IN_MEMORY_SAMPLE_DS org.wso2.carbon.dataservices.core.custom.datasource.InMemoryDataSource {Users:[ID,Name]} {Users:[["1","Will Smith"],["2","Denzel Washington"]]} org.wso2.carbon.dataservices.core.custom.datasource.EchoDataSource prop_value1 prop_value2 ECHO_SAMPLE_DS column1,column2;R1C1 :param1,R1C2 :param2;R2C1 :param3,R2C2 :param4 column1,column2;R1C1 :param1,R1C2 :param2;R2C1 :param1,R2C2 :param2 SELECT ID,Name FROM Users SELECT ID,Model,Classification,Year FROM Vehicles SELECT ID,Model,Classification,Year FROM Vehicles WHERE Year < 1970 SELECT ID,Model,Classification,Year FROM Vehicles WHERE ID=? INSERT INTO Vehicles (ID,Model,Classification,Year) VALUES(:ID,:Model,:Classification,:Year)