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This second part of Simple Features Access (SFA), also called ISO 19125, defines a standard Structured Query Language (SQL) schema that supports storage, retrieval, query and update of feature collections via the SQL Call-Level Interface (SQL/CLI) (ISO/IEC 9075-3:2003).
| Document title | Version | OGC Doc No. | Type |
|---|---|---|---|
| OpenGIS Implementation Specification for Geographic information - Simple feature access - Part 2: SQL option | 1.2.1 | 06-104r4 | IS |
| OpenGIS Implementation Specification for Geographic information - Simple feature access - Part 2: SQL option | 1.2.0 | 06-104r3 | D-IS |
| OpenGIS Implementation Specification for Geographic information - Simple feature access - | 1.1 | 05-134 | D-IS |
| OpenGIS Simple Features Implementation Specification for SQL | 1.1 | 99-049 | D-IS |
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