Me ya sa sabon document da aka index bai bayyana a bincike ba?

Question

IT Interview Practice · Accepted Answer

Rubutawa na iya yin nasara kafin bincike ya gan shi. Refresh shi ne matakin da yake sa sabbin canje-canjen indexing su bayyana ga bincike.

## Bi samfur da aka ajiye yanzu

```text
Write succeeds -> Search may still miss it -> Refresh -> Search can see it
```

Wannan tazara tana bayyana abin mamaki na yin bincike nan take bayan ajiya. Real-time GET ta document ID na iya riga ta ɗauko shi yayin da search ke amfani da tsohon view.

## Idan bincike na gaba dole ya ga rubutawar

A Kibana Dev Tools, ga index da yake akwai da mapping mai dacewa:

```http
PUT /products/_doc/42?refresh=wait_for
{"title":"Blue Shoes"}
```

Jira wannan buƙatar ta gama kafin aika bincike. `wait_for` yana jiran refresh da zai bayyana wannan operation; yawanci ba ya tilasta refresh nan take ga kowane rubutu. Har yanzu dole binciken ya nufi index daidai kuma ya dace da document.

## Idan ɗan jinkiri ya dace

Yi amfani da refresh cycle na yau da kullum. Tilasta refresh bayan kowane rubutu ɗaya yana ƙara aiki. Haɗa rubuce-rubuce masu alaƙa idan zai yiwu kuma ka auna buƙatar sabunta bayanai maimakon ɗaukar jinkiri ɗaya ga kowace deployment. Refresh yana sarrafa bayyanar bincike; ba hanyar backup ba ce.

[Takardun hukuma](https://www.elastic.co/docs/reference/elasticsearch/rest-apis/refresh-parameter).

Bi samfur da aka ajiye yanzu

Idan bincike na gaba dole ya ga rubutawar

Idan ɗan jinkiri ya dace

Tambayoyi masu alaƙa