<hdfsConnection variable>.CopyTo (Function)

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Managing databases

Big Data

HDFS system

Prefix syntax

CopyTo

Presentation

Example

See also

<hdfsConnection variable>.CopyTo (Function)

In french: <Variable hdfsConnexion>.CopieVers

Copies a file located on the local machine to a Hadoop server.

Example

// Connection
MyConnection is hdfsConnection
MyConnection.namenode = "MyServer"
MyConnection.User = "Admin"
MyConnection.OpenConnection()
// Copy from the local computer to the server
MyConnection.CopyTo("c:\temp\test.data", "/tmp/test.data")

Syntax

<Result> = <Connection>.opyTo(<Source file> , <Destination file> [, <Options> [, <Permission> [, <Progress Bar>]]])

<Result>: Boolean

True if the copy was performed,
False if a problem occurs. ErrorInfo is used to identify the error.

<Connection>: hdfsConnection variable

Name of the hdfsConnection variable that corresponds to connection to the Hadoop server.

<Source file>: Character string

Path of local file to copy (up to 260 characters). This parameter can correspond to:
a file name. This file will be automatically sought in the current directory (returned by fCurrentDir).
a file name with its full or relative path. A UNC path can be used.

<Destination file>: Character string

Absolute path of file copied onto the Hadoop server. This path is case sensitive.

<Options>: Optional constant

Options for copying:
hdfsDefault
(Default value) If the destination file already exists on the server, it is not averwritten.
hdfsOverwrite If the destination file already exists on the server, it is replaced by the file copied from the local computer.

<Permission>: Optional hdfsRights variable

Name of the hdfsRights variable defining the rights of the destination file on the server.
By default, all the rights are granted to all the users.

<Progress Bar>: Optional control name

Name of the Progress Bar control used to see the progress of file copy.

Component: wd280big.dll