Apache ORC File - Import - 7.1

Talend Data Catalog Bridges

author
Talend Documentation Team
EnrichVersion
7.1
EnrichProdName
Talend Big Data Platform
Talend Data Fabric
Talend Data Management Platform
Talend Data Services Platform
Talend MDM Platform
Talend Real-Time Big Data Platform
EnrichPlatform
Talend Data Catalog

Bridge Specifications

Vendor Apache
Tool Name ORC File
Tool Version 1.5.2
Tool Web Site https://orc.apache.org/
Supported Methodology [File System] Data Store (Physical Data Model) via Java API on ORC File
Remote Repository Browsing for Model Selection
Data Profiling
Multi-Model Harvesting
Incremental Harvesting

BRIDGE INFORMATION
Import tool: Apache ORC File 1.5.2 (https://orc.apache.org/)
Import interface: [File System] Data Store (Physical Data Model) via Java API on ORC File from Apache ORC File
Import bridge: 'ApacheOrc' 10.1.0

BRIDGE DOCUMENTATION
IMPORTING FROM ORC

This bridge is loading metadata from Orc files.
Please refer to the individual parameter's tool tips for more detailed examples.


Bridge Parameters

Parameter Name Description Type Values Default Scope
File Path to file to import FILE *.*   Mandatory
Miscellaneous Specify miscellaneous options identified with a -letter and value.

For example, -m 4G -f 100 -j -Dname=value -Xms1G

-m the maximum Java memory size whole number (e.g. -m 4G or -m 2500M ).
-v set environment variable(s) (e.g. -v var1=value -v var2="value with spaces").
-j the last option that is followed by Java command line options (e.g. -j -Dname=value -Xms1G).
-hadoop key1=val1;key2=val2 to manualy set hadoop configuration options
-tps 10 maximum threads pool size
-tl 3600s processing time limit in s -seconds m - minutes or h hours;
-fl 1000 processing files count limit;
-delimited.top_rows_skip 1 number of rows to skip while processing csv files
-delimited.extra_separators ~,||,|~ comma separated extra delimiters each of which will be used while processing csv files
-fresh.partition.models - use to import latest modified files when processing partitions defined in Partitioned directories parameter
-subst K: C:/test - use to associate a root path part with a drive or another path.
-skip.download - use to disable dependencies downloading and use only download cache
STRING      

 

Bridge Mapping

Meta Integration Repository (MIR)
Metamodel
(based on the OMG CWM standard)
"Apache ORC File"
Metamodel
File System (File)
Mapping Comments
     
Attribute Array Elementary Item, Field, Attribute, Array Field, Elementary Item, Partition Field  
Name Name  
Position Position  
Class Array Element, Group Item, Array Group Item, Array Object, Element, Object, Sheet  
Name Name  
PropertyElementTypeScope UDPs  
Name Name  
Scope Scope  
PropertyType UDP  
DataType Data Type  
DesignLevel Design Level  
Name Name  
Position Position  
StoreModel Cobol File, Parquet File, Delimited File, Avro File, Positional File, Json File, Collection, Orc File, Xml File, Excel File, File  
Name Name