JSONEachRowWithProgress

Documentation sur le format JSONEachRowWithProgress

Entrée	Sortie	Alias
✗	✔

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Description

Se distingue de JSONEachRow/JSONStringsEachRow en ce que ClickHouse renvoie également des informations de progression sous forme de valeurs JSON.

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Exemple d’utilisation

{"row":{"num":42,"str":"hello","arr":[0,1]}}
{"row":{"num":43,"str":"hello","arr":[0,1,2]}}
{"row":{"num":44,"str":"hello","arr":[0,1,2,3]}}
{"progress":{"read_rows":"3","read_bytes":"24","written_rows":"0","written_bytes":"0","total_rows_to_read":"3"}}

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Paramètres du format