public OnDemandQuery from(InputStore inputStore) {

        this.inputStore = inputStore;
        return this;
    }
Builder method to set input store to the on-demand query

@param inputStore inputStore for the on-demand query
@return updated on-demand query
modules/siddhi-query-api/src/main/java/io/siddhi/query/api/execution/query/OnDemandQuery.java