Built-In Ispec and Event Attributes

Ispecs

Ispec information is available from the built-in ispec attributes listed in the following table.

Attribute

Primitive

Length

Description

Ispec

String

5 (or namesize max 65)

Ispec name

Source

String

1

Message type

TranNo

Number

6

Transaction reference number

Input_Date

String

7

System input date

ActMth

Number

4

Accounting period

For I/O usage ispecs with at least attribute defined as a key, the Maint built-in maintenance type ispec attribute is also available.

These attributes are buffered as the first 27 bytes (30 including Maint) the ispec and automatic entry buffers, as follows:

Events

Event information is available from the Event.Report built-in segment attribute.

For output usage events, the Ispec, TranNo, Input_Date, and ActMth attributes are also included in the database record.