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Quantitative Finance · शब्दावली

Schema evolution क्या है?

Definition 4.10 Research, Data and Risk Platforms · अध्याय 4 — A Tick Store on Open Formats

Schema evolution is the change of a dataset’s layout over time under rules that let every reader read every version: here, fields may be added at the end with a default, and are never removed, renamed, retyped or reordered.

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