadata -c
file -r 1t<
-1t< file:hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007em.rf
-1t< file:hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007fq.rf
+1t<
file:{"path":"hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007em.rf","startRow":"","endRow":""}
[] 311,3
+1t<
file:{"path":"hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007fg.rf","startRow":"","endRow":""}
[] 230,1
+
```
```
-$ /path/to/accumulo rfile-info -d
hdfs://localhost/accumulo/tables/1t/default_tablet/F00007fq.rf
+$ accumulo file rfile-info -d
hdfs://localhost:8020/accumulo/tables/1t/default_tablet/F00007fq.rf
RFile Version : 8
Locality group : <DEFAULT>
@@ -127,7 +129,7 @@ Meta block : RFile.index
Compact the RFiles and verify the key-value pair was removed. The new RFile
will start with 'A'.
```
-$ /path/to/accumulo shell -u username -p secret
+$ accumulo shell --user root --password secret
username@instance> compact -t examples.deleteKeyValuePair -w
2019-04-17 08:17:15,468 [shell.Shell] INFO : Compacting table ...
2019-04-17 08:17:16,143 [shell.Shell] INFO : Compaction of table
examples.deleteKeyValuePair
@@ -136,11 +138,12 @@ completed for given range
```
username@instance> scan -t accumulo.metadata -c file -r 1t<
-lt< file:hdfs://localhost:8020/accumulo/tables/1t/default_tablet/A00007g1.rf
+1t<
file:{"path":"hdfs://localhost:8020/accumulo/tables/1t/default_tablet/A00007g1.rf","startRow":"","endRow":""}
[] 293,2
+
```
```
-$ /path/to/accumulo rfile-info -v
hdfs://localhost/accumulo/tables/1t/default_tablet/A00007g1.rf
+$ accumulo file rfile-info -v
hdfs://localhost:8020/accumulo/tables/1t/default_tablet/A00007g1.rf
RFile Version : 8
Locality group : <DEFAULT>
