Standard Purchase Order	Planned Purchase Order	Blanket Purchase Agreement	Contract Purchase Agreement
Terms and Conditions Known	Yes	Yes	Yes	Yes
Goods or Services Known	Yes	Yes	Yes	No
Pricing Known	Yes	Yes	May Be	No
Quantity Known	Yes	Yes	No	No
Account Distributions Known	Yes	Yes	No	No
Delivery Schedule Known	Yes	May Be	No	No
Can be Encumbered	Yes	Yes	Yes	No
Can Encumber Releases	N/A	Yes	Yes	N/A

FND_CONCURRENT.GET_REQUEST_STATUS

This API Returns the Status of a concurrent request. It also returns the completion text if the request is already completed. The return type is Boolean (Returns TRUE on successful retrieval of the information, FALSE otherwise).

function get_request_status

(
request_id     IN OUT NOCOPY number,
appl_shortname IN varchar2 default NULL,
program        IN varchar2 default NULL,
phase          OUT NOCOPY varchar2,
status         OUT NOCOPY varchar2,
dev_phase      OUT NOCOPY varchar2,
dev_status     OUT NOCOPY varchar2,
message        OUT NOCOPY varchar2
) return boolean;

PARAMETERS

REQUEST_ID	Request ID of the program to be checked.
APPL_SHORTNAME	Short name of the application associated with the program. Default is NULL
PROGRAM	Short name of the concurrent program
PHASE	Request phase
STATUS	Request Status
DEV_PHASE	Request phase as a string constant
DEV_STATUS	Request status as a string constant
MESSAGE	Request completion message

FND_CONCURRENT.WAIT_FOR_REQUEST

This API waits for the request completion, then returns the request phase/status and completion message to the caller. It goes to sleep between checks for the request completion. The return type is Boolean (Returns TRUE on successful retrieval of the information, FALSE otherwise).

function wait_for_request
(
request_id   IN number default NULL,
interval     IN  number default 60,
max_wait     IN  number default 0,
phase        OUT NOCOPY varchar2,
status       OUT NOCOPY varchar2,
dev_phase    OUT NOCOPY varchar2,
dev_status   OUT NOCOPY varchar2,
message      OUT NOCOPY varchar2
) return  boolean;


PARAMETERS

REQUEST_ID	Request ID of the request to wait on. The default is NULL
INTERVAL	Number of seconds to wait between checks. Default is 60 seconds.
MAX_WAIT	Maximum number of seconds to wait for the request completion. Default is 00 seconds
PHASE	Request phase
STATUS	Request Status
DEV_PHASE	Request phase as a string constant
DEV_STATUS	Request status as a string constant
MESSAGE	Request completion message

USEFUL APIs

FND_CONCURRENT.SET_COMPLETION_STATUS	Called from a concurrent request to set its completion status and message
FND_CONCURRENT.GET_REQUEST_PRINT_OPTIONS	Returns the print options for a concurrent request
FND_CONCURRENT.GET_SUB_REQUESTS	Get all sub-requests for a given request id. For each sub-request it provides request_id, phase,status, developer phase , developer status and completion text
FND_CONCURRENT.CANCEL_REQUEST	It cancels a given Concurrent Request
FND_CONCURRENT.AF_ROLLBACK	It is used by a concurrent program that use a particular rollback segment and has no arguments.