nodes

The nodes table holds information about this iProcess Engine node. A node is a single logical iProcess Engine, which may be installed either on a single computer, or spread across several using a node cluster architecture.

Structure

The nodes table has the following structure:

TABLE nodes(
        
node_id
INTEGER
NOT NULL,
node_name
VARCHAR(24)
NOT NULL,
dir_name
VARCHAR(28)
NOT NULL,
mail_addr
VARCHAR(149)
NULL,
mail_cert
VARCHAR(31)
NULL,
mail_type
INTEGER
NOT NULL,
node_public
SMALLINT
NOT NULL,
node_slave
SMALLINT
NOT NULL,
node_deleted
SMALLINT
NOT NULL,
rpc_majvers
SMALLINT
NOT NULL,
rpc_minvers
SMALLINT
NOT NULL,
server_majvers
SMALLINT
NOT NULL,
server_minvers
SMALLINT
NOT NULL)

Column	Description
node_id	Unique ID of this iProcess node. Note: This value is always 1.
node_name	Logical name for this node.
dir_name	Name of the directory which holds the node's data (SWDIR).
mail_addr	Not used. Reserved for possible future use.
mail_cert	Not used. Reserved for possible future use.
mail_type	Not used. Reserved for possible future use.
node_public	Not used. Reserved for possible future use.
node_slave	Not used. Reserved for possible future use.
node_deleted	Not used. Reserved for possible future use.
rpc_majvers	Not used. Reserved for possible future use.
rpc_minvers	Not used. Reserved for possible future use.
server_majvers	Not used. Reserved for possible future use.
server_minvers	Not used. Reserved for possible future use.

Primary Key

The following primary key is defined for this table.

Key Name	Column(s)
pk_nodes	node_id

Triggers

The following DELETE CASCADE trigger is defined for this table.

Trigger Name	Triggered by	Affects Table(s)
tr_nodes	DELETE	proc_index user_names user_attrib dbs_names tsys_dbs_names list_names tsys_list_names ttmp_list_names role_users tsys_role_users

Indexes

None.

Table Activity

The nodes table contains one row, which is the entry for the iProcess Engine.

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

Action	Description
added	never.
updated	never.
deleted	never.