SRU/CQL

SRU- Search/Retrieve via URL - is a standard XML-based protocol for search queries, utilizing CQL - Contextual Query Language - a standard syntax for representing queries.

Specifications:

SRU 2.0        SRU 1.2        SRU 1.1     CQL

Version 1.1 was released in 2004 and 1.2 in 2007. SRU 2.0 is an OASIS Standard.

Companion Specs:

Scan    Explain   SRW    XML Files

Also

• Conformance (SRU Base Profile)
• Transport
• Diagnostics
• Record Schemas
• Extensions
• Profiles
  
  

Resources

• Products
• Servers | LC Servers
• Miscellaneous Resources
  
• SRU Record Update
• Bibliography