dm_db_select_json_node Function

public function dm_db_select_json_node(db, json, node_id) result(rc)

Returns node associated with given node id as allocatable character json in JSON format.

The function returns the following error codes:

• E_DB_BIND if value binding failed.
• E_DB_NO_ROWS if no rows are returned.
• E_DB_PREPARE if statement preparation failed.
• E_DB_TYPE if returned columns are unexpected.
• E_INVALID if id is invalid.

Arguments

Type	Intent	Optional	Attributes		Name
type(db_type),	intent(inout)			::	db	Database type.
character(len=:),	intent(out),		allocatable	::	json	Returned JSON.
character(len=*),	intent(in)			::	node_id	Node id.

Return Value integer