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Persistent ids #76

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dbahrdt opened this issue Dec 21, 2020 · 0 comments
Open

Persistent ids #76

dbahrdt opened this issue Dec 21, 2020 · 0 comments
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enhancement

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@dbahrdt
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dbahrdt commented Dec 21, 2020

We should use ids that are valid across data updates.
Just use the osmId and add fast translation structures.
Mapping internal to osmId is easy (this is already done anyway).
osmId to internal is harder
We could either use minimum perfect hash functions or interpolation search.
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