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Error "declared column type INT for column id incompatible with ORC file column type string query" when copy orc to Redshift
Error "declared column type INT for column id incompatible with ORC file column type string query" when copy orc to Redshift using the command:
from 's3://'
iam_role 'role'
format as orc;
...
lucaspompeun
Votes: 0
Answers: 1
Is there an option to directly delete rows in ORC file in pyspark or databricks
Is there any option to directly delete the rows from ORC files, provided its structure.
I am using Azure Databricks,
With below query i am reading the content of the ORC file, and wanted to delete tho...
Tim
Votes: 0
Answers: 0
Whats the easiest way to get a table DDL from an orc file?
With spark I can do for example:
spark.read.orc("/path/to/file").printSchema
But I would like to get something like the output of show create table in hive. Is it possible?
pavel_orekhov
Votes: 0
Answers: 1
Spark writing performance csv vs snappy-orc
If I need to write dataframe on disk which format will perform better csv or 'orc with snappy' ?
One hand csv format will avoid compression task overhead but on another hand snappy will reduce total ...
Rex
Votes: 0
Answers: 1