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  • Properties specific to hdfsConnection variables
  • WLanguage functions that use the hdfsConnection type
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Stored procedures
The hdfsConnection type is used to define the advanced characteristics of a connection to the Hadoop file system (HDFS). The characteristics of this connection can be defined and changed using different WLanguage properties.
Remark: For more details on the declaration of this type of variable and the use of WLanguage properties, see Declaring a variable.
Example
// Connection
MyConnection is hdfsConnection
MyConnection.namenode = "MyServer"
MyConnection.User = "Admin"
IF hdfsOpenConnection(MyConnection) = False THEN
Error(ErrorInfo())
END
Remarks

Properties specific to hdfsConnection variables

The following properties can be used to handle a connection:
Property nameType usedEffect
namenodeCharacter stringDNS name or IP address of "Name Node" (server) of Hadoop cluster.
UserCharacter stringUsername.

Remark: These properties can be handled by using one of the following syntaxes:

WLanguage functions that use the hdfsConnection type

Minimum version required
  • Version 21
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Last update: 01/26/2023

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