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sql 行转列 case when (简洁版) —— group by 行与行比较【mysql】

代码

# -*- coding: utf-8 -*-
# @Author   : markadc

import random

from elasticsearch import Elasticsearch, helpers

url = 'http://localhost:9200/'
client = Elasticsearch(url)
index = 'test'

some = []
for i in range(1, 10001):
    docu = {'uid': i, 'age': random.randint(1, 100)}  # 每一条数据
    one = {
        '_index': index,
        '_id': i,  # ES索引数据的唯一标识,不指定_id的值ES也会自动生成
        '_source': docu
    }
    some.append(one)

result = helpers.bulk(client, some)
print(result)

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