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https://issues.apache.org/jira/browse/SPARK-12231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Armbrust updated SPARK-12231:
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Description:
code to reproduce error
# write.py
{code}
import pyspark
sc = pyspark.SparkContext()
sqlc = pyspark.SQLContext(sc)
df = sqlc.range(10)
df1 = df.withColumn('a', df['id'] * 2)
df1.write.partitionBy('id').parquet('./data')
{code}
# read.py
{code}
import pyspark
sc = pyspark.SparkContext()
sqlc = pyspark.SQLContext(sc)
df2 = sqlc.read.parquet('./data')
df2.dropna().count()
{code}
$ spark-submit write.py
$ spark-submit read.py
# error message
{code}
15/12/08 17:20:34 ERROR Filter: Failed to generate predicate, fallback to
interpreted org.apache.spark.sql.catalyst.errors.package$TreeNodeException:
Binding attribute, tree: a#0L
...
{code}
If write data without partitionBy, the error won't happen
was:
code to reproduce error
# write.py
import pyspark
sc = pyspark.SparkContext()
sqlc = pyspark.SQLContext(sc)
df = sqlc.range(10)
df1 = df.withColumn('a', df['id'] * 2)
df1.write.partitionBy('id').parquet('./data')
# read.py
import pyspark
sc = pyspark.SparkContext()
sqlc = pyspark.SQLContext(sc)
df2 = sqlc.read.parquet('./data')
df2.dropna().count()
$ spark-submit write.py
$ spark-submit read.py
# error message
15/12/08 17:20:34 ERROR Filter: Failed to generate predicate, fallback to
interpreted org.apache.spark.sql.catalyst.errors.package$TreeNodeException:
Binding attribute, tree: a#0L
...
If write data without partitionBy, the error won't happen
> Failed to generate predicate Error when using dropna
> ----------------------------------------------------
>
> Key: SPARK-12231
> URL: https://issues.apache.org/jira/browse/SPARK-12231
> Project: Spark
> Issue Type: Bug
> Components: PySpark, SQL
> Affects Versions: 1.5.2
> Environment: python version: 2.7.9
> os: ubuntu 14.04
> Reporter: yahsuan, chang
>
> code to reproduce error
> # write.py
> {code}
> import pyspark
> sc = pyspark.SparkContext()
> sqlc = pyspark.SQLContext(sc)
> df = sqlc.range(10)
> df1 = df.withColumn('a', df['id'] * 2)
> df1.write.partitionBy('id').parquet('./data')
> {code}
> # read.py
> {code}
> import pyspark
> sc = pyspark.SparkContext()
> sqlc = pyspark.SQLContext(sc)
> df2 = sqlc.read.parquet('./data')
> df2.dropna().count()
> {code}
> $ spark-submit write.py
> $ spark-submit read.py
> # error message
> {code}
> 15/12/08 17:20:34 ERROR Filter: Failed to generate predicate, fallback to
> interpreted org.apache.spark.sql.catalyst.errors.package$TreeNodeException:
> Binding attribute, tree: a#0L
> ...
> {code}
> If write data without partitionBy, the error won't happen
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