Syntax Rules for Describing the Data Stream
<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 |
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’