DIFF Subgroup
G06F 16/3331 Query processing
Introduced: January 2025
Full Title
Full titles differ between systems:
IPC:
Information retrieval; Database structures therefor; File system structures therefor > of unstructured textual data > Querying > Query processing
CPC:
Information retrieval; Database structures therefor; File system structures therefor > of unstructured textual data (document management systems G06F16/93) > Querying > Query processing
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2025.
Child Classifications
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- G06F 16/334 Query execution (filtering based on additional data G06F16/335) since 2025 +5 CPC IPC+CPC Available in IPC and CPC
- G06F 16/3349 Reuse of stored results of previous queries since 2025 IPC+CPC Available in IPC and CPC