Features

Native XML Storage

• Native storage of well-formed XML documents without additional DTD mappings
• Support for document collections
• Built-in document structure index
• Configurable user-defined text- and data-indices
• Full update capabilities
• No separate backend storage required

Query and Transformation

• XPath, XQL, and XSLT
• Query optimization
• Highly scalable XSLT processor

Performance and Scalability

• Persistent DOM (PDOM) with transparent main memory access
• Self optimizing cache
• Transactions
• Document sizes up to 2^30 XML nodes or 1 Terabyte

Small footprint

• Database size 30%-100% compared to textual XML
• Code footprint 350K-800K
• Requires only 32MB main memory (including JVM)

Supported Standards

• W3C DOM Level 2 API
• XPath 1.0
• XQL'99 + extensions
• XSLT 1.0
• Java API for XML Processing (JAXP 1.1, including Transformation API's)