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Specification Cards

Specification cards are used to specify override values for the batch load process. Unless it is omitted, the specification card must be the first card in the control card file.

Field Values

Card Type (column 1)

The card type for a specification card is S. If the specification card is omitted, default values are used.

Data Page Fill Level (columns 3 – 4)

The percentage of data space on a data page that is used. If omitted, up to 75 percent of the data space within the page is used. For more information about adjusting these levels, refer to Page Fill Tailoring.

Primary Index Page Fill Level (columns 6 – 7)

The percentage of data space on a primary index page that is used. If omitted, the value defaults to 75 percent. For more information about page fill levels, refer to Page Fill Tailoring.

Secondary Index Page Fill Level (columns 9 – 10)

The percentage of data space on a secondary index page that is used. If omitted, the value defaults to 75 percent. For more information about page fill levels, refer to Page Fill Tailoring.

Group Index Page Fill Level (columns 12 – 13)

The percentage of data space on a group index page that is used. If omitted, the value defaults to 75 percent. For more information about page fill levels, refer to Page Fill Tailoring.

Total Number of Fields (columns 31 – 33)

The value for this field is the total of:

•	The number of input fields

•	The number of output parameters and fields that are not derived from the input file

If omitted, the value defaults to 50. The value is used when calculating storage requirements for the internal definition tables.

Dynamic Unit Name (columns 35 – 42)

Should always be SYSDA.

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