Secondary sort for the by_author dataset should be CreatedAt.

[cdsc_reddit.git] / comments_2_parquet.py

diff --git a/comments_2_parquet.py b/comments_2_parquet.py
index 3042f58efae5e4d0545fb7731fccdea0499c23ed..bd853f72daf8899a371c06cde85150bf2fb3b418 100755 (executable)
--- a/comments_2_parquet.py
+++ b/comments_2_parquet.py
@@ -128,5 +128,8 @@ df = df.withColumn("Month",f.month(f.col("CreatedAt")))
 df = df.withColumn("Year",f.year(f.col("CreatedAt")))
 df = df.withColumn("Day",f.dayofmonth(f.col("CreatedAt")))
 df = df.withColumn("subreddit_hash",f.sha2(f.col("subreddit"), 256)[0:3])
-df = df.sort(["subreddit","author","link_id","parent_id","Year","Month","Day"],ascending=True)
-df.write.parquet("/gscratch/comdata/output/reddit_comments.parquet", partitionBy=["Year",'Month'],mode='overwrite')
+df2 = df.sort(["subreddit","author","link_id","parent_id","Year","Month","Day"],ascending=True)
+df2.write.parquet("/gscratch/comdata/output/reddit_comments_by_subreddit.parquet", partitionBy=["Year",'Month'],mode='overwrite')
+
+df3 = df.sort(["author","CreatetdAt","subreddit","link_id","parent_id","Year","Month","Day"],ascending=True)
+df3.write.parquet("/gscratch/comdata/output/reddit_comments_by_author.parquet", partitionBy=["Year",'Month'],mode='overwrite')