SAP ABAP Class CL_QUERY_SERVICE_TRD (Query Service Distributor) is using

• Class (15)
• Data Element (26)
• Table/Structure Field (88)
• Function Module (3)
• Interface (1)
• Message Class (4)
• Message Number (4)
• Class Method (20)
• Table (14)

#	Object Type	Object Name	Object Description	Note
1	Interface	IF_OS_CA_INSTANCE	Class-Specific Instance Interface