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wait_step

The wait_step table holds information about each step that is currently being waited for by a wait defined in the wait table.

Structure

The wait_step table has the following structure:

TABLE wait_step (
node_id number(5) NOT NULL,
proc_id number(5) NOT NULL,
wait_id number(10) NOT NULL,
step_id number(9) NOT NULL)

Column	Description
node_id	ID of the node that the wait is hosted on, as defined in the nodes table.
proc_id	ID of the procedure that the wait belongs to, as defined in the proc_index table.
wait_id	ID of the wait, as defined in the wait_step table.
step_id	Number of the step that is being waited for, as defined (by the step_num column) in the status table.

Primary Key

The following primary key is defined for this table.

Key Name	Column(s)	Index Tablespace
pk_wait_step	wait_id step_id	BIGINDEXSPACE

Foreign Keys

The following foreign key is defined for this table.

Key Name	Column(s)	Referenced in Table...
fk_wait_step1	node_id wait_id	wait

---

1

This key enforces the DELETE CASCADE referential action.

Indexes

The following indexes are defined for this table.

Index Name	Column(s) Indexed	Tablespace
idx_wait_step_fk	wait_id node_id	BIGINDEXSPACE
idx_wait_step	wait_id proc_id	BIGINDEXSPACE

Storage

The following STORAGE values are defined for this table.

Value	Definition
Initial	BIGTABLESIZE
Percentage Increase	BIGTABLEPCTINCREASE
Tablespace	BIGTABLESPACE

Table Activity

The wait_step table contains one row for each for each step currently being waited for.

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

A row is...	When...
added	a new wait is triggered.
updated	never.
deleted	a step that is being waited for is released or withdrawn.

Copyright © Cloud Software Group, Inc. All Rights Reserved