Query formulation

Introduced: January 2019

Full Title

Information retrieval; Database structures therefor; File system structures therefor > of structured data, e.g. relational data > Querying > Query formulation

Of 5 combined children, 0 exist in both systems.

5 codes are CPC-only extensions.

Child Classifications

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G06F 16/2423 CPC only CPC only
G06F 16/2425 CPC only CPC only
G06F 16/2428 CPC only CPC only
G06F 16/243 CPC only CPC only
G06F 16/2433 +6 CPC CPC only CPC only