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AVEVA™ Historian

aaMessageUpdate

  • Last UpdatedMar 18, 2021
  • 1 minute read

Updates a message for a discrete tag.

Syntax

aaMessageUpdate MessageKey, Message0, Message1

where:

Argument

Description

MessageKey

The unique numerical identifier of a TRUE/FALSE message pair that can be associated with a discrete tag. This value is of data type int, with no default.

The remaining arguments are the same as for the aaMessageInsert stored procedure. However, none of the arguments have defaults.

Permission

Execute permission defaults to the aaPowerUsers and aaAdministrators groups.

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