Sets option name to value.
Table 1. PYP/YAZ Connection Options
| Name | Description | 
|---|---|
| implementationName | implementation name of server | 
| implementationVersion | implementation version of server | 
| implementationId | implementation ID of server | 
| schema | schema for retrieval. By default, no schema is used. Setting this option is equivalent to using function yaz_schema() | 
| preferredRecordSyntax | record syntax for retrieval. By default, no syntax is used. Setting this option is equivalent to using function yaz_syntax() | 
| start | offset for first record to be retrieved via yaz_search() or yaz_present(). First record is numbered has a start value of 0. Second record has start value 1. Setting this option in combination with option count has the same effect as calling yaz_range() except that records are numbered from 1 in yaz_range() | 
| count | maximum number of records to be retrieved via yaz_search() or yaz_present(). | 
| elementSetName | element-set-name for retrieval. Setting this option is equivalent to calling yaz_element(). |