[英]Using scan and scroll for elasticSearch on sense
我试图在elasticSearch中迭代几个文档,并且正在使用Sense(谷歌浏览器插件这样做)。 使用扫描和滚动来提高效率我得到滚动ID为:
POST _search?scroll=10m&search_type=scan
{
"query": { "match_all": {}}
}
结果是:
{
"_scroll_id": "c2Nhbjs1OzE4ODY6N[...]c5NTU0NTs=",
"took": 10,
"timed_out": false,
"_shards": {
"total": 5,
"successful": 5,
"failed": 0
},
"hits": {
"total": 20000,
"max_score": 0,
"hits": []
}
}
然后将其传递给GET:
GET _search/scroll?scroll=1m&scroll_id="c2Nhbjs1OzE4ODY6N[...]c5NTU0NTs="
但我得到0结果,特别是:
{
"_index": "my_index",
"_type": "_search",
"_id": "scroll",
"found": false
}
我发现了问题,我已经在服务器框中指定了索引my_index
。 删除它并重新执行post命令:
POST /my_index/_search?scroll=10m&search_type=scan
{
"query": { "match_all": {}}
}
并将生成的scroll_id传递为:
GET _search/scroll?scroll=1m&scroll_id="c2Nhbjs1OzE4ODY6N[...]c5NTU0NTs="
成功了!
这在我看来是有效的(当然你应该从你的案例中替换id;不要使用"
)
POST /test/_search?search_type=scan&scroll=1m
GET /_search/scroll?scroll=1m&scroll_id=c2Nhbjs1OzI[...]Tt0b3RhbF9oaXRzOjQ7
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