part_defn

The part_defn table holds all the participation records defined on the system. A participation record defines the dates and times that users are allowed to participate in a particular queue. (The part_list table defines what users are allowed to use a particular participation record.)

Structure

The part_defn table has the following structure:

TABLE part_defn (
	part_id		INTEGER		NOT NULL,
	queue_name	VARCHAR(24)	NOT NULL,
	days_mask	VARCHAR(7)	NOT NULL,
	start_time	SMALLINT	NOT NULL,
	end_time	SMALLINT	NOT NULL,
	style		VARCHAR(24)	NULL,
	start_date	INTEGER		NOT NULL,
	end_date	INTEGER		NOT NULL)

Column	Description
part_id	Unique ID for this participation record.
queue_name	Name of the queue that this participation record allows users to participate in, as defined in the user_names table.
days_mask	Days of the week that users can participate in the specified queue_name. For example, -TWT-SS indicates every day except Monday or Friday.
start_time	Time of day when participation starts.
end_time	Time of day when participation ends.
style	Not used. Reserved for possible future use.
start_date	Date on which participation starts.
end_date	Date on which participation ends.

Primary Key

The following primary key is defined for this table.

Key Name	Column(s)
pk_part_defn	part_id

Triggers

The following DELETE CASCADE trigger is defined for this table.

Trigger Name	Triggered by	Affects Table(s)
tr_part_defn	DELETE	part_list

Indexes

None.

Table Activity

The part_defn table contains one row for each participation record defined on the system.

Rows are added, updated and deleted in the following situations.

A row is...	When...
added	a new participation record is added.
updated	an existing participation record is updated.
deleted	an existing participation record is deleted.