(PHP 4 >= 4.2.0, PECL yaz >= 0.9.0)
yaz_schema — Specifies schema for retrieval
yaz_schema() specifies the schema for retrieval.
This function should be called before yaz_search() or yaz_present().
idThe connection resource returned by yaz_connect().
schema
       Must be specified as an OID (Object Identifier) in a raw dot-notation 
       (like 1.2.840.10003.13.4) or as one of the known 
       registered schemas: GILS-schema, 
       Holdings, Zthes, ...
      
Es wird kein Wert zurückgegeben.
