1. SRU and CQL Ralph LeVan Senior Research Scientist OCLC

2. The Basics REST-ful API for Search and Retrieve CQL – A rich, standardized query grammar Self-describing service through Explain records

3. REST-ful API for Search and Retrieve Base URL: http://worldcat.org/identities/search/Identitieshttp://worldcat.org/identities/search/Identities Querystring: query=local.Name+all+%22ralph+levan%22 Important Optional Parms: startRecord maximumRecords recordSchema

4. REST-ful API for Search and Retrieve Untrustworthy Optional Parms: sortKeys

5. REST-ful API for Search and Retrieve Amusing Parms: recordPacking

6. REST-ful API for Search and Retrieve Omittable Mandatory Parms: version operation

7. CQL Standard Boolean operations Search Terms: [Index relation] quotedString query=dog query=cql.any exact moby dick Indexes defined by server Standard relations: exact, =, all, any

8. searchRetrieveResponse

9. searchRetrieveResponse elements 1.1 3 6dsxzt 300...

10. record elements info:srw/schema/1/Identities xml... 1

11. Explain 1.1 http://explain.z3950.org/dtd/2.0/ xml

12. Explain Record …

13. indexInfo local.BirthDate BirthDate any

14. schemaInfo <schema sort="false" retrieve="true" name="Identities" identifier="info:srw/schema/1/Identities location="http://www.oclc.org/standards/Identities/schema/I dentities.xsd"> Identities records in their native format

15. configInfo 250 10 info:srw/schema/1/Identities

16. Links http://www.loc.gov/standards/sru/