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 extract_files_spec 

Syntax Rules for Describing the Data Stream

Syntax

<extract_files_spec> ::= <data_outstream_spec> [<longfile_spec_mlt>]
| <command_outstream_spec> <data_outstream_spec> [<longfile_spec_mlt>]

data_outstream_spec

Definition of the data stream for application data

command_outstream_spec

Definition of the data stream for load commands to be generated (Command file)

longfile_spec_mlt

Target data stream for data from table fields defined as LONG values

Use

The first specification of this rule applies only to DATAEXTRACT commands that do not create command files (variant 1 of the DATEXTRACT command).

DATAEXTRACT * FROM article
OUTSTREAM 'article.data'

The second specification only applies for DATAEXTRACT commands that enable a complete recovery of the table (variant 2 of the DATAEXTRACT command).

DATAEXTRACT FOR DATALOAD TABLE article
  OUTFILE 'article.command'
  OUTFILE 'article.data’

 

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