ORC Writer0 ×
StreamableKNIME BigData File Format Extension version 3.6.0.v201807042018 by KNIME AG, Zurich, Switzerland
This node writes the KNIME data table into an ORC file. The ORC file can be written locally or on a remote file system. It convert int, double, boolean, timestamp, long in the corresponding ORC primitives, and can handle lists of those types.
For remote connections, the writer stores chunks locally and uploads them in parallel. The chunks size and the number of chunks that are allowed on local disc, are configurable in the "Chunk Upload" tab which is only enabled for remote file systems.
Options
- Output location
- A path on the local machine or remote server where the file is written.
- Overwrite
- If this option is selected the file will be overwritten if it exists
- File Compression
- The compression codec used to write the ORC file.
Chunk Upload
- Chunk size in rows
- The maximum size for an individual chunk.
- Number of local chunks
- The number of chunks that can be stored temporarily on disc, while the next chunk is written.
Input Ports
Workflows
- 08_Learning_Asociation_Rule_for_Next_Restaurant_Prediction
08_Learning_Asociation_Rule_ for_Next_Restaurant_PredictionRemoved- 02_Fetch_And_Transform_PubChem_Data
Update Site
To use this node in KNIME, install KNIME BigData File Format Extension from the following update site: