compress for large tables

We want to compress huge tables to save space how can we do that and how can we determine if compress worked.

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For large tables, where there is a lot of character variables,



For large tables, that mostly consist of numeric data, use:


Note - you can also specifify this as a DATA step option:


The compression will be noted in the LOG after the DATA STEP has run.

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sam2929Author Commented:
ok  any idea where to do compress in di studio on tables
d507201Database Marketing ConsultantCommented:
The Options Tab in a Loader Properties Dialog Box in SAS Data Integration Studio is used to control Compression.  Use the Additional System Options field to set the COMPRESS= system option.

COMPRESS can be invoked at initialization and in the, in addition to the Options statement and as a dataset option.
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