3) CRUD Services

HTTP Methods

CRUD services have been implemented following the REST paradigm:

Service	HTTP Method
Create	POST
Retrieve	GET
Update	PUT
Delete	DELETE

Parameters

Each service takes four parameters:

Name	Description	Values
datasource	Name of the datasource.	As specified in the configuration file.
query	Payload that will be passed to the DB.	n.a.
collection	Name of the collection (NoSQL) or of the table (SQL).	n.a.
outputType	Defines the format of the output: array of arrays or array of objects.	object (default) array

Parameter Types

The type of each parameter may change according to the required CRUD service and database type.

	CREATE	RETRIEVE	UPDATE	DELETE
datasource	string	string	string	string
query	string / {}	string / {}	string / {}	string / {}
collection	string	string	string	string
outputType	[] / {}	[] / {}	[] / {}	[] / {}