MongoDB阅读器¶
演示了我们的MongoDB数据连接器。
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%pip install llama-index-readers-mongodb
%pip install llama-index-readers-mongodb
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import logging
import sys
logging.basicConfig(stream=sys.stdout, level=logging.INFO)
logging.getLogger().addHandler(logging.StreamHandler(stream=sys.stdout))
import logging
import sys
logging.basicConfig(stream=sys.stdout, level=logging.INFO)
logging.getLogger().addHandler(logging.StreamHandler(stream=sys.stdout))
如果您在colab上打开这个笔记本,您可能需要安装LlamaIndex 🦙和pymongo。
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!pip install llama-index pymongo
!pip install llama-index pymongo
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from llama_index.core import SummaryIndex
from llama_index.readers.mongodb import SimpleMongoReader
from IPython.display import Markdown, display
import os
from llama_index.core import SummaryIndex
from llama_index.readers.mongodb import SimpleMongoReader
from IPython.display import Markdown, display
import os
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host = "<host>"
port = "<port>"
db_name = "<db_name>"
collection_name = "<collection_name>"
# query_dict is passed into db.collection.find()
query_dict = {}
field_names = ["text"]
reader = SimpleMongoReader(host, port)
documents = reader.load_data(
db_name, collection_name, field_names, query_dict=query_dict
)
host = ""
port = ""
db_name = ""
collection_name = ""
# query_dict is passed into db.collection.find()
query_dict = {}
field_names = ["text"]
reader = SimpleMongoReader(host, port)
documents = reader.load_data(
db_name, collection_name, field_names, query_dict=query_dict
)
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index = SummaryIndex.from_documents(documents)
index = SummaryIndex.from_documents(documents)
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# 将日志级别设置为DEBUG,以获得更详细的输出
query_engine = index.as_query_engine()
response = query_engine.query("<query_text>")
# 将日志级别设置为DEBUG,以获得更详细的输出
query_engine = index.as_query_engine()
response = query_engine.query("")
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display(Markdown(f"<b>{response}</b>"))
display(Markdown(f"{response}"))