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-rw-r--r--jvm-mapreduce/learning.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/jvm-mapreduce/learning.txt b/jvm-mapreduce/learning.txt
index 1fe64bd..6fe1442 100644
--- a/jvm-mapreduce/learning.txt
+++ b/jvm-mapreduce/learning.txt
@@ -12,6 +12,15 @@ Or, with actual files on hadoop:
Horray! One issue with this was that building scalding took *forever* (meaning
30+ minutes).
+potentially instead:
+
+ hadoop jar scald-mvp-assembly-0.1.0-SNAPSHOT.jar com.twitter.scalding.Tool main.scala.example.WordCountJob --hdfs --input hdfs:///user/bnewbold/dummy.txt --output hdfs:///user/bnewbold/test_scalding_out2
+
+Hypothesis: class name should be same as file name. Don't need `main` function
+if using Scalding Tool wrapper jar. Don't need scald.rb.
+
+ hadoop jar scald-mvp-assembly-0.1.0-SNAPSHOT.jar com.twitter.scalding.Tool example.WordCount --hdfs --input hdfs:///user/bnewbold/dummy.txt --output hdfs:///user/bnewbold/test_scalding_out2
+
## sbt
Uncommenting this line in scalding:build.sbt sped things way up (don't need to