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TIBCO iProcess® Engine 11.9.1

# user_names

The `user_names` table holds the names of all iProcess user and group queues registered on the system.

## Structure

The `user_names` table has the following structure:

    TABLE user_names (
    	node_id		INTEGER		NOT NULL,
    	user_id		INTEGER		NOT NULL,
    	user_name	VARCHAR(64)	NOT NULL,
    	user_type	VARCHAR(1)	NOT NULL)

Column | Description
`node_id` | ID of the node that this (user or group) queue is registered on, as defined in the nodes table.
`user_id` | Unique ID for this (user or group) queue. Note: Users and groups have separate ID sequences, as defined in the `user_type` column, so both a user and a group can have the same `user_id` value.
`user_name` | Name of this (user or group) queue.
`user_type` | Queue type: user (`U`) or group (`G`).

## Primary Key

The following primary key is defined for this table.

Key Name | Column(s)
`pk_user_names` | `user_id user_type node_id`

## Foreign Keys

The following foreign key is defined for this table.

Key Name | Column(s) | Referenced in Table...
`fk_user_names` 1 This key enforces the DELETE CASCADE referential action. | `node_id` | nodes

## Indexes

The following indexes are defined for this table.

Index Name | Column(s) Indexed
`idx_user_names_fk` | `node_id`
`idx_user_names` | `user_name`

## Table Activity

The `user_names` table contains one row for each user or group queue defined on the system.

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

A row is... | When...
added | a Move System Information is performed, if the flag_table indicates that the Users data area has been modified. Note: The table is purged and rewritten using the values from the tsys_user_names table.
updated | never.
deleted | a Move System Information is performed, if the flag_table indicates that the Users data area has been modified. Note: The table is purged and rewritten using the values from the tsys_user_names table.

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TIBCO iProcess® Engine