Does ES store _id field in Lucene as its docid?

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1

As the title asked,

Does ES store _id field in Lucene as its docid?

Or

ES just store _id field as an index-field and each time ES write a doc, lucene create an unique docid and return to ES?

2

I'm still online and waiting for help...

3

Please read the pinned post entitled About the Elasticsearch category, particularly the part starting "also be patient". It is not polite to bump your thread just a few hours after opening it as you just did.

4

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