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AVEVA™ Historian

Comments

  • Last UpdatedMar 10, 2025
  • 1 minute read

Contains details of comments associated with a tag.

Column

Data Type

Description

Comments
Key

int NOT NULL

The unique numerical identifier for the comment.

(FK) Comments
TypeKey

tinyint NOT NULL

The unique numerical identifier for the comment type. CommentsTypeKey is a foreign key from the CommentsType table.

(FK) Comments
OwnerKey

int NOT NULL

The unique numerical identifier for the owner of the comment.

(FK) Comments
ShareMode

tinyint NOT NULL

Indicates whether or not the comment is shared.

(FK) FQN

nvarchar(256) NOT NULL

Fully qualified name of the associated tag. A fully qualified tagname uses the format: DataSourceName.TagName. FQN is a foreign key from the ChartConfigurationTag table.

DateTime

datetime2(7) NOT NULL

The timestamp for this comment.

DateTimeUtc

datetime2(7) NOT NULL

The UTC timestamp for this comment.

Content

nvarchar(1024) NOT NULL

The comment text.

CreationDateTime

datetime2(7) NOT NULL

The date and time that the comment was created

CreationDateTimeUtc

datetime2(7) NOT NULL

The UTC date and time that the comment was created

ModifiedDateTime

datetime2(7) NULL

The date and time that the comment was modified.

ModifiedDateTimeUtc

datetime2(7) NULL

The URC date and time that the comment was modified

LastShared
DateTime

datetime2(7) NULL

The date and time that the comment was last shared

LastShared
DateTimeUtc

datetime2(7) NULL

The UTC date and time that the comment was last shared

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