Subscribe to data from an external datasource, and use an input stream or window to send the data to Event Stream Processor.
For detailed information about configuring individual Event Stream Processor-supplied adapters, datatype mappings, and schema discovery, see the SAP Event Stream Processor: Adapters Guide.
Backslashes in CCL files generate errors, because in that context, they are control characters. For detailed information on CCL queries and statements, such as the ATTACH ADAPTER, CREATE SCHEMA, and DECLARE statements, see the SAP Event Stream Processor: CCL Reference.